Items affiliated to "Louis Bolk Institute"

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Adriaansen-Tennekes, Ruth; Bloksma, Joke; Huber, Machteld; Baars, Ton; de Wit, Jan and Baars, Erik (2005) Biologische producten en gezondheid. Resultaten melkonderzoek 2005. [Organic products and health. Results of milk research 2005.] Louis Bolk Instituut Publications, no. GVV06. Louis Bolk Instituut.

Almekinders, C.; Mertens, L.; Loon, van, J. and Lammerts van Bueren, E.T. (2016) Potato breeding in the Netherlands: successful collaboration between farmers and commercial breeders. Farming Matters: special issue on Access and Benefit Sharing, April 2016, april, pp. 34-37.

Alsanius, Beatrix W.; Blok, Chris; Cuijpers, Willemijn J.M.; França, Soraya C.; Fuchs, Jacques G.; Janmaat, Leen; Raviv, Michael; Streminska, Marta A.; Termorshuizen, Aad J. and van der Wurff, André W. G. (2016) Handbook for Composting and Compost Use in Organic Horticulture. Research Report. BioGreenhouse COST Action FA 1105, www.biogreenhouse.org.

Andersen, Regine; Bocci, Riccardo; Howlett, Sally; Pearce, Bruce; Dunsire, Gaina; Rey, Frederic; Nuijten, E.; Andersen, Rikke Thomle; Pedersen, Tove Mariegaard; Miceli, F. and Slabe, Anamarija (editor): Pedersen, Tove Mariegaard and Rey, Frederic (Eds.) (2016) Breeding for diversity – political implications and new pathways for the future. .

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Baars, Ton (2002) Reconciling scientific approaches for organic farming research: Part I- Reflection on research methods in organic grassland and animal production at the Louis Bolk Institute, The Netherlands. Thesis, Louis Bolk Instituut , Department of Livestock production. Louis Bolk Instituut Publications, no. G38. Louis Bolk Instituut.

Baars, Ton (2002) Reconciling scientific approaches for organic farming research: Part II - Effects of manure types and white clover (Trifolium repens) cultivars on the productivity of grass-clover mixtures grown on a humid sandy soil. Thesis, Louis Bolk Instituut , Department of livestock Production. Louis Bolk Instituut Publications, no. G38. Louis Bolk Instituut.

Baars, Ton; Baars, Erik; Bruin, de, Anja and Ellinger, Liesbeth (2003) Desk study on homeopathy in organic livestock farming: Principles, obstacles and recommendations for practice and research. Louis Bolk Instituut , Livestock production.

Baars, Ton; Spengler, Anet and Spranger, Joerg (2003) Is there something like bio-dynamic breeding? Paper at: Initiatives for animal breeding in organic farming in Europe and evaluation for future strategies, Driebergen, The Netherlands, 17/18 October 2003. [Unpublished]

Baars, Ton and Wagenaar, Jan-Paul (2002) Experiential science as a novel scientific discipline. In: Powell, Jane and et al. (Eds.) Proceedings of the UK Organic Research 2002 Conference, Organic Centre Wales, Institute of Rural Studies, University of Wales Aberystwyth, pp. 115-116.

Beck, Alexander; Cuoco, Eduardo; Häring, Anna Maria; Kahl, J.; Koopmans, Chris; Micheloni, Cristina; Moeskops, Bram; Niggli, Urs ; Padel, Susanne and Rasmussen, Ilse A. (editor): Moeskops, Bram and Cuoco, Eduardo (Eds.) (2014) Strategic Research and Innovation Agenda for Organic Food and Farming. TP Organics, Brussels, Belgium.

Bestman, Msc M.W.P. (2008) Diversity in measures against infection with avian influenza in organic poultry by different European countries. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Bestman, Monique (2021) Worminfecties bij biologische leghennen. Lecture at: [Completed]

Bestman, Monique (2020) Worminfecties, ontwormen en aanbevelingen voor pluimveehouders. Lecture at: [Completed]

Bestman, Monique; Cuijpers, Willemijn and Baars, Ton (2003) Zelfmedicatie door varkens in de biologische veehouderij: Deskstudie naar een nieuw concept voor diergezondheidszorg. Ideeën voor praktijk en onderzoek. [Self-medication by pigs in organic livestock farming.] Louis Bolk Instituut Publications, no. LV50. Louis Bolk Instituut and Agro Eco Consultancy , Livestock production.

Bestman, Monique; Niekerk, van, Thea; Göransson, Lina; Ferrante, Valentina; Gunnarsson, Stefan; GRILLI, GUIDO; Haas, de, Elske; Rodenburg, Bas and Arndt, Saskia (2021) Gut parasite infections and free-range use in organic laying hens. Speech at: FreeBirds ‐ Encouraging organic chickens and laying hens to be more outdoor. Final project webinar, Online, April 22, 2021. [Completed]

Bestman, Monique and Wagenaar, Jan-Paul (2009) Biologische leghennen: gezond, gezonder, gezondst. [Organic laying hens: healthy, healthier, healthiest.] Louis Bolk Instituut .

Bestman, Monique and Wagenaar, Jan-Paul (2006) Die Besatzdichte ist ein Risikofaktor für Federpicken : Junghennenaufzucht in den Niederlanden. DGS MAGAZIN, June 2006 (Woche 22/2006), pp. 45-48.

Bestman, Monique and Wagenaar, Jan-Paul (2003) Farm level factors associated with feather pecking in organic laying hens. Livestock Production Science, 80, pp. 133-140.

Bestman, Monique (2018) Verbeteren van de biologische pluimveehouderij aan de hand van de kippenuitloop. Lecture at: Presentation at Organic food & farming fair., Zwolle, the Netherlands, 17 January 2018. [Completed]

Bestman, Monique (2015) Bomen voor Buitenkippen. [Trees for chickens.] Louis Bolk Instituut, Driebergen.

Bestman, Monique (2014) KAT kijkt strenger. [KAT's requirements for outdoor range areas are stricter.] Pluimveehouderij, 20 June 2014, 44, pp. 24-25.

Bestman, Monique (2013) In alle rust. [In peace.] Pluimveehouderij, 18 October 2013, 43, pp. 30-31.

Bestman, Monique (2013) Biovermeerdering in de lift. [Organic poultry breeding on the rise.] Pluimveehouderij, 31 May 2013, 43, p. 15.

Bestman, Monique (2013) Pluimvee en boomgaard in symbiose. [Symbiosis between poultry and orchard.] Ekoland, May 2013, 5/13, pp. 12-13.

Bestman, Monique (2013) Broer van de hen afmesten. [Fattening the brother of the laying hen.] Pluimveehouderij, 29 March 2013, 43, p. 12.

Bestman, Monique (2013) Veren tussen het fruit. [Feathers between the fruit.] Pluimveehouderij, 18 January 2013, 44, pp. 22-23.

Bestman, Monique; Bloksma, Joke and Manintveld, A. (2015) Kip in 't fruit, boom in de uitloop: Samenwerking fruittelers en pluimveebedrijven biedt kansen. [Opportunities for collaboration between fruit growers and poultry farmers.] Ekoland, juli/augustus 2015.

Bestman, Monique and Boosten, M. (2013) Buitenlust. [Pleasure Outside.] Pluimveehouderij, 6 September 2013, 43, pp. 26-27.

Bestman, Monique; Eekeren, Nick van; Luske, Boki; Vonk, Mark; Anssems, Emiel; Boosten, Martijn and Bree, Miriam van (2014) INTRODUCING TREES IN DAIRY AND POULTRY FARMS - Experiences dairy and poultry farmers' networks in The Netherlands. Paper at: IFOAM Organic World Congress 2014, Istanbul, Turkey, 13-15 October 2014. [Completed]

Bestman, Monique and Erisman, J.W. (2016) Geschiktheid van de Kringloopwijzer als beleidsinstrument. Louis Bolk Instituut , Driebergen.

Bestman, Monique; Leenstra, Ferry; Maurer, Veronika; van Sambeek, Frans; Zeltner, Esther; Reuvekamp, Berry; Amsler, Zivile; Galea, Fabien and van Niekerk, Thea (2012) Performance of commercial laying hen genotypes on free range and organic farms in Switzerland, France and The Netherlands. In: Rahmann, Gerold and Godinho, Denise (Eds.) Tackling the Fututre Challenges of Organic Animal Husbandry, Johann Heinrich von Thünen-Institut Federal Research Institute for Rural Areas, Forestry and Fisheries, Braunschweig, Germany, Landbauforschung Sonderheft 362, pp. 355-359.

Bestman, Monique; Verwer, C; Brenninkmeyer, Christine; Knierim, Ute; Soerensen, J.T.; Hinrichsen, L.; Willett, A. V.; Niebuhr, K.; Smajlhodzic, F.; Errari, P.; Ferrante, V.; Gunnarsson, S.; Tuyttens, Frank and Heerkens, Jasper (2015) Promoting health and welfare in organic laying hens. Recommendations to ensure hen health and welfare in organic husbandry. Healthy Hens.

Bestman, Monique; Verwer, C and Heerkens, Jasper (2016) Resultaten onderzoek bio ook interessant voor gangbaar. [Results of organic poultry study also relevant for conventional poultry systems.] Pluimveehouderij, 15 January 2016, 46 (Januar), pp. 22-24.

Bestman, Monique; Verwer, C; Leenstra, Ferry; Niekerk, van, T and Reuvekamp, Berry (2013) Gelijkspel. [Feather pecking damage the same in organic and free range hens.] Pluimveehouderij, 16 August 2013, p. 29.

Bestman, Monique and Verwer, Cynthia (2014) Algen in kippenvoer. [Algae in chicken feed.] Pluimveehouderij, 28 February 2014, 44, pp. 24-25.

Bestman, Monique; Verwer, Cynthia; van Niekerk, Thea; Leenstra, Ferry; Reuvekamp, Berry; Amsler-Kepalaite, Zivile and Maurer, Veronika (2019) Factors related to free-range use in commercial laying hens. Applied Animal Behaviour Science, 214, pp. 57-63.

Bestman, Monique and Vogel, Tessa (2014) In grasland meeste risico. [AI risk greatest in outdoor range areas with grasses.] Pluimveehouderij, 30 May 2014, 44, pp. 30-31.

Bestman, Monique and Wagenaar, Jan-Paul (2014) Health and Welfare in Dutch Organic Laying Hens. Animals, 4 (2), pp. 374-390.

Bickelhaupt, Christine and Verwer, C (2013) 'Investigating marketing opportunities for dairy products from dam rearing systems' - summary of the similarly titled report. Louis Bolk Instituut , Driebergen.

Bikker, P; Binnendijk, G.P. and van der Peet-Swering, C.M.C. (editor): Wageningen UR, Livestock Research (Ed.) (2011) Opname van gras- en mengkuil door dragende biologische zeugen. [Intake of grass silage or mixed grass silage of pregnant sows.] Wageningen UR, Livestock Research.

Bikker, P.; Harn, J.; Groenenstein, C.M.; Wit, J. de; Bruggen, C. and Luesink, H.H. (2013) Stikstof- en fosforexcretie van varkens, pluimvee en rundvee in biologische en gangbare houderijsystemen. [Nitrogen and phosphorus excretion of pigs, poultry and cattle in organic and conventional farming systems.] WOt-werkdocument , no. 347. Wettelijke Onderzoekstaken Natuur & Milieu, Wageningen.

Bloksma, J.; Huber, M.; Northolt, M.; van der Burgt, G.J. and Adriaansen-Tennekens, R. (2003) The Inner Quality Concept for food, based on life processes. Paper at: New approaches in food quality analysis, Berlin, 13-14 Nov. 2003.

Bloksma, Joke (2000) Soil management in organic fruit growing. Paper at: Symposium Organic Fruit HRI / EMRA / ADAS, Wye College, Ashford (Kent), 16-17 October 2000.

Bloksma, Joke and Huber, Machteld (2002) Growth and differentiation: Life processes in crops. Louis Bolk Instituut Publications, no. GVV02eng. Louis Bolk Instituut.

Bloksma, Joke; Huber, Machteld; Northolt, Martin; Zanen, Marleen and Jansonius, Pieterjans (2004) Parameters for apple quality - 2 - and the development of the ‘inner quality concept’ 2001-2003. [Parametern für Apfelqualität und die weitere Entwicklung des Begriffs der ‘Inneren Qualität’ 2001-2003. Parameters voor appelkwaliteit en de verdere ontwikkeling van het ‘innerlijke kwaliteits concept’ 2001-2003.] Louis Bolk Instituut Publications, no. GVV04. Louis Bolk Instituut .

Bloksma, Joke and Jansonius, Pieterjans (2000) Leaf series as an image of shoot growth. Louis Bolk Institute.

Bloksma, Joke; Jansonius, PieterJans and Zanen, Marleen (2003) Annual report 2002 LBI organic fruit growing research. Louis Bolk Instituut Publications, no. LF73. Louis Bolk Instituut , Fruit growing.

Bloksma, Joke; Jansonius, PieterJans and Zanen, Marleen (2002) Annual report 2001 LBI organic fruit growing research. Louis Bolk Instituut Publications, no. LF67. Louis Bolk Instituut , Fruit growing.

Bloksma, Joke; Jansonius, PieterJans; Zanen, Marleen and Brouwer, Gerjan (2001) Informatie en literatuur voor de biologische fruitteelt : Information and literature for organic fruit growing. Louis Bolk Instituut Publications, no. LF64. Louis Bolk Instituut , Fruit growing.

Bloksma, Joke; Northolt, Martin and Huber, Machteld (2001) Parameters for apple quality: and an outline for a new quality concept - part 1 report. [Met Nederlandse samenvatting: Parameters voor appelkwaliteit en een aanzet tot een nieuw kwaliteitsconcept / mit Deutschen Zusammenfassung: Parametern für Apfelqualität und ein Entwurf eines neuen Qualitätsbegriffes.] Louis Bolk Instituut publications, no. GVV01/FQH01. Louis Bolk Instituut .

Boer, H. de; Eekeren, N. van; Pinxterhuis, Ina and Stienezen, M.W.J. (2012) Optimal length of the grass-clover period in crop rotations: results of a 9-year field experiment under organic conditions. Wageningen UR Livestock Research, Lelystad.

Bokhorst, J.G. (2011) Bemesting in de biologische akker- en tuinbouw bij bodems met een hoge fosfaattoestand. [Fertilizer use on organic arable and horticultural farms on phosphate rich soils.] Louis Bolk Instituut, Driebergen.

Bokhorst, J.G. and Janmaat, Leen (2013) Bio-landbouw toegerust voor fosfaatkringlopen: goede bodemstructuur en bodemleven bron van fosfaat. [Organic agriculture well equipped for phosphate cycling: good soil structure and healthy soil life are a source of phosphate.] Ekoland, July 2013, 33 (7/8), pp. 22-23.

Bokhorst, Jan G. (2010) Bemesting in de biologische akker- en tuinbouw bij bodems met een hoge fosfaattoestand. [Fertilizer use on organic arable and horticultural farms on phosphate rich soils.] Louis Bolk Institute, Driebergen.

Bokhorst, Jan G. and Staps, J.J.M. (2010) Vervolgonderzoek verhoogde nikkelgehalten in grondwater in de provincie Flevoland. [Follow-up study increased nickel levels in ground water in the Flevoland province.] Louis Bolk Instituut, Driebergen.

Bont, Yoni; Magendans, Denise; van Nes, Hester; Oude Lenferink, Kirsten; Spit, Jan Jelle and Verkuijl, Marc (2009) Sturende factoren voor verhoging van vet- en eiwit gehalten in biologische geitenmelk. [Influencing fat and protein content in organic dairy goat's milk.] Biogeit rapport, no. 15. Louis Bolk Instituut .

Borsten, Jos (2012) Geitenbrij op een rij: De fokkerijpraktijk in de biologische melkgeitenhouderij nader bekeken, is er gevaar voor inteelt? [Billy goat soup : A closer look has been taken at the breeding practise of organic dairy goat farms; can inbreeding become a serious threat?] Louis Bolk Instituut, Driebergen.

Bos, M; de Wit, Jan and Smeding, Frans (2010) Nut & Natuur Overijssel: Meerwaarde, benutting en borging van groene grondstoffen uit natuurgebieden in Overijssel; praktische bijdragen aan een bio-based economy vanuit landbouw en natuurbeheer. [Benefits from nature - Agricultural value, applicability and safe-guarding of green resources from nature reserves.] Louis Bolk Instituut .

Bos, M. (2010) Biologie van de Jacobskruidaardvlo: Longitarsus jacobaeae: en internationale ervaringen met de beheersing van Jacobskruiskruid. [Biology of the Ragwort Flea Beetle: Longitarsus jacobaeae: and international experiences in the biological control of Ragwort.] Louis Bolk Instituut .

Bos, Heleen; Mertens, L.; Diemen, van, Marcel; Janmaat, Leen and Cuijpers, Willemijn (2013) Wintergroenten Nieuwsbrief April 2013. [Winter Vegetables Newsletter April 2013.] Louis Bolk Instituut, Driebergen.

Bos, Merijn M. (2011) Bloeiend Bedrijf - biodiversiteit inzetten tegen landbouwplagen. [Flowering Farm - apply biodiversity against pests.] Ekoland, September 2011 (9), pp. 22-23.

Bos, Merijn M. and Dirks, Dave (2011) Nieuwsbrief Bloeiend Bedrijf #1. [Newsletter Blooming Farm #1.] Louis Bolk Instituut, Driebergen.

Bos, Merijn M. and Luske, Boki (2012) Bijen en bestuiving: Boer en honingbij zijn onlosmakelijk verbonden. [Bees and crop pollination - Farmers and Honey bees are inextricably connected.] Ekoland, September 2012, pp. 10-11.

Bos, Merijn M.; Luske, Boki and Janmaat, Leen (2014) Akkernatuur - Herken en stimuleer nuttige natuur. [Field nature: recognize and stimulate useful nature.] Louis Bolk Instituut, Driebergen.

Brouwer, Gerjan and Timmermans, B.G.H. (2012) Bemesting biologische fruitteelt. [Organic fruit fertilization.] Louis Bolk Instituut , Driebergen.

Brouwer, Gerjan; Timmermans, B.G.H. and Kamp, van der, Joris (2015) Kleinfruit klimaatneutraal telen: Bemesting en diesel leveren grootste bijdrage aan de carbon footprint van bio kleinfruittelers. [ Climate-neutral production of soft fruit : Nutrient and diesel use contribute most to carbon footprint of organic soft-fruit production.] Ekoland, March 2015, march, pp. 26-27.

Bügel, Susanne ; Almer, Kamille; Zalecka, A.; Ploeger, A.; Huber, Machteld and Kahl, J. (2013) Can Functional Food and Organic Food be Supporting Concepts in Europe? Poster at: IUNS 2013, Granada Spain, 15-20 September 2013. [Completed]

{Tool} NDICEA - Nitrogen Planer – version 6.2. [NDICEA - stikstofplanner.] Creator(s): Burgt, G.J.H.M.. Issuing Organisation(s): LBI - Louis Bolk Institute. (2014)

Burgt, G.J.H.M. and Bus, M.C. (2013) PlantyOrganic: Design and results 2012. Louis Bolk Institute, Driebergen.

Burgt, G.J.H.M.; Carina, Rietema and Bus, Michiel (2017) Plant Organic 5 jaar: evaluatie van bodemvruchtbaarheid, stikstofhuishouding en productie. Working paper.

Burgt, Geert-Jan H.M. (2012) PlantyOrganic: bedrijfsontwerp. [PlantyOrganic: farm design.] Louis Bolk Instituut, Driebergen.

Burgt, Geert-Jan H.M.; Eekeren, N. van; Scholberg, Johannes and Koopmans, Chris (2013) Lucerne (Medicago sativa) or grass-clover as cut-and-carry fertilizers in organic agriculture. [Lucerne (Medicago sativa) of gras-klaver als maaimeststoffen in de biologische landbouw.] Paper at: EGF - The Role of Grasslands in a Green Future, Akureyri, Iceland, 26 June 2013.

Burgt, Geert-Jan H.M. and Rietberg, P.I. (2012) Evaluation of the NDICEA model. [Evaluatie van het NDICEA model.] Louis Bolk Instituut publications, no. 2012-036 LbP. Louis Bolk Instituut, Driebergen.

Burgt, Geert-Jan H.M. and Rietberg, P.I. (2012) Toepassing van maaimeststoffen: Van Strien 2011. [Practice of cut and carry fertilizers: Van Strien 2011.] Louis Bolk Instituut Publications, no. 2012-027 LbP. Louis Bolk Instituut, Driebergen.

Burgt, Geert-Jan H.M.; Rietema, C. and Bus, M. (2019) Bewertung von Bodenfruchtbarkeit, Stickstoffhaushalt und Ertrag. Louis Bolk Instituut, Biowad, Bunnik.

Burgt, Geert-Jan H.M.; Rietema, Carina and Bus, Michiel (2018) Planty Organic 5 year: evaluation of soil fertility, nitrogen dynamics and production. .

Burgt, Geert-Jan H.M. and Staps, J.J.M. (2010) Minder en Anders Bemesten. Onderzoeksresultaten tuinbouw op zand. Van Lierop 2008-2010. [Fertilise less and differently: Experimental results horticulture on sand. Van Lierop 2008-2010.] Louis Bolk Institute, Driebergen.

Burgt, Geert-Jan H.M.; Werkman, Douwe and Bus, Michiel (2012) PlantyOrganic: Voortgang 2012. Louis Bolk Instituut, Driebergen.

Burgt, Geert-Jan H.M.; Wijk, Kees and Haagsma, Wiepie (2012) Fosfaatwerking in organische mest; 13 jaar onderzoek in biologische teelt op Proefveld Mest Als Kans. [Effect of organic manures on soil phosphate availability.] Louis Bolk Instituut , Driebergen.

Bus, Michiel and Hospers-Brands, A.J.T.M. (2014) BioWad Newsletter PlantyOrganic November 2014. Louis Bolk Instituut .

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Chylinski, Caroline; Athanasiadou, Spiridoula; Thüer, Susann; Grovermann, Christian; Moakes, Simon; Hoste, Hervé; Petkevičius, Saulius; Verwer, Cynthia; Verkaik, Jan and Werne, Steffen (2023) Reducing anthelmintic inputs in organic farming: Are small ruminant farmers integrating alternative strategies to control gastrointestinal nematodes? Veterinary Parasitology, 315 (109864), pp. 1-13.

Collective publication (2017) 9 Schlüsselkonzepte für eine Vielfalt von Lebensmitteln. [9 key-concepts for food diversity.] DIVERSIFOOD project . [Completed]

Cuijpers, Ir. W.J.M.; van der Burgt, Ir. G.J.H.M. and Voogt, Dr. W. (2008) Nitrogen balances in Dutch organic greenhouse production. In: Conference proceedings.

Cuijpers, Willemijn and Hospers-Brands, Monique (2008) Helpmeststoffen: Beschikbaarheid en opname van stikstof in de biologische teelt van zomertarwe. [Additional fertilizers: Availability and uptake of nitrogen in organic spring wheat.] Louis Bolk Instituut .

Cuijpers, Willemijn; Janmaat, Leen and van der Burgt, Geert-Jan (2008) Bodemgezondheid in de biologische kasteelt, Deel 2: ziektewerendheid tegen bodemgebonden schimmels. [Soil health aspects in organic greenhouse production, part 2: disease suppression of soil fungi.] Louis Blk Instituut publications, no. LB25. Louis Bolk Instituut .

Cuijpers, Willemijn; Smeding, Frans and van der Burgt, Geert-Jan (2008) Bodemgezondheid in de biologische kasteelt Deel 1: definitiestudie. [Soil health aspects in organic greenhouse production part 1.] Louis Bolk Instituut publications, no. LB24. Louis Bolk Instituut .

Cuijpers, Willemijn and van der Burgt, Geert-Jan (2008) Bodemvitaliteit in de biologische kasteelt: Effect van grondbewerking en introductie van regenwormen op de bodemstructuur. [Soil vitality in organic glasshouse crops.] Louis Bolk Instituut publications, no. LB23. Louis Bolk Instituut .

Cuijpers, Willemijn and Burgt, Geert-Jan H.M. (2013) Effect of Field Treatments against Root-Knot Nematodes on Soil Suppressiveness against Fusarium oxysporum f.sp. linii. Poster at: 2nd International Symposium on Organic Greenhouse Horticulture, Avignon, France, October 28-31, 2013.

Cuijpers, Willemijn; França, Soraya; Debode, Jane and Hospers-Brands, A.J.T.M. (2015) Stuurbaar bodemleven? Effect van lignine-rijke gewasresten op Verticillium. [Guiding soil life: Effect of lignin-rich crop residues on Verticillium.] Louis Bolk Instituut, Driebergen.

Cuijpers, Willemijn and Janmaat, Leen (2015) Digestaat: Benutting Organische Kringloopstikstof. [Digestate: Making use of nitrogen in biodigester waste.] Louis Bolk Instituut, Driebergen.

Cuijpers, Willemijn and Janmaat, Leen (2014) Compost composities: Bodem, bemesting en ziektewering. [Compost compositions: Soil, fertilization and disease suppression.] Louis Bolk Instituut, Driebergen.

Cuijpers, Willemijn and Janmaat, Leen (2012) Biowisselkas: Bredere vruchtwisseling voor een gezondere bodem. [Organic greenhouse intercropping: Broadening crop rotations for a healthier soil.] Louis Bolk Instituut, Driebergen.

Cuijpers, Willemijn and Water, van de, Martin (2015) Toepassing gefilterd digestaat in de biologische fruitteelt: Resultaten demo 2014. [Application of filtered digestate in organic orchards.] Louis Bolk Instituut, Driebergen.

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De Boer, H.C. and Van Eekeren, N. (2007) Bodemverdichting door berijden bij zodebemesten: effecten op opbrengst en voederwaarde van gras-klaver, bodemstructuur en biologische bodemkwaliteit. [Soil compaction due to trafficking during slurry injection: effects on yield and nutritional value of grass-clover, soil structure and biological soil quality.] Report, no. 47. Wageningen UR , Animal Sciences Group / Veehouderij.

{Tool} Overview of intercropping practices in Europe (ReMIX Practice abstract). Creator(s): de Buck, Abco. Issuing Organisation(s): LBI - Luis Bolk Institute, IFOAM EU. ReMIX Practice abstracts, no. 9. (2020)

{Tool} Seed health in potatoes (Liveseed Practice Abstract). Creator(s): de Buck, A.J.. Issuing Organisation(s): LBI - Louis Bolk Institute. Liveseed Practice Abstract, no. 28. (2020)

De Cock, L; De Meyer, P; de Wit, Jan; Lauwers, L and Wolput, B (2009) Achtergrondstudie bij de subsidies voor de biologische land- en tuinbouw in Vlaanderen. [Background study: subsidies for organic agriculture and horticulture in Flanders.] Instituut voor Landbouw en Visserijonderzoek ILVO , Merelbeke.

de Vries, Anneke and de Wit, Jan (2007) Kristallisaties en biofotonen: Verschillen in melkkwaliteit tussen biologische bedrijven in beeld gebracht. [Biophotons and biocrystallisations: quality presentation of organic dairy.] Louis Bolk Publications, no. LV67. Louis Bolk Instituut .

de Vries, Anneke and de Wit, Jan (2006) Rantsoen en melkvetzuren: Verschillen in melkkwaliteit tussen biologische bedrijven in beeld gebracht. [Effect of different feed components on the fatty acid composition of organic cow milk.] Louis Bolk Publications, no. LV64. Louis Bolk Instituut .

de Vries, Franciska T; Hofland, Ellis; van Eekeren, Nick; Brussaard, Lijbert and Bloem, Jaap (2006) Fungal/bacterial ratios in grasslands with contrasting nitrogen management. Soil Biology &Biochemistry (38), pp. 2092-2103.

de Wit, Jan and de Vries, Anneke (2008) Feed composition and strategies to improve poly-unsaturated fatty acid levels in organic cow milk. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

de Wit, Jan and de Vries, Anneke (2007) Meer goede vetzuren in biologische melk: Het verhogen van het CLA en Omega-3 gehalte. [More positive fatty acids in organic milk: Increasing CLA and omega-3 fatty content.] Louis Bolk Publications, no. LV68. Louis Bolk Instituut .

de Wit, Jan; Verhoog, Henk and Prins, Udo (2006) Why regionality is an important value in organic agriculture: the case of the Netherlands. Paper at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

de Wit, Jan; Wagenaar, Jan Paul; de Vries, Anneke and Baars, Ton (2006) Milk fatty acids in relation to feeding practices on Dutch organic farms. Paper at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

de Wit, Jan; van Eekeren, Nick; Wagenaar, Jan-Paul and Smeding, Frans (2014) SPECIES IDENTITY IMPORTANT TO ACHIEVE BENEFITS OF DIVERSE GRASSLAND MIXTURES. In: Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 3, Thuenen Report, no. 20, pp. 803-806.

Deru, Joachim; Eekeren, N. van and Boer, H. de (2010) Beworteling van grasland - een literatuurstudie: Nutriëntenopname in relatie tot bewortelingsdiepte en - intensiteit; factoren en potentiële maatregelen die de beworteling beïnvloeden. [Rooting of grassland: a literature review on nutrient uptake in relation to rooting depth and density, and on potential measures to stimulate deep and dense rooting of grass.] Lous Bolk Instituut, Driebergen, Netherlands.

Deru, Joachim; Schilder, Henk; Schoot, Jan Rinze, van der and Eekeren, N. van (2014) Genetic differences in root mass of Lolium perenne varieties under field conditions. Euphytica, may 20, pp. 1-11.

Deru, Joachim; van der Burgt, Geert-Jan; van Eekeren, Nick and Wientjes, Harm (2010) Maïsteelt en mestscheiding: Langetermijneffecten op organische stof. [Growing maize and manure separation: Long-term effects on soil organic matter.] V-focus, December 2010, pp. 20-22.

Döring, Thomas F.; Bocci, Riccardo; Hitchings, Roger; Howlett, S. A.; Lammerts van Bueren, E.T.; Pautasso, Marco; Raaijmakers, M; Rey, F; Stubsgaard, Anke; Weinhappel, M.; Wilbois, Klaus-Peter; Winkler, Louisa and Wolfe, M S (2012) The organic seed regulations framework in Europe – current status and recommendations for future development. Organic Agriculture, xx, xx-xx. [In Press]

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Eekeren, N. van (2010) Grassland management, soil biota and ecosystem services in sandy soils.

Eekeren, N. van; Govaerts, Wim and Smolders, Gidi (2010) Zwavelvoorziening op melkveebedrijven: Tekorten leiden tot verminderde eiwitvorming bij plant en dier. [Sulfur supply on dairy farms.] Ekoland, April 2010, pp. 24-25.

Eekeren, N.J.M. van; Smeding, F.W.; Vries, F.T. and . Bloem, J. (2005) Analysis of the soil food web structure under grass and grassclover. In: Wachtendorf, Michael; Helgadóttir, Áuslaug and Parente, Giuseppe (Eds.) Proceedings of Cost action 852, pp. 37-40.

Eekeren, N. van; Beeckman, Annelies; Sobry, Luk and Govaerts, Wim (2012) Biokennisbericht #29: Zuivel en Rundvlees. Thema: Kruiden en de mineralenvoorziening. [Bioknowledge message #29: Dairy and Beef. Theme: Herbs and mineral supply.] Biokennis.

Eekeren, N. van; Bokhorst, J.G. and Brussaard, Lijbert (2010) Roots and earthworms under grass, clover and a grass-clover mixture. Paper at: 19th World Congress of Soil Science, Soil Solutions for a Changing World, Brisbane, Australia, 1 - 6 August 2010.

Eekeren, N. van; Delanote, Lieven; Beeckman, Annelies and Vervisch, B. (2016) Plant voedt bodem: Uit onderzoek blijkt dat planten belangrijker zijn voor het voeden van de bodem dan bemesting. [Plants feed the soil: Research shows that plants are more important for feeding the soil than fertilizers.] Ekoland, March 2016, 2016 (maart), pp. 22-23.

Eekeren, N. van and Govaerts, Wim (2011) Biokennisbericht #13: Geiten en schapen: Thema: Eeuwig duurmelken bij geiten? [BioKnowledge Report #13: Goats and sheep. Theme: persistent milking / Perennial dairy goats: indefinitely extended lactation.] Biokennis, Driebergen.

Eekeren, N. van; Kortstee, Harry; Loefs, Renske and Boxtel, Maria (2011) Geitenvlees in beweging. [Goat meat on the rise.] Ekoland, November 2011, pp. 22-23.

Eekeren, N. van; Rietberg, P.I.; Iepema, G and Wit, J. de (2014) Does early spring grazing stimulate spring grass production? Paper at: 25th EGF, Grassland science in Europe, Aberystwyth, Wales.

Eekeren, Nick J.M.; Bos, Merijn M.; Wit, J. de; Keidel, H. and Bloem, J. (2010) Effect of individual grass species and grass species mixtures on soil quality as related to root biomass and grass yield. [Effecten van afzonderlijke grassoorten en soortenmengsels op bodemkwaliteit in relatie tot wortel biomassa en grasopbrengst.] Applied Soil Ecology, 45 (3), pp. 275-283.

Eekeren, Nick van and Govaerts, Wim (2012) Success of a participatory research and extension programme in the Dutch organic dairy goat sector. Paper at: Tackling the Future Challenges of Organic Animal Husbandry, 2nd OAHC, Hamburg/Trenthorst, Germany, Sep 12-14, 2012.

Erisman, J.W. and Hofstee, H. (2016) Biodiversiteit in de melkveehouderij – investeren in veerkracht en reduceren van risico’s: Het conceptueel kader getest op Schiermonnikoog: resultaten van een haalbaarheidsstudie. Louis Bolk Instituut, Driebergen.

Erisman, J.W. and Verhoeven, F.P.M. (2019) Kringlooplandbouw in de praktijk: Analyse en aanbevelingen voor beleid. Louis Bolk Instituut, Bunnik.

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Fehér, Judit; Kovács, Tina; Schäfer, Freya; Raaijmakers, Maaike; Moeskops, Bram and Drexler, Dóra (2019) Organic seed production and use in Hungary. Keynote presentation at: European Conference on Crop Diversification, Budapest, Hungary, September 18-21, 2019. [Completed]

Ferrante, Valentina; Ferrari, Lorenzo and Tognoli, Cristina (2019) FreeBirds leaflet - Introduction to the project. .

Finke, E. and Wit, J. de (2010) De harde cijfers uit de strategiegroep. [Hard figures from the strategy group.] Natuurweidekrant, July 2010, pp. 5-8.

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Govaerts, Wim and van Eekeren, Nick (2008) Berechnung der Produktionskosten von biologischer Ziegenmilch. [Calculation of production costs of organic goat milk.] Biogeit bericht, no. 15. .

Govaerts, W. and van Eekeren, Nick J.M. (2011) Biokennisbericht #10: Geiten en schapen; Thema: Duurmelken bij schapen. [Bioknowledge message #10: Goats and sheep; Theme: Persistent milking of sheep.] biokennis, Wageningen.

Govaerts, Wim and Eekeren, N. van (2010) Kostprijsberekening biologische geitenmelk. [Calculation of production costs for organic goat milk.] Louis Bolk Instituut, Driebergen.

Groenen, R.; Tiemens-Hulscher, Marjolein; Engelen, Christel and Nuijten, E. (2013) De zaadteelt van ui (Allium cepa) - Handleiding voor zaadteelt en selectie. [The seed production of onion (Allium cepa) - Manual for seed production and selection.] Louis Bolk Instituut, Driebergen.

Groenenstein, C.M.; Wit, J. de and Bruggen, C. van (2015) Stikstof- en fosfaatexcretie van gangbaar en biologisch gehouden landbouwhuisdieren. Herziening excretieforfaits Meststoffenwet 2015. [Nitrogen and phosphorus excretion by conventionally and organically managed livestock: Revision of the excretion coefficients in the Manure and Fertilisers Act (2015).] .

Groot, S.P.C.; Jalink, H.; Hospers-Brands, M.; Köhl, J.; Veerman, A.; Wenneker, M.; van der Wolf, J.M. and van den Bulk, R.W (2006) Improvement of the quality of propagation material for organic farming system. Poster at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

{Tool} Promoting range use in broiler chickens (FreeBirds Practice Abstract). Creator(s): Gunnarsson, Stefan; Ferrante, Valentina; Brinch Riber, Anja; Marchewka, Joanna; Tuyttens, Frank; Ipek, Aydın; Sözcü, Arda; Bestman, Monique; Rodenburg, Bas and van Niekerk, Thea. Issuing Organisation(s): SLU - Swedish University of Agricultural Sciences. CORE Organic Practice Abstracts. (2021)

{Tool} Promoting range use in laying hens (FreeBirds Practice Abstract). Creator(s): Gunnarsson, Stefan; Ferrante, Valentina; Brinch Riber, Anja; Marchewka, Joanna; Tuyttens, Frank; Ipek, Aydın; Sözcü, Arda; Bestman, Monique; Rodenburg, Bas and van Niekerk, Thea. Issuing Organisation(s): SLU - Swedish University of Agricultural Sciences. CORE Organic Practice Abstracts. (2021)

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Haas, Brechtje, de; Hoekstra, Nyncke; Schoot, Jan Rinze, van der; Visser, Eric J.W.; Kroon, Hans, de and Eekeren, N. van (2019) Combining agro-ecological functions in grass-clover mixtures. AIMS Agriculture and Food, 4 (3), pp. 547-567.

Hoekstra, N.J.; Haas, B.R., de; Schoot, Jan Rinze, van der; Visser, E.J.W.; Kroon, H., de and Eekeren, N. van (2019) Grass-clover mixtures: benefits for arable and livestock farms and biodiversity. EGF EUCARPIA Joint symposium:Grassland Science in Europe, 24-27 June 2019.

Hoekstra, N.J.; Wit, J. de and Eekeren, N. van (2016) Aanzienlijk verschil in productie tussen rode klaverrassen: In het project Rode Klaver 2.0 zijn persistentie en productiviteit van rode klaver onderzocht. [Considerable differences in productivity between red clover varieties: Red clover persistence and productivity investigated in Project Red Clover 2.0.] Ekoland, January 2016, 2016 (jan), pp. 50-51.

Hondebrink, M; Barbry, J; Himanen, Sari; Lakkenborg, H; Lepse, Liga; Trinchera, A. and Koopmans, Chris J. (2019) Overview of farmers expected benefits of diversification. Report on national stakeholder involvement. Lous Bolk institute, Driebergen.

Hospers - Brands, Monique; Timmermans, Bart; van der Putten, Peter; Struik, Paul; Tiemens-Hulscher, Marjolein and Lammerts van Bueren, Edith (2008) Late blight in organic potato growing: managing resistance and early tuber growth. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Hospers-Brands, A.J.T.M. (2016) Mest van boven: Kunnen maai- meststoffen alleen voldoende stikstof leveren en is dat rendabel? [Cut green manures: can they provide all the nitrogen needed, and is this profitable?] Ekoland, May 2016, May, pp. 14-15.

Hospers-Brands, A.J.T.M.; Anema, D. and Bus, M.C. (2014) PlantyOrganic: Results 2013. Louis Bolk Instituut publications, no. 2014-013 LbP. Louis Bolk Instituut, Driebergen.

Hospers-Brands, A.J.T.M.; Anema, D. and Bus, Michiel (2014) PlantyOrganic; Voortgang 2013. Louis Bolk Instituut.

Hospers-Brands, A.J.T.M. and Baars, Erik (2014) Resistente schimmels: De bijdrage van biologische landbouw en complementaire zorginterventies aan het oplossen van deze problematiek. .

Hospers-Brands, A.J.T.M.; Bremer, E.G.H. and Lammerts van Bueren, E.T. (2006) The prevention of potato volunteers in organic farming systems by using pigs. Louis Bolk Institute , Department Soil and Plant.

Hospers-Brands, A.J.T.M. and Burgt, Geert-Jan H.M. (2013) Verkenningen organische stof: Proefbedrijf Vredepeel. [Prospective study on Organic Matter: Experimental site Vredepeel.] Louis Bolk Instituut, Driebergen.

Hospers-Brands, A.J.T.M. and Burgt, Geert-Jan H.M. (2013) Verkenningen organische stof; Proefbedrijf Vredepeel. [Prospective study on Organic Matter: Experimental site Vredepeel.] Louis Bolk Instituut , Driebergen.

Hospers-Brands, A.J.T.M.; Burgt, Geert-Jan H.M. and Janmaat, Leen (2015) Maaimeststoffen in bedrijfs- en ketenverband: Plantaardige meststoffen in de praktijk. [Cut green manures, on-farm and within the chain: Plant-based fertilizers in practice.] Louis Bolk Instituut, Driebergen.

Hospers-Brands, A.J.T.M.; Burgt, Geert-Jan H.M. and Strien, J. van (2013) Optimalisatie bemesting Van Strien: Voortgang 2012. [Optimalisation of the fertilisation at Van Strien: 2012.] Louis Bolk Instituut, Driebergen.

Hospers-Brands, A.J.T.M.; Ji, Yongran; Struik, P.C. and Lammerts van Bueren, E.T. (2014) Perspectieven voor veredeling op stikstofefficientie bij sluitkool: Literatuuroverzicht. [Perspectives for breeding for nitrogen efficiency in head cabbage: Literature review.] Louis Bolk Instituut Publication, no. 2014-014 LbP. Louis Bolk Instituut , Driebergen.

Hospers-Brands, A.J.T.M.; Lamers, J.; Cuijpers, Willemijn and van den Broek, R. (2015) Samen met ondernemers naar een weerbare bodem: Bodemweerbaarheid in de praktijk. Louis Bolk Instituut.

Hospers-Brands, A.J.T.M.; Pollema, Thomas and Bus, Michiel (2016) Planty Organic - Voortgang 2015. [Planty Organic: results 2015.] Louis Bolk Instituut, Driebergen.

Hospers-Brands, A.J.T.M.; Pollema, Thomas and Bus, Michiel (2015) PlantyOrganic; Results 2014. .

Hospers-Brands, A.J.T.M. and Strien, J. van (2015) Bemesting met maaimeststoffen bij Van Strien - Samenvattend eindrapport 2011 - 2015. [Fertilisation with cut-and-carry fertilisers at Van Strien - Summarising final report 2011 - 2015.] .

Hospers-Brands, A.J.T.M. and Strien, J. van (2015) Optimalisatie bemesting Van Strien: Voortgang 2014. [Optimization of fertilization Van Strien farm; results 2014.] Louis Bolk Instituut, Driebergen.

Huber, Machteld (2007) Organic feed makes the immune system more alert (Summary). Louis Bolk Instituut .

Huber, Machteld (2002) Parameters for apple quality and an outline for a new concept of quality. In: Powell, Jane and et al. (Eds.) Proceedings of the UK Organic Research 2002 Conference, Organic Centre Wales, Institute of Rural Studies, University of Wales Aberystwyth, pp. 69-74.

Huber, Machteld; Doesburg, Paul and van de Vijver, Lucy (2007) Biocrystallisations: Milk treatments. Louis Bolk Publications, no. M26. Louis Bolk Instituut .

Huber, Machteld (2012) Los alimentos ecológocos y el impacto en la salud humana y animal. [Organic food and its influence on human and animal health.] Ae, 2012 (8), pp. 48-51.

Huber, Machteld; Coulier, Leon; Wopereis, Suzan; Savelkoul, Huub; Nierop, Dré and Hoogenboom, Ron (2012) Enhanced catch-up growth after a challenge in animals on organic feed. Poster at: International Conference on Nutrition & Growth, Paris, France, March 1-3.

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Iepema, ir G and de Wit, ir J. (2006) How far can cycles be closed in organic dairy farming? Poster at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

Iepema, G.L. and van Eekeren, N. (2008) Effect of colostrum type on serum gamma globulin concentration, growth and health of goat kids until three months. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Iepema, Goitste; van Eekeren, Nick and van Dongen, Marian (2006) Production and persistency of red clover (Trifolium pratense) varieties when grown in mixtures. In: Lloveras, J.; Gonazalez-Rodriguez, A.; Vasquez-Yanez, O.; Pinero, J.; Santamaria, O.; Oleaamd, L. and Poblaciones, M.J. (Eds.) Grassland Science Europe, 11.

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Janmaat, Leen (2017) Wat is beter: compost of bokashi?: Bokashi is voedsel voor het bodemleven, compost is geschikt om in te planten. Ekoland, June 2017, 2017 (June), pp. 30-31.

Janmaat, Leen (2016) Snelle opschaling resistente aardappelrassen gewenst: Natte periode actualiseert kwetsbaarheid voor phytophthera. [Rapid upscaling of resistant potato varieties needed: current wet period highlights crop susceptibility to Phytophthhora.] Ekoland, July 2016, July, pp. 32-33.

Janmaat, Leen (2015) Jaar van de Bodem blijft inspireren: ook bedrijfsleven zet zich in voor verantwoord bodembeheer. [The International Year of Soils is a constant source of inspiration: Agri-businesses also committed to sustainable soil management.] Ekoland, July 2015, juli, pp. 16-17.

Janmaat, Leen (2015) Op zoek naar het ideale bodemprofiel: Over kruimige aarde, rode en grauwe wormen, pendelaars en wel of niet frezen. [In search of the ideal soil profile: Crumbly soil, red and grey worms, soil crawlers and the pros and cons of rotary tillage.] Ekoland, February 2015, nov, p. 21.

Janmaat, Leen (2015) Compost power: Compost maakt akkerbouw en tuinderij minder afhankelijk van dierlijke mest. [Compost power: Compost reduces dependence on livestock manure in arable farming and horticulture.] Ekoland, January 2015, jan , pp. 16-19.

Janmaat, Leen (2015) Digestaat, gebruik en regelgeving: Stand van zaken betreffende onderzoek naar gebruik van digestaat als meststof. [Digestate: Usage and regulations.] Ekoland, 2015 (April), pp. 14-15.

Janmaat, Leen (2015) Verwerken van maaisel voor landbouwkundig gebruik: Waarde van compost,bokashi en bermgraskuil als meststof. [Processing cuttings for agricultural use: Value of compost, bokashi and roadside grass silage as fertilizer.] Louis Bolk Instituut .

Janmaat, Leen (2014) Op zoek naar de ideale aardappel: Introductie van nieuwe generatie resistente aardappelrassen kost veel tijd en moeite. [In search of the ideal potato: Introduction of a new resistant potato varieties.] Ekoland, December 2014, dec, pp. 30-31.

Janmaat, Leen (2014) Praktijknetwerken Nieuwsbrief Oktober 2014. [Growers' networks - Newsletter October 2014.] Louis Bolk Instituut, Driebergen.

Janmaat, Leen (2013) KennisCoalitie Organics: nieuw samenwerkingsverband in onderwijs. [The Organics Knowledge Coalition: a new collaborative partnership in agricultural education.] Ekoland, January 2013, jan , p. 25.

Janmaat, Leen (2013) De in's en out's van moderne hybridisatie van groenterassen: hybridezaden kunnen door traditionele methoden of door genetische modificatie technieken worden ontwikkeld. [The ins and outs of modern hybridization of vegetable varieties: hybrid seeds can be developed through traditional methods or through genetic modification techniques.] Ekoland, 2013 (9), pp. 22-23.

Janmaat, Leen (2013) Praktijknetwerken Nieuwsbrief December 2013. [Growers' networks - Newsletter December 2013.] Louis Bolk Instituut, Driebergen.

Janmaat, Leen (2013) Praktijknetwerken Nieuwsbrief juli 2013. [Growers' networks - Newsletter July 2013.] Louis Bolk Instituut, Driebergen.

Janmaat, Leen (2012) Bolkpionier Jan Bokhorst gaat met pensioen : Eigen identiteit van de biologische landbouw moet onderscheidend zijn. [Jan Bokhorst, pioneer of Louis Bolk Institute, retires: "Own identity of organic farming should be distinctive".] Ekoland, January 2012, 32 (1), pp. 22-23.

Janmaat, Leen (2011) Bedrijf in Beeld - Arnica Kwekerij beheert biodiversiteit. [Farm in focus - Arnica Kwekerij manages and preserves biodiversity.] Ekoland, September 2011, pp. 18-21.

Janmaat, Leen (2011) Landbouw, natuur en de rol van boer en overheid - een interview met Geert de Snoo. [Agriculture, nature and the role of farmers and government - an interview with Geert de Snoo.] Ekoland, September 2011 (9), pp. 12-13.

Janmaat, Leen; Bloemhard, C. and Kleppe, Raoul (2014) Biodiversiteit onder glas : Voedsel voor luizenbestrijders. [Biodiversity under glass: Food for plant lice control agents.] Working paper, Louis Bolk Instituut .

Janmaat, Leen and Luske, Boki (2015) Bijen horen er Bij: Bijen zorgen voor de vruchtzetting en verrijken het leven op het BoerenBedrijf. [Where would we be without bees? Bees take care of pollination and contribute to on-farm biodiversity.] Ekoland, September 2015, Sept, pp. 14-15.

Janmaat, Leen; Nuijten, E. and Lammerts van Bueren, E.T. (2016) Fair seed as a basis for organic products: Eosta takes a stand and supports the breeding of open-pollinated varieties. Louis Bolk Instituut, Driebergen.

Janmaat, Leen; Willems, B. and Mertens, L. (2014) Wintergroenten.nl: Teelttips voor groenten onder glas. [Wintergroenten.nl: Tips for growing vegetables under glass.] Louis Bolk Instituut, Driebergen.

Jansonius, PieterJans; Zanen, Marleen and Bloksma, Joke (2004) Annual report 2003 LBI organic fruit growing research: including plans for 2004. Louis Bolk Instituut Publications, no. LF78. Louis Bolk Instituut , Fruit growing.

Jansonius, PieterJans; Vijver, Lucy P.L.; Bloksma, Joke and Buchmann, Markus (2012) Biologisch-dynamische Qualität im Obstbau. Was können wir erkennen und vermitteln? [Biodynamic quality at fruit growers: What can we recognize and communicate?] Lebendige Erde, January 2012, pp. 40-44.

Johnson, Mike (2011) Afrikaanse landbouwgigant wordt langzaam wakker. [African agriculture giant is slowly awakening.] Ekoland, September 2011 (9), pp. 26-27.

Jung, L.; Niebuhr, K.; Hinrichsen, L. K.; Gunnarsson, S.; Brenninkmeyer, C.; Bestman, M.; Heerkens, J.; Ferrari, P. and Knierim, U. (2019) Possible risk factors for keel bone damage in organic laying hens. animal, 2019, pp. 1-9.

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Kahl, Johannes; Baars, Ton; Bügel, Susanne; Busscher, Nikolaas; Huber, Machteld; Kusche, Daniel; Rembiałkowska, Ewa; Schmid, Otto; Seidel, Kathrin; Taupier-Létage, Bruno; Velimirov, Alberta and Załecka, Aneta (2012) Organic food quality: a framework for concept, definition and evaluation from the European perspective. Journal of the Science of Food and Agriculture, online, - .

Koekoek, F.J. (2006) Organic Exporter Guide. EPOPA/AgroEco, Bennekom, Netherlands.

Kokare, A.; Legzdina, L. and Lammerts van Bueren, Edith T. (2010) Spring barley grain quality changes in conventional and organic growing conditions. [Kwaliteit van zomergerst verandert onder conventionele en biologische teeltomstandigheden.] Poster at: Breeding for Resilience: a strategy for organic and low-input farming systems? Eucarpia 2nd Conference of the Organic and Low-Input Agriculture section, Paris, 1 - 3 december 2010.

Koopmans, C.J.; Zanen, M. and Bokhorst, J. G. (2008) Organic fertilisers of the MAC trial and their impact on soil quality, environment and climate change. Paper at: The 5th International Scientific Conference on Sustainable Farming Systems - ECOMIT, Piešťany, Slovakia, November 5-7, 2008. [In Press]

Koopmans, Dr. C.J. and Smeding, Dr. F.W. (2008) A Conceptual Framework for Soil management and its effect on Soil Biodiversity in Organic and Low Input Farming. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Koopmans, Chris and Hondebrink, Merel (2019) Bijeenkomst strokenteelt bij mts. Rozendaal in Strijen. . [Unpublished]

Koopmans, Chris and Hondebrink, Merel (2019) Kenniscafé strokenteelt. .

Koopmans, Chris and Hondebrink, Merel (2018) Bijeenkomst SUREVEG 11 juli 2018. . [Unpublished]

Koopmans, Chris; Hondebrink, Merel; Westhoek, Annet and Rossing, Walter (2018) Strokenteelt en groenbemesters. Ekoland, May 2018, 3, p. 31.

Koopmans, Chris and Hondenrink, Merel (2018) Project Diversiteit en weerbaarheid in de biologische groenteteelt (SUREVEG) van start. .

Koopmans, Chris and Janmaat, Leen (2014) Equivalentie van het EKO-keurmerk: Vergelijkende studie naar Europese Biologische Pluslabels. [Equivalency of the EKO label: Comparative study of European 'organic-plus' labels.] Louis Bolk Instituut , Driebergen.

Koopmans, Chris; Rietberg, P.I. and Burgt, G.J.H.M. (2014) Calibration and adaptation of the NDICEA model to reduced tillage systems: Final-report of the Tilman CORE Organic II project. Work package 5.2. .

Koopmans, Chris; van Veluw, Kees and Wijnands, F.G. (2011) Participatieve ontwikkeling: Samenwerking in een vraaggestuurde context van de biologische landbouw. [Participatory development: Cooperation in the demand-driven context of organic farming.] Louis Bolk Instituut, Driebergen.

Koopmans, Chris J.; van Veluw, K. and Wijnands, F.G. (2014) PARTICIPATORY DEVELOPMENT AS A WAY TO INNOVATIONS: FIVE KEY ELEMENTS FOR SUCCESS. In: Rahmann, G. and Aksoy, U. (Eds.) Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 3, Thuenen Report, no. 20, pp. 791-794.

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Lammerts van Bueren, E.T. (2010) A Collaborative Breeding Strategy for Organic Potatoes in the Netherlands. Ecology & Farming, February 2010, pp. 50-53.

Lammerts van Bueren, E.T. (2010) Ethics of Plant Breeding: The IFOAM Basic Principles as a Guide for the Evolution of Organic Plant Breeding. Ecology & Farming, February 2010, pp. 7-10.

Lammerts van Bueren, E.T.; Wilbois, K-P. and Østergård, H. (2007) European perspectives of organic plant breeding and seed production in a genomics era. [European perspectives of organic plant breeding and seed production in a genomics era.] Journal of Agriculture and Rural Development in the Tropics and Subtropics, Organic Agriculture in the Tropics and Subtropics – Current Status and Perspectives (Supplement 89), pp. 101-120.

Lammerts van Bueren, E.T.; Hulscher, M.; Jongerden, J.; Ruivenkamp, G.T.P.; Haring, M.; van Mansvelt, J.D. and den Nijs, A.M.P. (1999) Sustainable organic plant breeding: Final report - a vision, choices, consequences and steps. Louis Bolk Instituut Publications, no. G24. Louis Bolk Instituut and Wageningen UR , Plant Breeding.

Lammerts van Bueren, Edith (2002) Organic plant breeding and propagation: concepts and strategies. Thesis, Wageningen University,The Netherlands / Louis Bolk Instituut, Netherlands , Department of Plant breeding. Louis Bolk Instituut Publications, no. G36. Louis Bolk Instituut.

Lammerts van Bueren, E.T. (2019) Commitment of organic value chain for marketing phytophthora resistant potato varieties by 2020. Speech at: Biofach Messe LIVESEED Workshop, Nürnberg, Germany, 12. February 2019.

Lammerts van Bueren, E.T. (2016) Enhancing Resilience Through Plant Breeding Requires an Integrated and Interdisciplinary Approach. In: Proceedings of the 8th Organic Seed Growers Conference, pp. 133-134.

Lammerts van Bueren, E.T. (2010) Future breeding for organic and low-input agriculture: integrating values and modern breeding tools for improving robustness. In: Breeding for Resilience: a strategy for organic and low-input farming systems? , pp. 7-9.

Lammerts van Bueren, E.T.; Backes, Gunter; de Vriend, H.C. and Østergård, H. (2010) The role of molecular markers and marker assisted selection in breeding for organic agriculture. EUPHYTICA, 175 (1), pp. 51-64.

Lammerts van Bueren, E.T. and Beekman-de Jonge, J. (1995) Biologisch-dynamische spuitpreparaten in ontwikkeling: 70 jaar praktijk onderzoek en visie. Louis Bolk Instituut, Driebergen.

Lammerts van Bueren, E.T.; Engelen, Christel and Hutten, R.C.B. (2014) Participatory potato breeding model involving organic farmers and commercial breeding companies in the Netherlands. In: 7th Organic Seed Growers Conference, Organic Seed Alliance, Port Townsend, WA, pp. 69-73.

Lammerts van Bueren, E.T. and Janmaat, Leen (2016) Organic 3.0. [Organic 3.0.] Ekoland, January 2016, 2016 (januar), pp. 18-19.

Lammerts van Bueren, E.T.; Janmaat, Leen and Zeelenberg, Arend (2015) Get a taste of new talented Robust potato cultivars. Louis Bolk Instituut, Driebergen.

Lammerts van Bueren, E.T.; Nuijten, E.H.A.C.P. and Tiemens-Hulscher, Marjolein (2012) Effect van selectie onder biologische en gangbare omstandigheden bij ui. [Effect of selection of union under organic and conventional environment.] Louis Bolk Instituut Publications, no. 2012-040 LbP. Louis Bolk Instituut, Driebergen.

Lammerts van Bueren, E.T. and Scholten, Olga E. (2015) Groene Veredeling: Nieuwe rassen voor verduurzaming van gangbare en biologische teelt. [Green crop breeding: New varieties to increase the sustainability of conventional and organic crop production.] Louis Bolk Instituut, Driebergen.

Lammerts van Bueren, Edith T.; Struik, Paul C.; Eekeren, Nick van and Nuijten, Edwin (2018) Towards resilience through systems-based plant breeding. A review. Agronomy for Sustainable Development, 38 (42), pp. 1-21.

Langhout, J; Baars, T and Verhoog, H (2006) Focus groups of value concepts of producers: National Report Netherlands. EEC 2092/91 Organic Revision Internal Project Report), no. Related to D 2.1. Louis Bolk Institute LBI, NL-Driebergen .

Langhout, Jos and Baars, Ton (2005) Selbstmedikation bei Hausschweinen. [Selfmedication with pigs.] Ökologie & Landbau, 4/2005 (136), pp. 27-29.

Langhout, Jos and Wagenaar, Jan-Paul (2005) Kälberaufzucht in der modernen Milchviehhaltung. [Calf rearing in modern dairy systems.] Paper at: 12. freiland-tagung, chancen und grenzen einer tiergerechten nutztierhaltung, veterinarmedizinischen universitat wien, 29. september 2005. [Unpublished]

Langhout, Jos and Wagenaar, Jan-Paul (2004) Suckling as an alternative rearing system for replacement calves on dairy farms. Paper at: organic livestock farming: potential and limitations of husbandry practice to secure animal health and welfare and food quality, proceedings of the 2nd safo workshop, Witzenhausen, Germany, 25-27 march 2004.

Langhout, MSc Jos (2003) Suckling as rearing method on dairy farms: The effect on farm system aspects of two dairy farms in the Netherlands. Thesis, Wageningen University / Louis Bolk Instituut , Biological Farming Systems (WUR) / Department of Livestock production (LBI). .

Leenstra, Ferry; Maurer, Veronika; Bestman, Monique; van Sambeek, Frans; Zeltner, Esther; Reuvekamp, Berry; Galea, Fabien and van Niekerk, Thea (2012) Performance of commercial laying hen genotypes on free range and organic farms in Switzerland, France and The Netherlands. British Poultry Science, 53 (3), pp. 282-290.

Leenstra, Ferry; Maurer, Veronika; Bestman, Monique; van Sambeek, Frans; Zeltner, Esther; van Niekerk, Thea; Galea, Fabien and Reuvekamp, Berry (2011) Search for the ideal laying hen for organic and free range systems. In: proceedings and speaker’s presentations from the 7th European Symposium on Poultry Genetics, Peebles, 5-7 October 2011, pp. 32-34.

Leenstra, Ferry; Maurer, Veronika; Galea, Fabien; Bestman, Monique; Amsler-Kepalaite, Zivile; Visscher, Jeroen; Vermeij, Izak and van Krimpen, Marinus (2014) Laying hen performance in different production systems; why do they differ and how to close the gap? Results of discussions with groups of farmers in The Netherlands, Switzerland and France, benchmarking and model calculations. [Leistung von Legehennen in unterschiedlichen Produktionssystemen – wo liegen die Unterschiede und wie kann man sie reduzieren? Resultate von Gruppendiskussionen mit Legehennenhaltern in den Niederlanden, der Schweiz und Frankreich, Vergleich von Eckdaten und Modellrechnungen.] European Poultry Science, 78, pp. 1-10.

Luske, Boki (2010) Reduced GHG emissions due to compost production and compost use in Egypt. Louis Bolk Institute .

Luske, Boki and van der Kamp , Joris (2009) Carbon sequestration potential of reclaimed desert soils in Egypt. Louis Bolk Instituut / Soil and more .

Luske, B. and van Eekeren, N. (2014) Renewed interest for silvopastoral systems in Europe – an inventory of the feeding value of fodder trees. In: Rahmann, G. and Aksoy, U. (Eds.) Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 3, Thuenen Report, no. 20, pp. 811-814.

Luske, Boki (2015) Herkenkaart insecten. [Insect identification key.] Louis Bolk Instituut, Driebergen.

Luske, Boki; Hospers-Brands, A.J.T.M. and Janmaat, Leen (2015) Aanleg en onderhoud van akkerranden: Onkruid de baas blijven. [Establishment and management of field margins: weed suppression.] Louis Bolk Instituut, Driebergen.

Luske, Boki and Janmaat, Leen (2015) Bijen op het landbouwbedrijf: Werken aan een bijvriendelijker platteland. [Bees on the farm: Working on a bee-friendly countryside.] Louis Bolk Instituut, Driebergen.

Luske, Boki and Nuijten, E. (2019) Diversifood: werken aan meer diversiteit in het voedselsysteem: Met een casus over De teelt en verwerking van ‘oergranen’ afkomstig van natuurakkers. Louis Bolk Instituut, Bunnik.

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Meeusen, Marieke; Koopmans, Chris; Stortelder, A.; Zaalmink, W. and Prins, H. (2015) Natuur & biodiversiteit in de biologische markt: Verkenning van de mogelijkheden om natuur en biodiversiteit in de biologische markt te verwaarden. [Nature, biodiversity and the organic market: Exploring opportunities for market development.] Louis Bolk Instituut, Driebergen.

Messmer, Monika; Phillips, Ilsa; Zintl, Maria; Vollenweider, Carl; Bender, Maike; Petitti, Matteo; Bocci, Riccardo; Rossmanith, Gebhard; Schäfer, Freya and de Buck, Abco (2024) Policy Brief - EU reform on seed marketing regulation and its implications for the organic seed sector. Policy brief. LiveSeeding .

Messmer, Monika; Schäfer, Freya; Raaijmakers, Maaike; REY, Frederic; Chable, Véronique; Nuijten, Edwin; Hoeve, De Beersche; Edith, Lammerts van Bueren; Mendes-Moreira, Pedro; Bocci, Riccardo; Drexler, Dora; Costanzo, Ambrogio; Padel, Susanne; Zanoli, Raffaele; Bruszik, Ágnes and Moeskops, Bram (2020) European project on improving the competitiveness of organic agriculture by boosting organic seed and plant breeding across Europe (2017 – 2021). Poster at: [Completed]

Messmer, Monika; Schäfer, Freya; Raaijmakers, Maaike; Rey, Frédéric; Chable, Véronique; Nuijten, Edwin; Lammerts van Bueren, Edith; Mendes-Moreira, Pedro; Bocci, Riccardo; Drexler, Dora; Padel, Susanne; Zanoli, Raffaele; Fuss, Alexandra and Moeskops, Bram (2018) LIVESEED boosting organic seed and plant breeding across Europe. In: Proceedings of the DIVERSIFOOD Congress 2018, "Cultivating Diversity and Food Quality", 12-12 December 2018, Rennes, France, p. 95.

Messmer, Monika; Vonzun, Seraina and Nuijten, Edwin (2019) State of the art of existing breeding initiatives & actions planned to strengthen collaborations. Luis Bolk, FiBL Institute, IFOAM EU GROUP .

Messmer, Monika; Wilbois, Klaus-Peter; Baier, Chris; Schäfer, Freya; Arncken, Christine; Drexler, Dora and Hildermann, Isabell (2015) Plant Breeding Techniques. 2 edition. FiBL-Dossier. Research Institute of Organic Agriculture (FiBL), CH-Frick.

Messmer, Monika; Wilbois, Klaus-Peter; Baier, Chris; Schäfer, Freya; Arncken, Christine; Drexler, Dora and Hildermann, Isabell (2012) Techniken der Pflanzenzüchtung. 2 edition. FiBL-Dossier. Forschungsinstitut für biologischen Landbau (FiBL), CH-Frick.

Messmer, Monika; Wilbois, Klaus-Peter; Baier, Chris; Schäfer, Freya; Arncken, Christine; Drexler, Dora; Hildermann, Isabell; Bocci, Ricardo; Galluzzi, Gea and Petitti, Matteo (2019) Tecniche di Miglioramento Genetico Vegetale. Dossier/Faktenblatt. FiBL, Rete Semi Rurali, CH-Frick, IT-Scandicci.

Micheloni, C. and Plakolm, G. (2007) Report on quality characteristics of varieties to be used in organic farming. EEC 2092/91 (Organic Revision Project Reports), no. D 5.2. Associazione Italiana Agricoltura Biologica (AIAB), Rome .

Micheloni, C.; Plakolm, G. and Schärer, H. (2007) Report on seed born diseases in organic seed and propagation material. EEC 2092/91 (Organic Revision Project Reports), no. D 5.1. Associazione Italiana Agricoltura Biologica (AIAB), Rome .

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Napel, J. ten; Bianchi, F. and Bestman, Monique (2006) Utilising intrinsic robustness in agricultural production systems: Inventions for a sustainable development of agriculture. In: Inventions for a sustainable development of agriculture . TransForum Agro & Groen, Zoetermeer, pp. 32-53.

Nauta, MSc W.J. and Roep, Dr. D. (2008) Principles and practicality of organic dairy cattle breeding: different options and implications. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Nauta, Wytze (2010) Possibilities for Breeding in Organic Dairy Farming. Ecology & Farming, February 2010, pp. 42-45.

Nauta, Wytze (2009) Selective Breeding in Organic Dairy Production. Thesis, Louis Bolk Instutuut; Wageningen UR . .

Nauta, Wytze; Baars, Nauta; Groen, Ab; Veerkamp, Roel and Roep, Dirk (2001) Animal breeding in organic farming:Discussion paper. Louis Bolk Instituut Publications, no. LV45. Louis Bolk Instituut, Wageningen UR , Livestock production / Animal.

Nauta, Wytze; Slingenbergh, Gerjan; Vredevoogd, Wim; Wagenaar, Jan-Paul and Bestman, Monique (2011) FARM BASED BREEDING OF DUAL PURPOSE POULTRY - Experiences from a biodynamic poultry farm in The Netherlands. Paper at: IFOAM Organic World Congress 2014, Istanbul, Turkey, 13-15 October 2014. [Completed]

Nauta, Wytze J.; Cuijpers, Willemijn J.M.; Staps, J.J.M. and Scholberg, Johannes (2010) Aanpassing voer vergemakkelijkt de toepassing van pluimveemest: Eerste resultaten van pilotstudies naar effect van biologische fytase positief. [Adjustments in feed make utilisation of poultry manure easier: First results of pilotstudies on the effests of organic fytase positive.] Biokennis, Wageningen.

Nauta, Wytze J. and Staps, J.J.M. (2011) Kansen voor pluimveemest in de gehele biologische productieketen. [Chances for poultry manure in the whole organic production chain.] Louis Bolk Institute, Driebergen.

Neijenhuis, Francesca; Verkaik, Jan; Verwer, C; Smolders, G. and Wagenaar, Jan-Paul (2014) Integrale diergezondheid: beheersing van leverbot. [Integrative animal health: controlling liverfluke.] Wageningen UR Livestock Research and Louis Bolk Instituut, Wageningen.

Neijenhuis, Francesca; Verwer, Cynthia and Verkaik, Jan (2017) Wat zijn de mogelijkheden om een leverbotinfectie bij melkvee te voorkomen? [What are the possebilities to prevent liver fluke infection in dairy cattle?] Wageningen Livestock Research and Louis Bolk Instituut , Wageningen and Driebergen.

Nelder, Rebecca and Smith, Jo (2012) ICOPP: Improved contribution of local feed to support 100% organic feed supply to pigs and poultry. . [Completed]

Niekerk, van, Thea; Reuvekamp, Berry and Bestman, Monique (2013) Database in de maak. [Developing a new database.] Pluimveehouderij, 8 February 2013, 43, pp. 26-27.

Northolt, Martin; van der Burgt, Geert-Jan; Buisman, Thiemo and Vanden Bogaerde, Arne (2004) Parameters for Carrot Quality: and the development of the Inner Quality concept. [Met Nederlandse samenvatting: Parameters voor wortelkwaliteit en de ontwikkeling van het Innerlijke Kwaliteitsconcept / mit deutscher Zusammenfassung: Parametern für Möhrenqualität und die Entwicklung des Begriffs der Inneren Qualität.] Louis Bolk Instituut Publications, no. GVV05 / FQH04. Louis Bolk Instituut .

Nuijten, E. and Groenen, R. (2014) Rassenvergelijking Regioras: Kostelijk Brabant 2013. [Comparing vegetable varieties in the project Regioras, Kostelijk Brabant 2013.] Louis Bolk Instituut, Driebergen.

Nuijten, E.; Janmaat, Leen and Lammerts van Bueren, E.T. (2012) Nieuwe wegen voor de veredeling van gewassen voor kleine markten: Sleutelelementen voor vruchtbare samenwerking in de keten. [New ways for breeding and selecting small scale crops: key elements for fruitfull cooperation in the chain.] Louis Bolk Instituut, Driebergen.

Nuijten, E. and Prins, Udo (2015) Potential for breeding white lupin for calcareous rich soils in the Netherlands. Paper at: The XIV International Lupin Conference: Developing lupin crop into a major and sustainable food and feed source, Milan, Italy, 21-26 June 2015.

Nuijten, E. and Prins, Udo (2014) Lupineveredeling voor Nederlandse bodems: De eiwitrijke lupine is een veelbelovend gewas, LBI werkt aan het verbeteren. [Lupin breeding for Dutch soils: Lupin is a promising protein crop, the Louis Bolk Institute is developing improved varieties.] Ekoland, December 2014, dec, pp. 22-23.

Nuijten, E. and Prins, Udo (2014) Eindrapportage 2012-2014 Praktijknetwerk: Natuurgrond, graan en onkruid. [Final report 2012-2014. Farmers' network for "Weed management in organic cereal crops grown in conservation areas".] Louis Bolk Instituut, Driebergen.

Nuijten, E. and Prins, Udo (2014) Witte lupine voor kalkrijke bodems: Onderzoek over twee jaar naar perspectiefvolle lijnen. [White lupin for clayey soils.] Louis Bolk Instituut, Driebergen.

Nuijten, E. and Tiemens-Hulscher, Marjolein (2014) Handleiding Zaadvermeerdering en Selectie: Algemene grondslagen. [Manual for seed production and selection: General principles.] Louis Bolk Instituut, Driebergen.

Nuijten, E.; Zeelenberg, Arend; Janmaat, Leen and Lammerts van Bueren, E.T. (2015) Various ways for successful Cultivar introduction in the market. Louis Bolk Instituut, Driebergen.

Nuijten, E.H.A.C.P.; Janmaat, Leen and Lammerts van Bueren, E.T. (2013) New models for plant breeding: Key elements for collaboration within the food chain. Louis Bolk Instituut , Driebergen.

Nuijten, Edwin (2019) System-based breeding approach. Speech at: Biofach Messe LIVESEED Workshop, Nürnberg, Germany, 12. February 2019.

Nuijten, Edwin; Messmer, Monika M. and Lammerts van Bueren, Edith T. (2017) Concepts and Strategies of Organic Plant Breeding in Light of Novel Breeding Techniques. Sustainability, 9 (1), pp. 1-19.

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Opheusden, A. H. M.; Burgt, Geert-Jan H.M. and Rietberg, P.I. (2012) Decomposition rate of organic fertilizers: effect on yield, nitrogen availability and nitrogen stock in the soil. [Afbraaksnelheid van organische mest: effect op opbrengst, stikstof beschikbaarheid en stikstof voorraad in de bodem.] Louis Bolk Instituut Publications, no. 2012-033 LbP. Louis Bolk Instituut, Driebergen.

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Padel, S.; Melby Jespersen, L. and Schmid, O. (2007) Final project report: EEC 2092/91 (ORGANIC) Revision. EEC 2092/91 (Organic Revision Project Report), no. Final report. Danish Research Centre for Organic Food and Farming (DARCOF), Tjele and University of Wales, Aberystwyth .

Pinxterhuis, Ina; Boer, H. de; Eekeren, N. van and Stienezen, M.W.J. (2013) Integrating maize and triticale in grass/clover based dairy systems: examining yields and autumn soil nitrate levels. In: Proceedings of the New Zealand Grassland Association, 75, pp. 251-256.

Pöytäniemi, Pinja O. V. (2022) Communication for development: The case of promoting organic farming in northern Ghana. Bachelor's Degree Work thesis, Rhine-Waal University of Applied Sciences , Life Sciences. . [Submitted]

Prins, U.; Eekeren, N. van and Oomen, G.J.M. (2006) Bi-cropping fodder maize in an existing (grass)clover sward. Poster at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

Prins, U. and Wit, J. de (2006) Intercropping cereals and grain legumes: a farmer’s perspective. Poster at: Joint Organic Congress, Odense, Denmark, May 30-31, 2006.

Prins, Udo; de Vries, Anneke and Deru, Joachim (2010) Vermindering uitspoeling nutriënten in het Drentsche Aa gebied: Verslaglegging maatregelen op bedrijfsniveau: Demopercelen grasklaver en direct zaaien snijmaïs. [Reduced nutrient leaching in the Drentsche Aa region: Reporting measures at farm level: Demomstration plots grass clover and direct sowing maize.] Louis Bolk Institute.

Prins, Udo (2016) Zoektocht naar de betere boon: Moderne consument vraagt om nieuwe plantaardige eiwitproducten. Ekoland, March 2016, 2016 (maart), pp. 10-11.

Prins, Udo (2015) Lupine voor menselijke consumptie: teelthandleiding. [Lupin for human consumption: A growers' manual.] .

Prins, Udo (2015) Teelthandleiding Peulvruchten op natuurgronden. [Growing legumes in conservation areas: a manual.] Louis Bolk Instituut, Driebergen.

Prins, Udo and Bos, Merijn M. (2011) Natuurlijk boeren - boeren en natuurbeheerders werken samen in Brabant. [Farming in a natural way - farmers and nature conservationalists work together in North Brabant.] Ekoland, September 2011 (9), pp. 16-17.

Prins, Udo and Nuijten, E. (2015) Optimizing lupin production for human consumption in The Netherlands. Paper at: The XIV International Lupin Conference: Developing lupin crop into a major and sustainable food and feed source, Milan, Italy, 21-26 June 2015.

Prins, Udo and Nuijten, E. (2015) Using a multi-actor approach to getting lupins ‘back on the menu’ in The Netherlands: involving breeders, farmers, food and feed industry and consumers. Paper at: The XIV International Lupin Conference: Developing lupin crop into a major and sustainable food and feed source, Milan, Italy.

Prins, Udo and Nuijten, E. (2014) Brood van natuurakkers: Maatwerk maakt het telen van broodtarwe op natuurakkers mogelijk. [Bread from conservation areas: Tailored approach makes it possible to grow baking-quality wheat in conservation areas.] Ekoland, November 2014, nov, pp. 14-15.

Prins, Udo and Nuijten, E.H.A.C.P. (2013) The need for breeding for cereal legume combinability: experiences in The Netherlands. Louis Bolk Instituut .

Prins, Udo and Vijver, Lucy P.L. (2011) Lupine: Een gezond alternatief voor boer en burger. [Lupine: A healthy alternative for farmer and citizen.] Louis Bolk Instituut, Driebergen.

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Rahmann, Gerold; Ardakani, M. Reza; Boehm, Herwert; Canali, Stefano; Chander, Mahesh; David, Wahyudi; Dengel, Lucas; Erisman, Jan Willem; Galvis-Martinez, Ana C.; Hamm, Ulrich; Kahl, Johannes; Köpke, Ulrich; Kühne, Stefan; Lee, Sang Beom; Løes, Anne-Kristin; Moos, Jan Hendrik; Neuhoff, Daniel; Nuutila, Jaakko; OLOWE, VICTOR; Oppermann, Rainer; REMBIAŁKOWSKA, EWA; Riddle, Jim; Rasmussen, Ilse A.; Shade, Jessica; Sohn, Sang Mok; Tadesse, Mekuria; Tashi, Sonam; Thatcher, Alan; Uddin, Nazim; von Fragstein und Niemsdorff, Peter; Wibe, Atle; Wivstad, Maria; Wenliang, Wu and Zanoli, Raffaele (2017) Organic Agriculture 3.0 is innovation with research. Organic Agriculture, 7 (3), pp. 169-197.

Renaud, E.N.C; Lammerts van Bueren, E.T.; Jiggins, J.; Maliepaard, C.; Paulo, J.; Juvik, J.A. and Myers, J.R. (2010) Breeding for specific bioregions: a genotype by environment study of horticultural and nutritional traits integrating breeder and farmer priorities for organic broccoli cultivar improvement. In: Breeding for Resilience: a strategy for organic and low-input farming systems?, pp. 124-127.

Renaud, E.N.C; Lammerts van Bueren, E.T.; Myers, J. R; Paulo, M.J.; Eeuwijk, F.A.; Zhu, N. and Juvik, J.A. (2014) Variation in Broccoli Cultivar Phytochemical Content under Organic and Conventional Management Systems: Implications in Breeding for Nutrition. PLoS ONE, 9 (7), e95683.

Renaud, E.N.C; Lammerts van Bueren, E.T.; Paulo, M.J.; Eeuwijk, F.A.; Juvik, J.A.; Hutton, M.G. and Myers, J. R (2014) Broccoli cultivar performance under organic and conventional management systems and implications for crop improvement. Crop Science, 54 (4), pp. 1539-1554.

{Tool} Success stories on organic seed production & breeding. Creator(s): Rey, Frederic; Bruszik, Ágnes; Moretti, Maddalena; Petitti, Matteo; de Buck, Abco; Meyer, Katharina and Messmer, Monika. Issuing Organisation(s): ITAB - Institute for Organic Agriculture and Food, FiBL - Research Institute of Organic Agriculture, LBI - Louis Bolk Institute, IFOAM Organics Europe, UBIOS - Union Bio Semences, Rete Semi Rurali. Liveseed Booklets, no. 3. (2020)

REY, Frederic; Rivière, Pierre; Flipon, Emma; de Buck, A.J.; Feher, Judit; Constanzo, Ambrogio and Lazzaro, Mariateresa (2021) Frugal, multi-actor and decentralised cultivar evaluation models for organic agriculture: methods, tools and guidelines. Liveseed deliverable D2.3. .

Riemens, Marleen; Huiting, H.; Deru, Joachim; Schooten, H.A. van and Weide, R. (2017) Duurzaam bodembeheer maïs: Maïs en Bodem jaarrapport 2016. Wageningen Plant Research.

Rietberg, P.I.; Burgt, G.J.H.M.; Tein, Berit; Luik, Anne and Sans, F. Xavier (2014) IMPROVING NITROGEN MANAGEMENT IN REDUCED TILLAGE SYSTEMS BY USE OF GREEN MANURES AND APPROPRIATE OFF-FARM INPUTS: REUSLTS OF TILMAN-ORG. TILMAN-ORG SESSION. In: Rahmann, G. and Aksoy, U. (Eds.) Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, Thuenen Report, no. 20, pp. 807-810.

Rietberg, P.I. and ter Berg, Coen (2012) BioKennisbericht Groene maaimeststoffen. [Cut & carry fertilizers.] BioKennis, Driebergen.

Rietberg, P.I. and Timmermans, B.G.H. (2014) Naar een betere benutting van bodemfosfor. [Towards better utilization of soil phosphorus.] Ekoland, December 2014 (Dec), pp. 16-17.

Rist, Lukas; Mueller, André; Barthel, Christiane; Snijders, Bianca; Jansen, Margje; Simões-Wüst, Paula; Huber, Machteld; Kummeling, Ischa; von Mandach, Ursula; Steinhart, Hans and Thijs, Carel (2007) Influence of organic diet on the amount of conjugated linoleic acids in breast milk of lactating women in the Netherlands. British Journal of Nutrition (97), pp. 735-743.

Rutgers, M.; Schouten, T.; Bloem, J; Buis, E.; Dimmers, W.; Eekeren, N. van; Goede, R.G.M. de; Jagers op Akkerhuis, G.A.J.M.; Keidel, H.; Korthals, Gerhard W.; Mulder, C. and Wattel-Koekkoek, E.W.J. (2014) Een indicatorsysteem voor ecosysteemdiensten van de bodem: life support functions revisited. RIVM , Bilthoven.

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Salembier, Chloé; Aare, Ane Kirstine; Bedoussac, Laurent; Chongtham, Imam Raj; de Buck, Abco; Dhamala, Nawa Raj; Dordas, Christos; Finckh, Maria Renate; Hauggaard-Nielsen, Henrik; Krysztoforski, Marek; Lund, Søren; Luske, Boki; Pinel, Bertrand; Timaeus, Johannes; Virto, Cristina; Walker, Robin; Wendling, Marina and Jeuffroy, Marie-Hélène (2023) Exploring the inner workings of design-support experiments: Lessons from 11 multi-actor experimental networks for intercrop design. European Journal of Agronomy, 144 (126729), pp. 1-18.

Schlaman, G. and Janmaat, Leen (2013) Pioniersgeest blijft: op het bedrijf van de Jonkmannen zorgen pompoenen voor continuïteit. [The pioneer spirit persists: Pumpkins are the driving factor of the Jonkmans family's farm.] Ekoland, July 2013 (7/8), pp. 18-21.

Schoenmakers, Michiel (2001) Towards uniformity in smallholder group certification. The Organic Standard, 2001 (4), pp. 12-16.

Scholberg, J.; Berg, C.; Staps, S. and van Strien, J. (2010) Minder en anders Bemesten: Voordelen van maaimeststoffen voor teelt van najaarsspinazie - Resultaten veldproef Joost van Strien, in Ens, 2009. [Manuring less and different: advantages of "cut and carry" cropping systems with the cultivation of fall-grown spinach in 2009 in Ens, The Netherlands.] Louis Bolk Instituut , Driebergen, Netherlands.

Scholten, Olga E. and Lammerts van Bueren, E.T. (2013) Green Breeding: Bioimpuls Programme 2009-2013 - Perspectives on Phytophthora-resistant potato varieties. Working paper, Wageningen UR .

Scholten, Olga E. and Lammerts van Bueren, E.T. (2013) Groene Veredeling: Lupineveredeling voor kalkrijke bodems - Onderzoek naar perspectiefvolle lijnen. [Green Breeding: Lupin selection for calcareous soils - Research on promising lines.] Louis Bolk Instituut, Driebergen.

Scholten, Olga E. and Lammerts van Bueren, E.T. (2013) Groene Veredeling: Popeye gaat duurzaam! De ontwikkeling van een integrale veredelingsstrategie voor een duurzame spinazieteelt. Louis Bolk Instituut/ Wageningen UR.

Schouten, T.; Goede, R.G.M. de; Eekeren, N. van and Rutgers, M. (2014) De schoonheid van een duurzaam beheerde bodem: Leidt biologische landbouw tot een gezondere bodem? Bodem, December 2014, 6 (Dec), pp. 14-16.

Schrik, Yannick and Koopmans, Chris (2015) Compost duurzaam ingezet. De Compost Scorekaarten: een instrument voor het afwegen van de waarde van compost. [Sustainable use of compost: The Compost Scoring Cards.] Louis Bolk Instituut, Driebergen.

Serpolay, Estelle; Nuijten, Edwin; Rossi, Adanella and Chable, Véronique (editor): Rey, Frederic (Ed.) (2018) Toolkit to foster multi-actor research on agrobiodiversity. Booklet, no. 1. Diversifood.

Simões-Wüst, Paula; Rist, Lukas; Mueller, André; Steinhart, Hans; Huber, Machteld and Thijs, Carel (2011) Milchprodukte aus biologisch-dynamischer Herkunft führen zu einer vorteilhafteren Fettzusammensetzung der menschlichen Muttermilch. [Dairy products of biodynamic origin lead to a more favourable fat composition of human milk.] Der Merkurstab, 2011, 64 (4), pp. 298-301.

Smolders, Gidi; Bestman, Monique and Eijck, Ineke (2007) Visie gezondheid en welzijn biologische landbouwhuisdieren. [Vision health and welfare organic farm animals.] rapport, no. 55. Wageningen UR , Animal Science Groep.

Smolders, Gidi; Eekeren, N. van and Govaerts, Wim (2010) Bij geiten selenium meestal (te) hoog. [Selenium in goats usually (too) high.] V-focus, April 2010, pp. 22-23.

Smolders, Gidi; Eekeren, N. van and Govaerts, Wim (2010) Mineralenvoorziening van geiten. [Mineral supply of goats.] Louis Bolk Instituut .

Smolders, Gidi; Eekeren, Nick van and Govaerts, Wim (2012) Effect of vitamin E and selenium and different types of milk on health and growth of organic goat kids. Paper at: Tackling the Future Challenges of Organic Animal Husbandry, 2nd OAHC, Hamburg/Trenthorst, Germany, Sep 12-14, 2012.

Staps, J.J.M.; Berg, ter, Coen; Vilsteren, A.; Lammerts van Bueren, E.T. and Jetten, T.H. (2015) Van bodemdilemma’s naar integrale verduurzaming. Casus: Vruchtbaar Flevoland, van bodemdegradatie en diepploegen naar integrale duurzame productie in Flevoland. [From soil management dilemmas to integrated sustainability.] Wetenschappelijke Raad voor Integrale Duurzame Landbouw en Voeding.

Staps, J.J.M.; Tromp, S.; Axmann, H. and Janmaat, Leen (2019) Efficiënte keten: Preventie van reststromen: Rapportage 2017/2018. [Efficient food chain: waste prevention: report 2015/2016.] Louis Bolk Instituut, Bunnik.

Staps, J.J.M.; Zanen, Marleen and Berg, ter, Coen (2015) Bodemvruchtbaarheid behouden: bijdragen van boer tot burger. [Conserving soil fertility: contributions from farmer, food chain and consumer.] Louis Bolk Instituut, Driebergen.

Staps, Sjef (2011) kansen voor pluimveemest. [Chances for poultry manure.] bioKennis.

Steenbruggen, Annelijn; Luske, Boki; Dirks, Dave; Erisman, J.W. and Janmaat, Leen (2015) De oogst van Bloeiend Bedrijf: Akkerranden voor natuurlijke plaagbeheersing. [The harvest of the Flourishing Farm project: Flowering field margins for natural pest control.] Louis Bolk Instituut.

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Takeuchi-Storm, Nao; Moakes, Simon; Thüer, Susann; Grovermann, Christian; Verwer, Cynthia; Verkaik, Jan; Knubben-Schweizer, Gabriela; Höglund, Johan; Petkevičius, Saulius; Thamsborg, Stig and Werne, Steffen (2019) Parasite control in organic cattle farming: Management and farmers' perspectives from six European countries. Veterinary Parasitology: Regional Studies and Reports, 18, p. 100329.

ter Berg, Coen and Lammerts van Bueren, Edith (editor): Louis Bolk Instituut (Ed.) (2010) Peenrassendemo 2009: vergelijking B-peenrassen voor de biologische teelt. [Carrot variety demo 2009: comparison B-carrot varieties for the organic cultivation.] Louis Bolk Instituut.

Thommen, Andreas (2007) Report on criteria list and evaluation guide for derogation regime. EEC 2092/91 (Organic Revision Project Reports), no. D 5.3. Research Institute of Organic Agriculture FiBL, CH-Frick .

Thorup-Kristensen, K.; Lampkin, N.; Elsgaard, L. and van der Burgt, Geert-Jan (editor): Elsgaard, Lars (Ed.) (2009) Horizontal activites. QLIF subproject 7: Horizontal activities. .

Tiemens-Hulscher, M.; Lammerts van Bueren, E. T.; Osman, A.; Jeuken, J.; Groenen, R. and de Heer, R. (2006) Participatory plant breeding: a way to arrive at better-adapted onion varieties. Paper at: workshop ECO-PB, France, june 2006.

Tiemens-Hulscher, Marjolein (2010) Selectiemilieu ui. [Selection environment onions.] Biokenisbericht Uitgangsmateriaal en Veredeling, 2010, 1, p. 4.

Tiemens-Hulscher, Marjolein; Engelen, Christel and Nuijten, E. (2013) De zaadteelt van witte en rode sluitkool (Brassica oleracea) - Handleiding voor zaadteelt en selectie. [The seed production of white and red cabbage (Brassica oleracea) - Manual for seed production and selection.] Louis Bolk Instituut, Driebergen.

Tiemens-Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2012) Crop traits relevant for selecting potato genotypes adapted to low nitrogen availability. Paper at: 19th EUCARPIA general congress, Budapest, 21-24 May 2012.

Tiemens-Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2012) Selectiestrategie voor de ontwikkeling van stikstofefficiënte biologische aardappelrassen: Handleiding voor (hobby)kwekers. [Selection strategy to develop nitrogen efficient organic potato varieties: manual for (small) breeders.] Louis Bolk Instituut Publications, no. 2012-043 LbP. Louis Bolk Instituut, Driebergen.

Tiemens-Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2012) Selectiestrategie voor de ontwikkeling van stikstofefficiënte biologische aardappelrassen: Onderzoeksrapport 2008 t/m 2011. [Selection strategy to develop nitrogen efficient organic potato varieties: Research report 2008 t/m 2011.] Louis Bolk Instituut Publications, no. 2012-025 LbP. Louis Bolk Instituut, Driebergen.

Tiemens-Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2012) Veredelen voor een stikstofefficiënte aardappel: Leaflet Biovelddag 2012. [Selecting a nitrogen efficient potato.] Poster at: Biovelddag 2012, Lelystad, June 27, 2012.

Tiemens-Hulscher, Marjolein; Lammerts van Bueren, E.T. and Struik, Paul (2010) Searching for crop characteristics correlated with nitrogen efficiency in potato. Poster at: Eucarpia 2nd Conference of the "Organic and Low-Input Agriculture" Section: Breeding for resilience: A strategy for organic and low-input farming systems?, Paris, 1-3 December 2010.

TILMAN-ORG, Partnership (2013) Gereduceerde bodembewerking en groenbemesters. Integreren van gereduceerde bodembewerking en groenbemesters voor duurzame biologische teeltsystemen. .

Timmermans, Dr. B.G.H. and Osman, Ir. A.M. (2008) Differences between spring wheat cultivars in susceptibility to Fusarium caused seedling blight. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Timmermans, B.G.H. (2012) Eindrapport mechanische vruchtdunning in de perenteelt: Onderzoek naar mogelijkheden voor toepassing van een Darwin vruchtdunner in biologische Conference teelt in 2010 en 2011. [Mechanical fruit thinning in pear cultivation, final report: Final mechanical fruit thinning in pear cultivation: Research to opportunities for application of Darwin fruit thinning in organic Conference cultivation in 2010 and 2011.] Louis Bolk Publications. Louis Bolk Instituut, Driebergen.

Timmermans, B.G.H. and Bestman, Monique (2016) Kwaliteit van appelbomen en appels in kippenuitlopen. [Quality of apple trees and apples grown in outdoor ranges for chickens: growing season 2015.] .

Timmermans, B.G.H. and Eekeren, N. van (2014) Organic farmers grow grassclover in nature areas to remove soil phosphate for development of specious rich grasslands. In: Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 3, Thuenen Report, no. 20, pp. 799-802.

Timmermans, B.G.H. and Eekeren, N. van (2014) Organically grown grassclover in nature areas to remove soil phosphate for development of specious rich grasslands. In: Rahmann, Gerold and Aksoy, Uygun (Eds.) Thünen Report 20, 3.

Timmermans, B.G.H.; Eekeren, N. van and Bos, M (2010) Fosfaat uitmijnen op natuurpercelen met gras/klaver en kalibemesting: Handreiking voor de praktijk. [Phosphate extraction on natural plots with grass / clover crop and potassium fertilization: Guide for practice.] Louis Bolk Instituut, Driebergen.

Timmermans, B.G.H. and Hospers - Brands, Monique (2014) Soil and water salinization and the development of organic saline crops. In: Rahmann, G. and Aksoy, U. (Eds.) Building Organic Bridges, Johann Heinrich von Thünen-Institut, Braunschweig, Germany, 3, Thuenen Report, no. 20, pp. 795-798.

Timmermans, B.G.H. and Jansonius, PieterJans (2012) Differences in leaf litter, ascospore production and infection of pear scab (Venturia pirina) in Dutch organic orchards. Paper at: Eco-fruit : 15th international conference on cultivation technique and phytopathological problems in organic fruit-growing and viticulture, Hohenheim, 20-22 February 2012.

Timmermans, B.G.H.; Jansonius, PieterJans and Bruinenberg, Riekje (2012) Effects of beetroot-Vinasse on ascospore formation of Venturia pirina in a one-year field trial on an organic conference orchard (presentation). Louis Bolk Instituut , Driebergen. [Completed]

Timmermans, B.G.H.; Sukkel, Wijnand and Bokhorst, J.G. (2012) Telen bij lage fosfaatniveaus in de biologische landbouw; achtergronden en literatuurstudie. [Grow at low phosphate levels in organic farming; backgrounds and literature study.] Louis Bolk Instituut Publication. Louis Bolk Instituut .

Timmermans, Bart (2011) Blackrot in appel: Effecten van verwijderen vruchtmummies. [Blackrot in apple: Effects of the removal of fruit mummies.] Fruitteelt, 11 March 2011 (101), pp. 14-15.

Timmermans, Bart G.H; van der Burgt, Geert-Jan H.M. and ter Berg, Coen (2010) Minder en anders bemesten: Onderzoeksresultaten tuinbouw op klei. Rozendaal, courgette 2008. [Fertilise less and differently: experimental results for horticulture on clay. Rozendaal, courgette 2008.] Louis Bolk Instituut, Driebergen.

Timmermans, Bart G.H.; Burgt, Geert-Jan H.M.; Staps, J.J.M. and Berg, Coen (2010) Minder en Anders Bemesten. Onderzoeksresultaten tuinbouw op klei. Rozendaal, courgette 2009. [Fertilise less and differently: Experimental results horticulture on clay. Rozendaal, courgette 2009.] Louis Bolk Instituut, Driebergen.

Timmermans, Bart G.H.; van der Burgt, Geert-Jan H.M. and ter Berg, Coen (2010) Minder en Anders Bemesten Onderzoeksresultaten tuinbouw op klei. Rozendaal, kool 2010. [Fertilise less and differently: Experimental results horticulture on clay. Rozendaal, cabbage 2010.] Louis Bolk Instituut, Driebergen.

{Tool} Belowground biodiversity in strip cropping systems (SureVeg practice abstract). Creator(s): Trinchera, Alessandra; Willekens, Koen; Barbry, Joran; Lepse, Liga; Rossing, Walter; Migliore, Melania; Himanen, Sari; Debode, Jane; Shanmugam, Sindhuja; Dane, Sandra; Salo, Tapio; Kivijärvi, Pirjo; van Apeldoorn, Dirk; Campanelli, Gabriele and Lakkenborg Kristensen, Hanne. Issuing Organisation(s): CREA - Council for Agricultural Research and Economics. CORE Organic Practice Abstracts. (2021)

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Vaarst, Mette; Verwer, Cynthia; Constancis, Caroline; Sørheim, Kristin and Johanssen, Juni Rosann E. (2021) ‘Whose views and ways are changing?’ Perspectives of change and transition related to cow-calf contact systems in European dairy farming. In: Schmid, Otto; Johnson, Marion; Vaarst, Mette and Früh, Barbara (Eds.) Organic Animal Husbandry Systems - ways to improvements, Organic Eprints, pp. 35-38.

Vaarst, Mette; Hellec, Florence; Sørheim, Kristin; Johanssen, Juni Rosann E. and Verwer, Cynthia (2019) Calves with their dams in dairy cow systems. GrazyDaiSy, Randers, Denmark.

van de Vijver, Lucy (2007) Zijn gezondheidsclaims op biologische eieren mogelijk : Deskstudie. [Literature study to investigate the potential for health claims for organic and free-range eggs.] Louis Bolk Instituut .

van de Vijver, Lucy and de Wit, Jan (2009) Koemelk: Effecten van bewerkingen op gezondheid. .

van de Vijver, Lucy (2010) Gezondheidseffecten van biologische voeding: Ervaringsverhalen. [Health effects of an organic diet - consumer experiences in the Netherlands.] Louis Bolk Instituut, Driebergen.

van den Broek, R.; van den Berg, W.; Lamers, J.; Cuijpers, Willemijn; Hospers-Brands, A.J.T.M. and Smits, S. (2014) Werken aan bodemweerbaarheid. PPO Wageningen/ Louis Bolk Instituut.

van den Heuvel, Saskia and Vermeer, Loes (editor): Louis Bolk Instituut (Ed.) (2009) Automatisering in de dienst van weidegang. [Automation of grazing.] Biokennis. Louis Bolk Instituut.

van der Burgt, G.J. (2005) NDICEA nitrogen planner. Louis Bolk Instituut .

van der Burgt, G.J.H.M. and Wagenaar, J.P. (2007) International training and exchange – a useful instrument in knowledge and attitude dissemination. Paper at: 3rd QLIF Congress: Improving Sustainability in Organic and Low Input Food Production Systems, University of Hohenheim, Germany, March 20-23, 2007.

van der Burgt, Ir. G.J.H.M. and Timmermans, Dr. B.G.H. (2009) Fusarium in wheat. Effects of soil fertility strategies and nitrogen levels on mycotoxins and seedling blight. .

van der Burgt, Ir. G.J.H.M. and Timmermans, Dr. B.G.H. (2009) The NDICEA model: a supporting tool for nitrogen management in arable farming. In: Sarapatka, Borivoj (Ed.) Bioacademy 2009 - Proceedings, pp. 4-8.

van der Burgt, Ir. G.J.H.M.; Timmermans, Dr. B.G.H. and Staps, Ing. J.J.M. (2008) Dutch (organic) agriculture, carbon sequestration and energy production. Paper at: Ecomit, 5th international scientific conference on sustainable farming systems, Piestany, Slovakia, 5-7 November 2008.

van der Burgt, Geert-Jan (2010) De hoge potentie van maaimeststoffen: Vervanging van dierlijke mest bij verschillende teelten. [High potential of cut-and-carry fertilizers: Substitution of animal manure in different crops.] Ekoland, May 2010, pp. 10-11.

van der Burgt, Geert-Jan (2009) Historische kennis: Bodem en bemesting in de kasteelt van weleer. [Historic knowledge: Soil and fertility in glasshouses in the past.] Louis Bolk Instituut publications, no. LB27. Louis Bolk Instituut .

van der Burgt, Geert-Jan and Bestman, Monique (2009) Mineralenbelasting van de kippenuitloop. Louis Bolk Instituut , Animal.

van der Burgt, Geert-Jan (2012) PlantyOrganic; bedrijfsontwerp. [PlantyOrganic: system design.] Louis Bolk Instituut, 2012.

van der Burgt, Geert-Jan (2012) Stikstofvoorziening uit maaimeststoffen; bedrijfsontwerp. [Nitrogen supply out of cut and carry fertilizers: system design.] Louis Bolk Instituut, 2012.

van der Burgt, Geert-Jan; Dekker, P.H.M.; van Geel, Willem; Bokhorst, J.G. and van den Berg, W. (2011) Duurzaamheid organische stof. Eindrapportage 2010. [Organic matter sustainability. Report 2010.] PPO, no. 448. Praktijkonderzoek Plant & Omgeving, Wageningen.

van der Burgt, Geert-Jan; Timmermans, Bart and Staps, S. (2012) Minder en Anders Bemesten; resultaten van een vierjarig project over innovatieve bemesting. [Less and adapted fertilizers: results of a 4-year project on innovative fertilizer strategies.] Louis Bolk Instituut, 2011.

van der Burgt, Geert-Jan H.M.; Timmermans, Bart G.H; Staps, J.J.M. and Haagsma, Wiepie (2011) Minder en Anders Bemesten: Resultaten van een vierjarig project over innovatieve bemesting. [Fertilise less and differently: Results of a four year project on innovative fertilisation.] Louis Bolk Instituut, Driebergen.

Van der Burgt, Geert-JanH.M. (2011) Maaimeststoffen, het ei van Columbus? [Cut-and-carry-fertilizers, the egg of Columbus?] Ekoland, May 2011, pp. 14-15.

van Dixhoorn, I; Evers, A; Janssen, A; Smolders, Gidi; Spoelstra, S; Wagenaar, Jan-Paul and Verwer, C (2010) Familiekudde State of the Art. [Family herd state of the Art.] Wageningen UR , Livestock research.

van Dixhoorn, Ingrid; Evers, Aarts; Janssen, Arni; Smolders, Gidi; Spoelstra, Sierk; Wagenaar, Jan Paul and Verwer, Cynthia (editor): Wageningen UR Livestock Research (Ed.) (2010) Familiekudde State of the art. [Family herd State of the art.] Biokennis. Wageningen UR Livestock Research.

van Eekeren, N.; Murray, P.J. and Smeding, F.W. (2007) Soil biota in grassland, its ecosystem services and the impact of management. In: de Vliegher, A. and Carlier, L. (Eds.) Grassland Science in Europe, 12, pp. 247-257.

van Eekeren, Nick; Fehér, L.; Smeding, Frans; Prins, Udo and Jansonius, PieterJans (2006) Controlling broad-leaved dock (Rumex obtusifolius) in grass clover mixtures. In: Lloveras, J.; Gonazalez-Rodriguez, A.; Vasquez-Yanez, O.; Pinero, J.; Santamaria, O.; Oleaamd, L. and Poblaciones, M.L. (Eds.) Sustainable grassland, 11.

van Eekeren, Nick; Iepema, Goaitske and Smeding, Frans (2007) Natuurherstel in grasland door klaver en kalibemesting. [Nature recovery in grassland by means of clover and potassium fertilization.] De Levende Natuur, January 2007, pp. 27-31.

van Krimpen, M.M.; Leenstra, F.; Maurer, V. and Bestman, M. (2015) How to fulfill EU requirements to feed organic laying hens 100% organic ingredients. The Journal of Applied Poultry Research, pp. 1-10.

van Malland, Floor (2019) Flyer velddag Louis Bolk Instituut 2019. Louis Bolk Instituut . [Completed]

van Malland, Floor (2019) Flyer velddag Louis Bolk Instituut 2020. Louis Bolk Instituut . [Completed]

van Malland, Floor (2018) Flyer velddag Louis Bolk Instituut 2018. Louis Bolk Instituut . [Completed]

van Niekerk, Thea; Reuvekamp, Berry and Bestman, Monique (2011) Juiste kip voor uitloop. pluimveehouderij, 11 February 2011, 41, pp. 26-27.

van Opheusden, A.H.M.; van der Burgt, G.J.H.M. and Rietberg, P.I. (2012) Decomposition rate of organic fertilizers: effect on yield, nitrogen availability and nitrogen stock in the soil. [Afbraaksnelheid van organische mest: effect op opbrengst, stikstofbeschikbaarheid en stikstof voorraad in de grond.] Louis Bolk Instituut, Driebergen, The Netherlands.

van Schooten, H.A.; van Eekeren, N.; Hanegraaf, M.C.; van der Burgt, G.J. and de Visser, M. (2006) Effect meerjarige toepassing groenbemester en organische mest op bodemkwaliteit bij continuteelt maïs : 2e rapport project Zorg voor Zand. [Effect of long-term application of cover crops and organic manure on soil quality in a continuous maize production system : 2nd report project Care for Sand.] Rapport, no. 01. WUR , Animal Sciences Group.

Verkaik, Jan; Neijenhuis, Francesca and Verwer, Cynthia (2017) Onderzoek naar leverbot deel II: Vang slak in plaats van bot - leverbotbestrijding, risico's & kansen. Ekoland, July 2017, pp. 20-21.

Verkaik, Jan; Neijenhuis, Francesca and Verwer, Cynthia (2017) onderzoek naar leverbot deel II: Vang slak in plaats van bot - leverbotbestrijding, risico's & kansen. Ekoland, July 2017, pp. 20-21.

Verkaik, Jan and Verwer, Cynthia (2015) Leverbot in kaart gebracht. V-focus, June 2015, pp. 27-28.

Verriere, Pauline; Nuijten, Edwin and Messmer, Monika M. (2019) M3.5 ‐ Organic plant breeding in a systems‐based approach and integration of organic plant breeding in value chain partnerships. IFOAM EU GROUP, FiBL,Louis Bolk Institute .

Vertooren, Judith (2006) The performance of heifers reared in a suckling system. Thesis, Wageningen UR , Biological Farming Systems Group. .

Verwer, C (2011) Geiten: Klim- en schuurmogelijkheden in de wei en in de stal. [Environmental enrichment for dairy goats: Climbing and grooming devices.] In: Bracke, M.B.M (Ed.) Verbeteren welzijnsprestaties in de biologische veehouderij: Korte termijn prioriteiten en aanzet tot lange termijn visie. Report, no. 479. Wageningen UR Livestock Research, Lelystad, chapter 7, pp. 29-32.

Verwer, C and Eekeren, N. van (2013) Preventive and alternative treatments of helminth parasites in organic dairy goats. Poster at: 7th Novel Approaches Meeting, Toulouse, 25–28th March 2013.

Verwer, C and Eekeren, N. van (2013) Helminth parasite control in organic dairy goats. Louis Bolk Instituut, Driebergen.

Verwer, C and Eekeren, N. van (2011) Biokennisbericht #9: Geiten en schapen: Thema: Omgevingsverrijking van geiten. [Bioknowledge message #9: Goats and sheep; Theme: Scenery enrichment for goats.] BioKennis.

Verwer, C and Wagenaar, Jan-Paul (2011) Biokennisbericht #24: Zuivel en Rundveevlees. Thema: Kalveren bij de koe. [Bioknowledge message #24: Dairy and Beef. Theme: Prolonged suckling systems.] .

Verwer, C.; Wagenaar, J.P. and Veldkamp, T. (2011) Van jongs af veel vezels. [From childhood lots of fibre.] Pluimveehouderij, 2011, 14, pp. 1-2.

Verwer, Cynthia; Verkaik, Jan and Neijenhuis, Francesca (2017) Onderzoek naar leverbot deel I: Instrument voor bedrijfsanalyse op risicofactoren - leverbotbestrijding, risico's & kansen. Ekoland, June 2017, pp. 24-25.

Verwer, Cynthia; Verkaik, Jan and Neijenhuis, Francesca (2017) Onderzoek naar leverbot deel I: Instrument voor bedrijfsanalyse op risicofactoren - leverbotbestrijding, risico's & kansen. Ekoland, June 2017, pp. 24-25.

Vijver, Lucy P.L.; Bloksma, Joke; Jansonius, PieterJans and Timmermans, B.G.H. (2013) Biologisch-dynamische Qualität im Obstbau. Erkennen, erzeugen und vermitteln. [Biodynamic quality in fruit growing. Recognize, generate and provide.] Louis Bolk Instituut , Driebergen.

Vijver, Lucy P.L.; Bloksma, Joke and Korstanje, Piet (2013) Die Qualität der Obstanlage zeigt sich in der Fruchtqualität. [The quality of the orchyard shows itself in the apple quality.] Öko-Obstbau, April 2013 (4), pp. 4-7.

Vijver, Lucy P.L.; Verwer, C; Bondt, N and Mevius, D. (2012) Antibioticaresistentie in de biologische varkenshouderij: Komt MRSA ook voor bij biologische varkens en hun verzorgers? [Antibiotic resistance in Dutch organic pig farming: is MRSA also present within organic pigs and within pig farmers?] Louis Bolk Instituut, Driebergen.

Vliet, Marja and Vijver, Lucy P.L. (2012) 'Kan biologische voeding een bijdrage leveren aan de gezondheid van mensen met kanker?' Ervaringen van de patiënt. ['May organic food contribute to the health of people with cancer?' Patients' experiences.] Louis Bolk Instituut, Driebergen.

Vos, Inge (2011) Organic School Gardens in Ghana. [Biologische schooltuinen in Ghana.] Ecology and Farming, February 2011, pp. 14-15.

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Wagenaar, Jan-Paul (2009) Happy Dutch organic calves: suckling systems in organic dairying in the Netherlands. In: Lund, Vonne and Mejdell, C.M. (Eds.) Calf welfare in organic herds - planning for the future, National Veterinairy Institute, pp. 17-22.

Wagenaar, Jan-Paul and Langhout, Jos (2007) Practical implications of increasing 'natural living' through suckling systems in organic dairy calf rearing. NJAS - wageningen journal of life sciences, 54 (4), pp. 375-386.

Wagenaar, J.-P.; Klocke, P.; Butler, G.; Smolders, G.; Nielsen, J.H.; Canever, A. and Leifert, C. (2011) Effect of production system, alternative treatments and calf rearing system on udder health in organic dairy cows. NJAS - Wageningen Journal of Life Sciences, 58 (3-4), pp. 157-162.

Wagenaar, Jan-Paul (2015) leverbotinfecties herkenne, genezen en voorkomen: leverbot in kaart gebracht. Ekoland, March 2015, pp. 24-25.

Wagenaar, Jan-Paul (2011) Pluimvee: aanbieden van ruwvoer. [Poultry: Providing roughage.] In: Bracke, M.B.M (Ed.) Verbeteren welzijnsprestaties in de biologische veehouderij: Korte termijn prioriteiten en aanzet tot lange termijn visie. Report, no. 479. Wageningen UR Livestock Research, Lelystad, chapter 5, pp. 19-23.

Wagenaar, Jan-Paul (2010) Leren van Bio-opfok. [Learning from organic rearing.] Pluimveehouderij, 26 March 2010, 40, pp. 28-29.

Wagenaar, Jan-Paul; Janmaat, Leen; Bestman, Monique; Leenstra, Ferry; van Krimpen, M.M.; Verwer, C; Groot, Maria; Asseldonk, Tedje van and Paardekooper, R. (2012) Biologisch Ondernemen Legpluimvee. [Organic business: poultry.] Louis Bolk Instituut, Driebergen.

Wagenaar, Jan-Paul and Verwer, C (2012) Maatregelen t.b.v. een betere groei van opfokhennen. [Measures for the purpose of a better growth of laying hens.] Louis Bolk Instituut publications, no. 2012-039 LbD. Louis Bolk Instituut, Driebergen.

Wageninaar, Jan-Paul and Langhout, Jos (2006) Rearing calves with cows: Nature works! LBI Publications, no. LV60E. Louis Bolk Instituut.

Warlop, Francois; Timmermans, B.G.H.; Brouwer, Gerjan; Nybom, Hilde; LATEUR, MARC; Kelderer, Markus; Weibel, Franco; Lindhard Pedersen, Hanne; GARCIN, Alain; Haug, Philipp and DAPENA, ENRIQUE (2014) How to optimize fruit and berry cultivar selection for organic farmers ? A comparison of European approaches. In: ECOFRUIT 2014 proceedings.

Weedon, Odette; Brumlop, Sarah; Heinrich, Sven; Boening, Andreas; Elsner, Maren; Finckh, Maria R.; Lammerts van Bueren, E.T.; Nuijten, E.; Messmer, Monika; Baresel, Jörg Peter; Goldringer, I.; Péter, Mikó; Megyeri, Maria; Borgen, Anders; Rasmussen, Søren K.; Pearce, Bruce and Wolfe, Martin (2016) Agronomic performance of two generations (F12 and F13) of thirteen winter wheat composite cross wheat populations with differing cultivation histories in 2014/15. Poster at: EUCARPIA Conference 2016, Zürich, Switzerland, 29-1 September 2016. [Unpublished]

Werne, Steffen; Moakes, Simon; Hoste, Herve; Verkaik, Jan; Verwer, Cynthia; Petkevičius, Saulius and Athanasiadou, Spiridoula (2019) Worm control on organic farms in the EU: Management and the farmers’ point of view. Paper at: Joint meeting of the COMBAR Working Groups and the ACSRPC "Anthelmintic resistance in ruminants: who cares", Ghent, Belgium, 27-29 August, 2019. [Completed]

Wijk, Kees; Rietberg, P.I. and Timmermans, B.G.H. (2015) Naar een betere benutting van bodemfosfor: Onderzoek in 2012-2013. [Towards better utilization of soil phosphorous: project results of 2012-2013.] .

{Tool} Crop growth and nutrient dynamics in intercropping systems using different fertilization strategies (SureVeg Practice Abstract). Creator(s): Willekens, Koen; Shanmugam, Sindhuja; Bracke, Jolien; Quataert, Paul; Barbry, Joran; Trinchera, Alessandra; Campanelli, Gabriele; Migliore, Melania; Debode, Jane; Lepse, Līga; Dane, Sandra; Himanen, Sari; Salo, Tapio; Kivijärvi, Pirjo; Apeldoorn, Dirk Van; Rossing, Walter; Hondebrink, Merel; Koopmans, Chris and Kristensen, Hanne Lakkenborg. Issuing Organisation(s): AU - Aarhus University. CORE Organic Practice Abstracts. (2022)

Wit, J. de and Rietberg, P.I. (2015) Niet snel te veel. [Clover content of grass-clover pastures is generally not too high.] Ekoland, 2015, jul/au, pp. 22-23.

Wytze, Nauta; Groen, Ab; Roep, Dirk; Veerkamp, Roel and Baars, Ton (2003) Vision of breeding for organic agriculture. Louis Bolk Instituut , Livestock production.

Z

Zanen, M.; Bokhorst, J.G. and Koopmans, C.J. (2008) Soil Fertility and Biodiversity effects from Organic Amendments in Organic Farming. Poster at: Cultivating the Future Based on Science: 2nd Conference of the International Society of Organic Agriculture Research ISOFAR, Modena, Italy, June 18-20, 2008.

Zanen, Marleen; Bokhorst, Jan; ter Berg, Coen and Koopmans, Chris (2008) Investeren tot in de bodem: Evaluatie van het proefveld Mest Als Kans. [Investing down to the soil.] Louis Bolk Publications, no. LD11. Louis Bolk Instituut .

Zanen, Marleen; Koopmans, Chris; Bokhorst, Jan and ter Berg, Coen (2008) Bijzondere Bemesting: Kansrijke strategieën voor duurzaam bodemmanagement. [Special Fertilisation: Successfull strategies for sustainable soil management.] Louis Blk Instituut publications, no. LD13. .

Zanen, Marleen and Kikkert, A. (2014) Beter boeren met biodiversiteit in Drenthe. [Better farming with biodiversity in Drenthe.] Louis Bolk Instituut, Driebergen.

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