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Items affiliated to " Netherlands > Louis Bolk Institute"

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Number of items at this level: 210.

Peer-reviewed and accepted

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

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.

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.

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.

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]

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.

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.

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.

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, - .

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, 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.

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.; 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.; 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.

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; 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.

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.

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.

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.

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.

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.

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) 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.

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.

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.

Not peer-reviewed

Hospers-Brands, M.Sc. Monique and van der Burgt, M.Sc. Geert-Jan (Eds.) (2009) Towards Improved Quality in Organic Food Production. . Proceedings of 5th QLIF Training and Exchange Workshop, Driebergen (Netherlands), 21 - 23 January 2009.

van der Burgt, Ir. G.J.H.M and Timmermans, Dr. B.G.H. (Eds.) (2008) Soil Nitrogen: research and extension. . Proceedings of 4th QLIF workshop, Driebergen, the Netherlands, 13-15 February 2008.

van de Vijver, Lucy P.L. (Ed.) (2007) Measuring food quality: concepts, methods and challenges - Proceedings seminar February 2007. . Proceedings of 3rd QLIF training and exchange workshop “Measuring food quality: concepts, methods and challenges”, Louis Bolk Institute, Driebergen, The Netherlands, February 12-14, 2007.

Monique, Bestman and Wagenaar, Jan-Paul (Eds.) (2006) Towards animal oriented rearing methods in organic production systems. . Proceedings of International Training and Exchange workshop, QLIF project, Driebergen, February 2006.

Lammerts van Bueren, E.T. and Østergård, H. (Eds.) (2005) Proceedings of the COST SUSVAR/ECO-PB Workshop on organic plant breeding strategies and the use of molecular markers. Louis Bolk Institute. Proceedings of COST SUSVAR/ECO-PB Workshop on organic plant breeding strategies and the use of molecular markers, Driebergen, Netherlands, 17-19 January 2005.

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.

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

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, 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 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.

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

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]

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

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. 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.

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

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.

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 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.

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.

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

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

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.

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.

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

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.

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.; 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 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.

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.

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, 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.

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) 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.

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.

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

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, 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; 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.

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. (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.; 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.

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; 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.

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.

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.

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, 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 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.

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.H.A.C.P.; 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.

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.

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.

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 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.

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.

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.

Schrik, Yannick and Koopmans, Chris (2013) Compost duurzaam ingezet: De Compost Score Kaarten. [Sustainable use of compost: The Compost Scoring Cards.] Working paper, Louis Bolk Instituut .

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) 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.

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; 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.

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.; 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 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.; 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.

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 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, 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, 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 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 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.

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.

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.

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, 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.

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

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. .

This list was generated on Mon Oct 20 13:47:14 2014 CEST.