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Subject Area: Soil biology

Number of eprints: 239.

Bayerische Landesanstalt für Landwirtschaft, Institut für Agrarökologie, Ökologischen Landbau und Bodenschutz, Eds. (2003) Forschung für den ökologischen Landbau in Bayern [Research for organic agriculture in Bavaria]. Proceedings of Ökolandbautag der Bayerischen Landesanstalt für Landwirtschaft, Triesdorf, 10.02.2003. Schriftenreihe der Bayerischen Landesanstalt für Landwirtschaft no. 3/03. Bayerische Landesanstalt für Landwirtschaft (LfL), Freising.

Landesanstalt für Pflanzenbau und Pflanzenschutz, Mainz and Stiftung Ökologie und Landbau, Bad Dürkheim, Eds. (2002) Bodenbearbeitung und Bodengesundheit. Zwischenergebnisse im Projekt Ökologische Bodenbewirtschaftung in Wörrstadt-Rommersheim (Rheinhessen, Rheinland-Pfalz) [Soil cultivation and soil health - first results of the project "ecological soil management" (POEB) in Woerrstadt-Rommersheim (Rhineland-Palatinate/Germany)]. Schriftenreihe der Landesanstalt für Pflanzenbau und Pflanzenschutz, Mainz 13. Landesanstalt für Pflanzenbau und Pflanzenschutz, Mainz und Stiftung Ökologie und Landbau, Bad Dürkheim.

{PROJECT} Erträge, Produktqualität und organische Substanz im Boden bei langjähriger Rottemistdüngung mit und ohne Anwendung der biologisch-dynamischen Präparate sowie bei Mineraldüngung [Yields, product quality and organic matter in the soil with long-term application of farmyard manure with and without biodynamic preparations compared to mineral fertilization]. Runs 19 August 1980 - 31 December 2007. Project leader(s): Raupp, Dr Joachim, Institut für Biologisch-Dynamische Forschung e.V. (IBDF). More information online at <http://www.biodynamic-research.net/forschungsfelder/langzeitversuche/plonearticlemultipage.2006-09-26.2874167065/versuchsaufbau>.

Kristensen, Erik Steen and Olesen, Jørgen E., Eds. (1998) Kvælstofudvaskning og –balancer i konventionelle og økologiske produktionssystemer. FØJO-rapport no. 2, Forskningscenter for Økologisk Jordbrug (FØJO).

{PROJECT} Auswirkung der Nährstoffgehalte im Boden auf Pflanzen und Umwelt [Effect of soil nutrient content on crop growth and effect of soil phosphorus content and crop management intensity on water pollution with phosporus]. Runs 08 November 2003 - 31 December 2007. Project leader(s): Flisch, René, Agroscope FAL Reckenholz, Swiss Federal Research Station for Agroecology and Agriculture, CH-8046 Zurich, E-mail: info@fal.admin.ch. More information online at <http://www.aramis-research.ch/d/15985.html?config=htdig.d&method=and&words=04.11.2.1&keywords=&matchesperpage=10&search_algorithm=exact%3A1%20substring%3A0.75%20accents%3A0.5&fostvalue=%28alle%29&nabsvalue=%28alle%29>.

{PROJECT} Biotisation des plants de fraisiers en agriculture biologique [Biological control for crops in soils presenting soil sickness : biotisation in strawberry growing]. Runs 01 January 2002 - 31 December 2003. Project leader(s): GUERINEAU, Mis Cathy; ALABOUVETTE, Mr Claude and POMMIER, Mr Jean Jacques, CTIFL.

{FACILITY} DOK: DOK-Langzeit-Versuch [DOK long term experiment]. More information online at <http://www.fibl.org/forschung/anbautechnik-einjaehrig/dok/index.php>.

{FACILITY} Einfluss von biologisch-dynamischen Präparaten, Düngung und Bodenbearbeitung auf Bodenfruchtbarkeit und Ertrag [Effects of biobynamic preparations, fertilisation and soil management on soil fertility and yields]. More information online at <http://www.fibl.org/forschung/anbautechnik-einjaehrig/bio-dyn/praeparateversuch.php>.

{PROJECT} Einfluss von Pestiziden auf die Bodenfruchtbarkeit [Pesticide effects on soil fertility]. Runs 31 October 2003 - 30 September 2006. Project leader(s): Fliessbach, Andreas and Mäder, Paul, Research Institute of Organic Agriculture (FiBL), CH-5070 Frick. More information online at <http://www.fibl.org/forschung/anbautechnik-einjaehrig/bodenfruchtbarkeit/index.php>.

{PROGRAMME PART} Formas I: Ekologisk jordbruks- och trädgårdsproduktion, Formasprogrammet 2001-2004 - markvetenskap [Organic agricultural and horticultural production, Formas programme 2001-2004 - Soil]. Runs 01 July 2001 - 31 December 2004. More information online at <http://www.cul.slu.se/forskning/programoproj/formasprog.html>.

{FACILITY} HDRA: Henry Doubleday Research Association (HDRA): Laboratory. More information online at <http://www.hdra.org.uk>.

{FACILITY} Langzeitversuch Darmstadt [Long-term trial Darmstadt]. More information online at <http://www.ibdf.de/v1>.

{PROJECT} Mikrobiella interaktioner i mykorrizosfären och deras betydelse för uthållig "ekologisk" produktion [Microbial interactions in the mycorrhizosphere and their significance for sustainable, low-input agriculture]. Runs 01 January 2002 - 31 December 2004. Project leader(s): Finlay, Roger, Swedish University of Agricultural Sciences, SLU.

{PROJECT} Molekulare mikrobielle Ökologie in landwirtschaftlich genutzten Bodensystemen [Molecular microbial ecology of agricultural soil systems]. Runs 08 November 2003 - 31 December 2007. Project leader(s): Widmer, Franco, Agroscope FAL Reckenholz, Swiss Federal Research Station for Agroecology and Agriculture, CH-8046 Zurich, E-mail: info@fal.admin.ch. More information online at <http://www.aramis-research.ch/d/16023.html?config=htdig.d&method=and&words=04.13.5.1&keywords=&matchesperpage=10&search_algorithm=exact%3A1%20substring%3A0.75%20accents%3A0.5&fostvalue=%28alle%29&nabsvalue=%28alle%29>.

{PROJECT} ØKOKORNSIP: Organic cropping systems for higher and more stable cereal yields [Økologiske dyrkingssystem for høgare og meir stabile kornavlingar]. Runs 01 January 2003 - 31 December 2007. Project leader(s): Eltun, Ragnar, Bioforsk Norwegian Institute of Agronomical and Environmental Research. More information online at <http://www.bioforsk.no/ViewPPP.aspx?view=project&id=256&viewLanguage=NorwegianBokmaal>.

{PROJECT} Organiska restprodukters effekt på genetisk och metabolisk diversitet hos kväveomsättande markmikroorganismer [The effect of organic residues on the genetic and metabolic diversity of soil microorganisms in the nitrogen cycle]. Runs 01 January 2002 - 31 December 2006. Project leader(s): Hallin, Sara, Swedish University of Agricultural Sciences, SLU.

{FACILITY} University of Newcastle: Laboratory. More information online at <http://www.ncl.ac.uk/tcoa>.

{FACILITY} University of Warwick HRI: Laboratory. More information online at <http://www2.warwick.ac.uk/fac/sci/hri2/>.

A, Hodge; Paul, Mr Gosling; G, Goodlass and Gary, Dr Bending (2004) Arbuscular mycorrhizal fungi in organic systems. Report, HRI Warwick.

Aini, Z.; Zulkefli, M. and Krishnen, G. (2005) Improvement in soil nutrient status and beneficial microbial populations using compost, plant juice and home-made fertiliser preparations . Paper presented at Researching Sustainable Systems - International Scientific Conference on Organic Agriculture, Adelaide, Australia, September 21-23, 2005.

Axelsen, J (2005) Efterafgrøder gavner smådyr - og dermed landmanden. In Agrologisk, April, Volume 23, No 1, page pp. 14-15.

Axelsen, J.; Thorup-Kristensen, K.; Askegaard, M. and kROGH, P.H. (2006) High densities of Collembola and mites in organic fields with undersown catch crops. High densities of Collembola and mites in organic fields with undersown catch crops (under revision).

Axelsen, Jørgen Aagaard and Holmstrup, Martin (2005) Modelling of earthworm population dynamics in agricultural soils (First draft). [preprint]

Axelsen, Jørgen Aagaard; Sønderskov, Mette; Bruus-Pedersen, Marianne; Tybirk, Knud and Eriksen, Jørgen (2004) FieldEco – a multi-purpose biologically driven food web model. [preprint]*

Axelsen, Scenior scientist Jørgen Aagaard (2003) Efterafgrøder og grøngødning giver masser af liv i jorden [Nitrogen catch crops and green manuere causes a lot of life in the soil]. In Tidsskriftet Praktisk Økologi.

Bach, Cand scient Lisbet; Jørgensen, Scientist Helene B and Axelsen, Senior scientist Jørgen (2002) Effect of different levels of collembolan grazing on interspecific competition between microfungi, decomposition of organic matter and bio-availability of nitrogen. [preprint]*

Bach, Cand. scient Lisbet; Jørgensen, Scientist Helene B. and Axelsen, Senior scientist Jørgen (2002) Effect of collembolan grazing on interspecific competition between microfungi, decomposition of organic matter and bio-available nitrogen.. [preprint]*

Bakken, Anne Kjersti; Breland, Tor Arvid; Haraldsen, Trond K.; Aamlid, Trygve S. and Sveistrup, Tore E. (2005) Soil fertility in three cropping systems after conversion from conventional to organic farming. Acta Agriculturae Scandinavica Section B-Soil and Plant Science.

Bassemir, Ursula K. (2005) 10 Jahre differenzierte Grundbodenbearbeitung im Ökologischen Landbau. Auswirkungen auf die Besiedlung mit Collembolen [10 years specific soil management in organic agriculture. Effects on springtails]. Poster presented at 8. Wissenschaftstagung Ökologischer Landbau - Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau.

Bennett, Amanda J.; Leifert, Carlo and Whipps, John M. (2003) Survival of the biocontrol agents Coniothyrium minitans and Bacillus subtilis MBI 600 into pasteurised, sterilised and non-sterile soils. Soil Biology & Biochemistry 35:pp. 1565-1573.

Berner, Alfred; Frei, Röbi and Mäder, Paul (2003) Einfluss von biologisch-dynamischen Präparaten, Düngung und Bodenbearbeitung auf Bodenfruchtbarkeit und Ertrag [Effects of biobynamic preparations, fertilisation and soil management on soil fertility and yields]. Projektbericht, Forschungsinstitut für biologischen Landbau Frick.

Berner, Alfred; Gloor, S.; Fuchs, Jacques G.; Tamm, Lucius and Mäder, Paul (2003) Gesunder Boden - gesunde Pflanzen [Healthy soils - healthy plants ], in Freyer, Bernhard, Eds. Beiträge zur 7. Wissenschaftstagung zum ökologischen Landbau: Ökologischer Landbau der Zukunft. Wien, 24.-26. Februar 2003, page pp. 443-444. Universität für Bodenkultur, Wien - Institut für Ökologischen Landbau.

Berner, Alfred; Heller, Stefan and Mäder, Paul (1999) Nährstoffbilanzen im biologischen Landbau [Nutrient balances in organic agriculture], in Hoffmann, H. and Müller, S., Eds. Beiträge zur 5. Wissenschaftstagung zum Ökologischen Landbau "Vom Rand zur Mitte". 23.-25.02.1999. Humboldt Universität zu Berlin, page pp. 226-229. Verlag Dr. Köster, Berlin.

Berner, Alfred; Scherrer, Daniel and Alföldi, Thomas (1997) Stickstoffeffizienz von unterschiedlich aufbereiteten Misten in einer Ackerbaufruchtfolge auf Lösslehm, in Köpke, U. and Eisele, J.-A., Eds. Beiträge zur 4. Wissenschaftstagung zum Ökologischen Landbau. 03.-04.03.1997 an der Rheinischen Friedrich-Wilhelms-Universität, Bonn., page pp. 136-142. Verlag Dr. Köster, Berlin.

Berntsen, J.; Grant, R.; Olesen, J.E.; Kristensen, I.S.; Vinther, F.P.; Mølgaard, J.P. and Petersen, B.M. (2006) Nitrate leaching from organic farming systems with rotational grass-clover and arable crops. Soil Use and Management(22):pp. 197-208.

Berntsen, J. and Petersen, B.M. (2005) Simulating trends in crop yield and soil carbon in a long-term experiment – effects of rising CO2, N deposition and improved cultivation. Working Paper, DIAS.**

Berntsen, J.; Petersen, B.M.; Kristensen, I.S. and Olesen, J.E. (2004) Nitratudvaskning fra økologiske og konventionelle planteavlsbedrifter - simuleringer med FASSET bedriftsmodellen. Intern rapport no. 56, Forskningscenter for Økologisk Jordbrug (FØJO).*

Berntsen, J.; Petersen, B.M. and Olesen, J.E. (2006) Simulating trends in crop yield and soil carbon in a long-term experiment – effects of rising CO2, N deposition and improved cultivation. Plant & Soil 287(1-2):pp. 235-245.

Bosco, M.; Baruffa, E. and Picard, C. (2006) Organic breeding should select for plant genotypes able to efficiently exploit indigenous Probiotic Rhizobacteria . Paper presented at European Joint Organic Congress, Odense, Denmark, May 30-31, 2006; Published in Andreasen, C. Bo; Elsgaard, L.; Sondegaard Sorensen, L. and Hansen, G., Eds. Organic Farming and European Rural Development - Proceedings of the European Joint Organic Congress, page pp. 376-377. DARCOF.

Bosco, Marco; Giovannetti, Giusto; Picard, Christine; Baruffa, Elisa; Brondolo, Anna and Sabbioni, Fabio (2007) Commercial plant-probiotic microorganisms for sustainable organic tomato production systems. Poster presented at 3rd QLIF Congress: Improving Sustainability in Organic and Low Input Food Production Systems, University of Hohenheim, Germany, March 20-23, 2007.

Bosco, Prof Marco; Baruffa, Miss Elisa and Picard, Dr Christine (2006) Organic breeding should select for plant genotypes able to efficiently exploit indigenous Probiotic Rhizobacteria . Paper presented at Joint Organic Congress, Odense, Denmark, May 30-31, 2006..

Canali, S.; Trinchera, A.; Intrigliolo, F.; Pompili, L.; Nisini, L.; Mocali, S. and Torrisi, B. (2004) Effects of long term application of compost and poultry manure on soil quality of citrus orchards in Southern Italy. [ ]. Biology and Fertility of Soils( 40):pp. 206-210.

Christiansen, Julie S.; Kristensen, Hanne L. and Thorup-Kristensen, Kristian (2003) Rodsystemer hos rødbede, sukkermajs og knoldselleri efter grøngødning [Root systems of beetroot, sweet corn and celleriac after green manure]. In Forskningsnytt, Volume 4, page pp. 20-21.

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.

Demsar, D.; Dzeroski, S.; Larsen, T.; Struyf, J.; Axelsen, J.; Bruus-Pedersen, M. and Krogh, P.H. (2006) Using multi-objective classification to model communities of soil microarthropods. Ecological Modelling 191:pp. 131-143.*

Dubois, David; Mäder, Paul; Fliessbach, Andreas and Strasser, Fredi (2003) Auswirkungen reduzierter Hofdüngergaben im Bioackerbau [Effects of reducing farm yard manure in organic arable farming]. Bioaktuell(9/03):pp. 6-7.

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. Paper presented at Cost action 852, Grado, Italy, november, 10-12, 2005; Published in Wachtendorf, Michael; Helgadóttir, Áuslaug and Parente, Giuseppe, Eds. Proceedings of Cost action 852, page pp. 37-40.

Elmholt, S. (2006) Mycotoxins in the soil environment. [preprint]*

Elmholt, S. (2005) Sådan får man en god jordstruktur [Obtaining a proper soil structure]. In Økologisk Jordbrug, Volume 25, No 340, page 6.

Elmholt, S. and Holmstrup, M. (2003) Livet i jorden, in Holmstrup, M., Eds. Økologisk landbrug og naturen - gør økologisk landbrug en forskel for natur og miljø?, chapter 2, page pp. 21-31. Miljøbiblioteket 1. Gads Forlag.

Elmholt, S. and Labouriau, R. (2005) Fungi in Danish soils under organic and conventional farming. Agriculture, Ecosystems and Environment(107):pp. 65-73.*

Elmholt, S.; Schjønning, P. and Munkholm, L.J. (2005) Er der krummer i din jord – eller er det bare knolde [Does your soil form crumbs or clods?]. FØJOenyt. Nyhedsbrev fra Forskningscenter for Økologisk Jordbrug og Fødevaresystemer(3). Online at <http://www.foejo.dk/enyt2/enyt/jun05/struktur.html>*

Elmholt, S.; Schjønning, P. and Munkholm, L.J. (2005) Soil aggregation – a matter of proper management. DARCOFenews. Newsletter from Danish Research Centre for Organic Food and Farming(2). Online at <http://www.darcof.dk/enews/jun05/crumb.html>*

Elmholt, S.; Schjønning, P.; Munkholm, L.J. and Debosz, K. (2006) Tilth formation, aggregate hierarchy, and self-organization in differently managed, arable soils. [preprint]*

Elmholt, Susanne (2003) Ecology of the ochratoxin A producing Penicillium verrucosum: Occurrence in field soil and grain with special attention to farming system and on-farm drying practices. Biological Agriculture and Horticulture 20:pp. 311-337.*

Elmholt, Susanne and Krogh Mortensen, Gerda (2003) Kan OTA-dannende lagersvampe inficere kornet i marken?. Forskningsnytt om økologisk landbruk i Norden 2003(1):pp. 18-20.

Elmholt, Susanne; Munkholm, Lars J.; Debosz, Kasia and Schjønning, Per (2000) Biotic and abiotic binding and bonding mechanisms in soils with long-term differences in management. Paper presented at Soil Stresses, Quality and Care, Aas, Norway, 10-12 April 2000; Published in Elmholt, Susanne; Stenberg, Bo; Grønlund, Arne and Nuutinen, V., Eds. DIAS report 38, page pp. 53-62. Danish Institute of Agricultural Sciences.*

Elmholt, Susanne; Stenberg, Bo; Grønlund, Arne and Nuutinen, Visa, Eds. (2000) Soil Stresses, Quality and Care. Proceedings of Soil Stresses, Quality and Care. NJF Seminar 310, Ås, Norway, 10-12 April 2000. DIAS Report no. 38. Danish Institute of Agricultural Research.*

Emmerling, C.; Gattinger, A. and Embacher, A. (2003) Reduzierte Bodenbearbeitung im Ökologischen Landbau: Einfluss auf Leistung und Struktur der Bodenmikroorganismengemeinschaft [Reduced tillage in organic farming: Impact on microbial activity and functional and structural diversity of soil microbial community]. Poster presented at 7. Wissenschaftstagung zum Ökologischen Landbau "Ökologischer Landbau der Zukunft", A-Wien/Vienna, 24.-26.2.2003; Published in Freyer, Bernhard, Eds. Beiträge zur 7. Wissenschaftstagung zum Ökologischen Landbau: Ökologischer Landbau der Zukunft, page pp. 453-454.

Emmerling, Christoph (2002) Einfluss reduzierter Grundbodenbearbeitung im Ökologischen Landbau auf bodenökologische Eigenschaften [Reduced tillage in organic farming: impact on soil ecology], in Bodenbearbeitung und Bodengesundheit: Zwischenergebnisse im Projekt Ökologische Bodenbewirtschaftung in Wörrstadt-Rommersheim (Rheinhessen, Rheinland-Pfalz), page pp. 25-46. Schriftenreihe der Landesanstalt für Pflanzenbau und Pflanzenschutz 13. Landesanstalt für Pflanzenbau und Pflanzenschutz, Mainz und Stiftung Ökologie und Landbau, Bad Dürkheim.

Emmerling, Christoph and Hampl, Ulrich (2002) Wie sich reduzierte Bodenbearbeitung auswirkt [Effects of reduced tillage]. Ökologie & Landbau 124(4/2002):pp. 19-23.

Esperschütz, Jürgen; Gattinger, Andreas; Schloter, Michael and Fließbach, Andreas (2005) Strukturelle und funktionelle Charakterisierung von mikrobiellen Gemeinschaften in ökologisch und konventionell bewirtschafteten Ackerböden. Paper presented at 8. Wissenschaftstagung Ökologischer Landbau, Kassel, 1.-4. März 2005; Published in Hess, Jürgen and Rahmann, Gerold, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau, page pp. 17-20.

Esperschuetz, Dipl. Ing. Agr. J; Gattinger, Dr. A; Schloter, Dr. M and Fließbach, Dr. A (2005) Strukturelle und funktionelle Charakterisierung von mikrobiellen Gemeinschaften in ökologisch und konventionell bewirtschafteten Agrarböden [Structural and functional characterisation of microbial communities in organically and conventionally managed agricultural soils ]. Paper presented at 8. Wissenschaftstagung Ökologischer Landbau - Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau. kassel university press GmbH, Kassel.

Fließbach, Andreas; Schmidt, Christoph; Bruns, Christian; Palmer, Mike; Nietlispach, Bruno; Leifert, Carlo and Tamm, Lucius (2007) Soil biological quality in short- and long-term field trials with conventional and organic fertility input types. Paper presented at 3rd QLIF Congress: Improving Sustainability in Organic and Low Input Food Production Systems, University of Hohenheim, Germany, March 20-23, 2007.

Fliessbach, A. and Mäder, P. (2005) Biological soil quality as a factor of efficient resource utilization in organic farming systems. Paper presented at Organic Farming, Food Quality and Health, Newcastle upon Tyne, 06.-09.01.2005; Published in Leifert, C., Eds. Organic Farming, Food Quality and Health.

Fliessbach, A. and Widmer, F. (2005) Microbial Biomass and Numbers, in Bloem, J.; Hopkins, D. and Benedetti, A., Eds. Microbiological Methods for Assessing Soil Quality, page pp. 73-76. CAB International.

Fliessbach, Andreas; Buchleither, S.; Peng, S. and Mäder, Paul (2003) Kurzfristige und langfristige Auswirkungen von zwei Spritzfolgen im Kartoffelbau auf biologische Parameter der Bodenfruchtbarkeit [Short-term and longterm effects of two sprayings in potato production on biological parameters of soil fertility]. VBB-Bulletin(7):pp. 7-10.

Fliessbach, Andreas; Hany, Roland; Rentsch, Daniel; Frei, Robert and Eyhorn, Frank (2000) DOC trail: soil organic matter quality and soil aggregate stability in organic and conventional soils. Paper presented at 13th International IFOAM Scientific Conference, Basel, 2000; Published in Alföldi, Thomas; Lockeretz, W. and Niggli, Urs, Eds. Proceedings 13th International IFOAM Scientific Conference. vdf Hochschulverlag, Zürich, Switzerland.

Fliessbach, Andreas and Mäder, Paul (2000) DOC trial: diversity and metabolic effiency of microbial communities in organic and conventional soils. Paper presented at 13th International IFOAM Scientific Conference, Basel; Published in Alföldi, Thomas; Lockeretz, W. and Niggli, Urs, Eds. Proceedings 13th International IFOAM Scientific Conference. vdf Hochschulverlag, Zürich, Switzerland.

Fliessbach, Andreas and Mäder, Paul (2000) Microbial biomass and size-density factions differ between soils of organic and conventional agricultural systems. Soil Biology & Biochemistry 32(6):pp. 757-768.

Fliessbach, Andreas; Mäder, Paul and Niggli, Urs (2000) Mineralization and microbial assimilation of 14C-labeled straw in soils of organic and conventional agricultural systems. Soil Biology & Biochemistry 32:pp. 1131-1139.

Fliessbach, Andreas; Mäder, Paul; Pfiffner, Lukas; Dubois, D. and Gunst, L. (2000) Erkenntnisse aus 21 Jahren DOK-Versuch: Bio fördert Bodenfruchtbarkeit und Artenvielfalt [Organic farming enhances soil fertility and biodiversity Results from a 21 year old field trial ]. FiBL-Dossier 1. Forschungsinstitut für biologischen Landbau, Frick.

Fliessbach, Dr. Andreas and Mäder, Dr. Paul (1997) Carbon Source Utilization by Microbial Communities in Soils under Organic and Conventional Farming Practice, in Insam, Dr. Heribert and Rangger, Dr. Andrea, Eds. Microbial Communities - Functional versus Structural Approaches, page pp. 109-120. Springer-Verlag Berlin.

Fredshavn, Jesper; Tybirk, Knud and et al., (2003) FØJOII-29: Nature Quality in Organic Farming. Midterm Status Report 2003. Report, Dept. Wildlife Ecology and Biodiversity, National Environmental Research Institute.

Friedel, Jürgen K; Farthofer, Renate; Pietsch, Gabriele and Freyer, Bernhard (2002) Einfluss von Luzernebeständen auf den mikrobiellen Kohlenstoff und Stickstoff in der Ackerkrume und im Unterboden im pannonischen Klimaraum Ostösterreichs [Effect of lucerne stands on microbial carbon and nitrogen in the field crust and the lower soil in the pannonical climate region of Austria.]. Mitteilungen der Deutschen Bodenkundlichen Gesellschaft(99):pp. 155-156.

Friedel, Jürgen K. and Scheller, Edwin (2002) Composition of hydrolysable amino acids in soil organic matter and soil microbial biomass . Soil Biology & Biochemistry 34:pp. 315-325.

Garibay, Salvador V. (2002) Manejo de la Fertilidad del Suelo en la Producción Orgánica. Paper presented at 1er. Foro Internacional sobre Producción Orgánica. Oportunidades y Retos del Entorno Mundial, Mexico, 24.-25.10.2002.

Georgakopoulos, D. G.; Fiddaman, P.; Leifert, C. and Malathrakis, N. E. (2002) Biological control of cucumber and sugar beet damping-off caused by Pythium ultimum with bacterial and fungal antagonists. Journal of Applied Microbiology 92(6):pp. 1078-1086.

Gjettermann, Birgitte; Styczen, Merete; Hansen, Søren; Borggaard, Ole K. and Hansen, Hans C.B. (2005) Fractionation of dissolved organic matter and associated P during sorption to agricultural soil . [preprint]**

Gjettermann, Birgitte; Styczen, Merete; Hansen, Søren; Borggaard, Ole K. and Hansen, Hans C.B. (2004) Sorption of dissolved organic C and P to agricultural top- and subsoil. Poster presented at ATV MØDE. VINTERMØDE OM JORD- OG GRUNDVANDSFORURERNING, VINGSTEDCENTRET, 9.-10. marts 2004.; Published in Bruun, Bente, Eds. ATV Jord og Grundvand. Vintermøde om jord- og grundvandsforurerening., page pp. 435-444.**

Gollner, Manfred (2003) Auswirkungen acker- und pflanzenbaulicher Maßnahmen sowie der Dauer der ökologischen Bewirtschaftung auf die arbuskuläre Mykorrhiza im Ökologischen Landbau [Effects of agronomic practices and duration of organic management on arbuscular mycorrhiza (AM) in organic agriculture]. Dissertation, Institut für Ökologischen Landbau, Universität für Bodenkultur, Wien.

Gollner, Manfred; Friedel, Jürgen K. and Freyer, Bernhard (2004) Auswirkungen landwirtschaftlicher Kulturmaßnahmen auf die arbuskuläre Mykorrhiza im Ökologischen Landbau [Effects of agricultural management on arbuscular mycorrhiza in organic farming]. [preprint]

Gollner, Manfred; Friedel, Jürgen K. and Freyer, Bernhard (2004) Auswirkungen landwirtschaftlicher Kulturmaßnahmen auf die arbuskuläre Mykorrhiza im Ökologischen Landbau [Effects of agricultural management on arbuscular mycorrhiza in organic farming]. Mitteilungen der Österreichischen Bodenkundlichen Gesellschaft(70):pp. 33-37.

Gollner, Manfred; Friedel, Jürgen; Freyer, Bernhard and Hampl, Ulrich (2003) Auswirkungen verschiedener Bodenbearbeitungsvarianten auf den Besiedelungsgrad von Winterroggen (Secale cereale) durch arbuskuläre Mykorrhizapilze (AMP) unter den Bedingungen des Ökologischen Landbaues [Effects of different methods of soil cultivation on colonisation of winter rye (Secale cereale) with arbuscular mycorrhiza (AM) under the conditions of organic agriculture]. Paper presented at 7. Wissenschaftstagung zum Ökologischen Landbau "Ökologischer Landbau der Zukunft", Wien, 24.-26.2.2003; Published in Freyer, Bernhard, Eds. Ökologischer Landbau der Zukunft, Beiträge zur 7. Wissenschaftstagung zum Ökologischen Landbau, page pp. 1-4. Institut für ökologischen Landbau - Universität für Bodenkultur, Wien.

Grimsby, Lars Kåre (2005) Measurement of microbial numbers, activity, biomass and diversity as a response to different methods of treatment of Tanzanian soil. Master thesis, Department of Chemistry, Biotechnology and Food sciences, Norwegian University of Life Sciences.

Hampl, Ulrich (2003) Projekt Ökologische Bodenbewirtschaftung (PÖB) - Ergebnisse nach sieben Jahren [Project Ecological Soil Management - results after seven years]. Poster presented at 7. Wissenschaftstagung zum Ökologischen Landbau - Ökologischer Landbau der Zukunft, Wien, 24.-26.2.2003; Published in Freyer, Bernhard, Eds. Beiträge zur 7. Wissenschaftstagung zum Ökologischen Landbau: Ökologischer Landbau der Zukunft, page pp. 455-456.

Hampl, Ulrich (2000) Halbzeitergebnisse im Projekt Ökologische Bodenbewirtschaftung (PÖB) [Results of the project ecological soil management (POEB) after five years]. Ökologie & Landbau 115(3/2000):pp. 36-37.

Hansen, Jacob P. and Vinther, Finn P. (2001) Spatial variability of symbiotic N2 fixation in grass-white clover pastures estimated by the 15N isotope dilution method and the natural 15N abundance method. Plant and Soil(230):pp. 257-266.

Hartmann, Martin; Fliessbach, Andreas; Oberholzer, Hans-Rudolf and Widmer, Franco (2006) Ranking the magnitude of crop and farming system effects on soil microbial biomass and genetic structure of bacterial communities. FEMS Microbiol Ecol.(57):pp. 378-388.

Hestbjerg, Helle; Nielsen, Kristian F.; Thrane, Ulf and Elmholt, Susanne (2002) Production of trichothecenes and other secondary metabolites by Fusarium culmorum and F. equiseti on common laboratory media and a soil organic matter agar: An ecological interpretation. Journal of Agricultural and Food Chemistry 50(26):pp. 7593-7599.**

Hijri, Isabelle; Sýkorová, Zuzana; Oehl, Fritz; Ineichen, Kurt; Mäder, Paul; Wiemken, Andres and Redecker, Dirk (2007) Communities of arbuscular mycorrhizal fungi in arable soils are not necessarily low in diversity. Molecular Ecology(15):pp. 2277-2289.

Hoffmann, Heide and Hübner, W. (2001) Ökologischer Landbau auf leichten Böden - Ertragsparameter und Bodenfruchtbarkeitskennziffern aus dem Demonstrationsversuch Ackerbausysteme in Blumberg bei Berlin [Organic Agriculture on sandy ground]. Paper presented at 6. Wissenschaftstagung zum Ökologischen Landbau, München, Februar 2001; Published in Reents, H.-J., Eds. Beiträge zur 6. Wissenschaftstagung zum Ökologischen Landbau, page pp. 171-174. Dr. Köster Verlag Berlin.

Institut für Biologisch-Dynamische Forschung e.V., DE-Darmstadt (2004) Arbeitsbericht 2003 [Annual Report 2003]. Report, Institut für Biologisch-Dynamische Forschung e.V., Darmstadt.

Institut für Biologisch-Dynamische Forschung e.V., DE-Darmstadt (2004) Jahresbericht 2004 [Annual Report 2004]. Report, Institut für Biologisch-Dynamische Forschung e.V., Darmstadt.

Institut für Biologisch-Dynamische Forschung e.V., DE-Darmstadt (2003) Arbeitsbericht 2002 [Annual Report 2002]. Report, Institut für Biologisch-Dynamische Forschung, Darmstadt e.V..

Institut für Biologisch-Dynamische Forschung e.V., DE-Darmstadt (2002) Arbeitsbericht 2001 [Annual report 2001]. Report, Institut für Biologisch-Dynamische Forschung e.V., Darmstadt.

Kahiluoto, H. and Vestberg, M. (1999) Impact of cropping system on mycorrhiza, in Olesen, Jørgen E.; Eltun, Ragnar; Gooding, Mike J.; Jensen, Erik Steen and Köpke, Ulrich, Eds. DARCOF Report. DARCOF Report no. 1, page pp. 305-309.

Kahle, Petra; Baum, Christel and Borchwardt, Monika (2004) Auswirkungen mehrjähriger ökologischer Bewirtschaftung auf ausgewählte Bodeneigenschaften, dargestellt am Beispiel des Versuchsfeldes Gülzow. Mitteilungen der Landesforschungsanstalt für Landwirtschaft und Fischerei Mecklenburg-Vorpommern 33.

Kahle, Dr. Petra; Baum, Dr. Christel and Borchwardt, Monika (2005) Auswirkungen mehrjähriger ökologischer Bewirtschaftung auf ausgewählte Bodeneigenschaften [Effects of ecological cultivation practise on several soil properties]. Poster presented at 8. Wissenschaftstagung Ökologischer Landbau - Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau.

Kainz, M; Gerl, G; Lemnitzer, B; Bauchenß, J and Hülsbergen, K-J (2005) Wirkungen differenzierter Bodenbearbeitungssysteme im Dauerversuch Scheyern [Effects of Different Tillage Systems in the Long-term Field Experiment Scheyern ]. Paper presented at 8. Wissenschaftstagung Ökologischer Landbau - Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau. kassel university press GmbH, Kassel.

Kautz, Timo and Rauber, Rolf (2007) Einfluss der Düngung mit Gärrückständen aus der Biogaserzeugung auf den Ertrag von Silomais und auf die bodenmikrobielle Aktivität [Effects of biogas slurry on yield of maize for silage and on soil microbial activity]. Paper presented at Zwischen Tradition und Globalisierung - 9. Wissenschaftstagung Ökologischer Landbau, Universität Hohenheim, Stuttgart, Deutschland, 20.-23.03.2007.

Kay, B.D. and Munkholm, L.J. (2004) Management-induced Soil Structure Degradation: Organic Matter Depletion and Tillage, in Schjønning, P.; Elmholt, S. and Christensen, B.T., Eds. Managing Soil Quality: Challenges in Modern Agriculture, chapter 11, page pp. 185-197. CABI Publishing, Wallingford, UK.**

Kjellenberg, Lars and Granstedt, Artur (2005) The K-trial. A 33-years study of the connections between manuring, soils and crops. Report, Biodynamic Research Institute, Sweden.

Koller, Martin; Alföldi, Thomas; Siegrist, S. and Weibel, Franco (2004) A Comparison of Plant and Animal Based Fertiliser for the Production of Organic Vegetable Transplants, in Nicola, S.; Nowak, J. and Vavrina, C.S., Eds. ISHS Acta Horticulturae 631: XXVI International Horticultural Congress: Issues and Advances in Transplant Production and Stand Establishment Research, page pp. 209-215. International Society for Horticultural Sience (ISHS).

Koller, Martin and Lichtenhahn, Martin (2003) Dünger aus dem Sack. Ernte. Zeitschrift für Landwirtschaft und Ökologie(5):pp. 26-27.

Kristensen, H.L. and Thorup-Kristensen, K. (2006) Deep roots of Brassica oleracea have high uptake of 15N-nitrate to 2 meters soil depth. [preprint]**

Kristensen, H.L. and Thorup-Kristensen, K. (2003) Olieræddike kan optage tabt nitrat fra 2,5 meters dybde [Fodder radish takes up lost nitrate from 2.5 meters depth]. In Månedsmagasinet Mark, Volume 7, page pp. 14-15.**

Kristensen, Hanne L.; Debosz, Kasia and McCarty, Greg W. (2003) Short-term effects of tillage on mineralization of nitrogen and carbon in soil. Soil Biology and Biochemistry 35:pp. 979-986.

Kristensen, Hanne L. and Thorup-Kristensen, Kristian (2005) Grønkål optager nitrat fra mere end 2 meters dybde [Curly kale takes up nitrate from more than 2 meters depth]. FØJOenyt 4. Online at <http://www.foejo.dk/enyt2/enyt/aug05/root.html>**

Larsen, T.; Magid, J.; Krogh, P.H. and Gorissen, A. (2005) Very low uptake of organic N from dual-labelled (13C and 15N) green manure by wheat. Soil Biology and Biochemistry.

Larsen, T.; Magid, J.; Luxhøi, J.; Jensen, L.S. and Krogh, P.H. (2005) Integrating foodweb dynamics with nutrient and energy flows in soil amended municipal sorted waste. Working Paper.

Larsen, Thomas; Krogh, Paul-Henning; Magid, Jakob and Gorissen, Antonie (2006) Dual-labelled (13C/15N) green manure to differentiate between plant uptake of organic and inorganic N. Poster presented at Iso Life.

Larsen, Thomas; Magid, Jakob and Gorissen, Antonie (2006) Wheat assimilation of carbon and nitrogen investigated by amendments of dual-labelled (13C and 15N) green manure. [preprint]

Larsen, Thomas; Magid, Jakob; Luxhøi, Jesper; Jensen, Lars S. and Krogh, Paul H. (2006) Properties of anaerobically digested and composted municipal solid waste assessed by integrating soil mesofauna manipulations and nutrient modelling. [preprint]

Larsen, Cand.scient Thomas; Ravn, Senior scientist Helle and Axelsen, Senior Scientist Jørgen (2004) Simplified and rapid method for extraction of ergosterol from natural samples and detection with quantitative and semi-quantitative methods using thin-layer chromatography. Journal of Chromatography A 1026:301 - 304.*

Lindedam, J.; Jensen, K.S.; Luxhøi, J. and Magid, J. (2006) Østrogener fra human urin i miljøet [Oestrogens from human urine in the environment]. Jord og Vand 13(2):pp. 44-46.*

Lindedam, J.; Jensen, K.S.; Luxhøi, J. and Magid, J. (2005) Østrogener fra human urin i miljøet [Oestrogens from human urine in the environment]. Jord og Vand.*

Luxhøi, Jesper; Brøgger, Morten; Knudsen, Inge M.B.; Poulsen, Pernille H.B.; Møller, Jacob; Jensen, Birgit; Jensen, Dan F. and Magid, Jakob (2006) Functional Compost. Paper presented at ORBIT 2006: Biological Waste Management, Weimar, Germany, 13. September 2006 - 15 September 2006; To be published in The ORBIT 2006 Conference Proceedings publication.**

Mata, Macarena; Garrido, Marisol; Longhurst, Phil and Seaton, Roger (2002) A method for soil health assessment in the conversion to organic farming. Paper presented at UK Organic Research 2002 Conference of the Colloquium of Organic Researchers (COR), Aberystwyth, 26-28 March 2002; Published in Powell, Jane and et al., , Eds. Proceedings of the UK Organic Research 2002 Conference, page pp. 149-151. Organic Centre Wales, Institute of Rural Studies, University of Wales Aberystwyth.

Mayer, Jochen; Buegger, Franz; Jensen, Erik Steen; Schloter, Michael and Heß, Jürgen (2003) Einflüsse der Rhizodeposition von Körnerleguminosen auf den Umsatz ihrer Residuen im Boden [Rhizodeposition effects of grain legumes on the turnover of its crop residues]. Paper presented at 7. Wissenschaftstagung zum Ökologischen Landbau, Wien, Universität für Bodenkultur, 24. - 26. Feb. 2003; Published in Freyer, Bernhard, Eds. Ökologischer Landbau der Zukunft, Beiträge zur 7. Wissenschaftstagung zum Ökologischen Landbau, page pp. 5-8.

Mayer, Jochen; Scheid, Susanne; Widmer, Franco; Fließbach, Andreas and Oberholzer, Hansruedi (2007) Wirkungen von ‚Effektiven Mikroorganismen EM’ auf pflanzliche und bodenmikrobiologische Parameter im Feldversuch [Effects of ‚Effective Microorganisms EM’ on plant and microbiological parameters in a field experiment ]. Paper presented at Zwischen Tradition und Globalisierung - 9. Wissenschaftstagung Ökologischer Landbau, Universität Hohenheim, Stuttgart, Deutschland, 20.-23.03.2007.

Mäder, Paul; Fliessbach, Andreas; Dubois, David; Gunst, Lucie; Fried, Padrout and Niggli, Urs (2002) Soil Fertility and Biodiversity in Organic Farming. Science 31 May 2002(296):pp. 1694-1697.

Mäder, Paul; Fliessbach, Andreas; Dubois, David; Gunst, Lucie; Fried, Padruot and Niggli, Urs (2002) Soil Fertility and Biodiversity in Organic Farming. Science 296:pp. 1694-1697.

Mäder, Paul; Heller, Stefan and Koller, Martin (2007) Effect of arbuscular mycorrhizal colonization and two levels of compost supply on nutrient uptake and flowering of pelargonium plants. Mycorrhiza(17):pp. 469-474.

Mäder, Paul; Heller, Stefan and Koller, Martin (2002) Bodenuntersuchungen für Biobetriebe. Merkblatt. Forschungsinstitut für biologischen Landbau, Frick.

Mäder, Paul; Viehweger, Anja; Koller, Martin; Wiemken, A.; Bruns, C. and George, E. (2005) Mykorrhiza im ökologischen Landbau [Mycorrhiza in organic farming]. Paper presented at 8. Wissenschaftstagung Ökologischer Landbau – Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau. kassel university press GmbH, Kassel.

Mäder, Dr. Paul; Fliessbach, Dr. Andreas; Dubois, Dr. David; Gunst, Lucie; Fried, Dr. Padruot and Niggli, Dr. Urs (2002) Bodenfruchtbarkeit und biologische Vielfalt im ökologischen Landbau [Soil fertilty and biodiversity in organic farming]. Oekologie & Landbau 124:pp. 12-16.

Müller, Dr. Torsten; Magid, Dr. Jakob; Jensen, Dr. Lars Stoumann; Nielsen, Dr. Niels Erik and Thorup-Kristensen, Dr. Kristian (2002) Catch Crops in Organic Farming Systems without Livestock Husbandry - Model Simulations. Paper presented at 17th World Congress of Soil Science, Bangkok, Thailand, 13-20 August 2002; Published in Kheoruenromme, Dr. Irb, Eds. Conference Transactions, page 830.1-830.9. International Union of Soil Science.**

Meyling, Nicolai V. (January 2007) Methods for isolation of entomopathogenic fungi from the soil environment - laboratory manual [Metoder til isolering af insektpatogene svampe fra jorden - en laboratoriemaunal]. Laboratory manual . Department of Ecology, Faculty of Life Sciences, University of Copenhagen.

Meyling, Nicolai V. and Eilenberg, Jørgen (2007) Ecology of the entomopathogenic fungi Beauveria bassiana and Metarhizium anisopliae in temperate agroecosystems: potential for conservation biological control. Biological Control(43). Online at <http://www.sciencedirect.com/science/journal/10499644>*

Morgner, Marion; Fliessbach, Andreas and Mäder, Paul (2003) DOK-Versuch [The DOK-Trial]. Online at <http://www.oekolandbau.de/index.cfm?000C39F26BAE1D6FB99D01A5C0A8E066>. Abgerufen am 23. Juni 2004
Die Texte wurden im Rahmen des Bundesprogramms Ökologischer Landbau für das Zentrale Internetportal Ökologischer Landbau (www.oekolandbau.de) erstellt

Munkholm, L.J. and Schjønning, P. (September 2003) Compacted subsoils in organic farming: Mechanical loosening and the risk of recompaction. Online at <http://www.darcof.dk/enews/sep03/soil.html>. Accessed 23. September 2004

Munkholm, L.J. and Schjønning, P. (2003) Mechanical subsoiling: Mitigation of recompaction by light traffic and on-land ploughing. Paper presented at 16th International Conference of the International Soil Tillage Research Organization, Brisbane, Australia, July 2003; Published in Proceedings, 16th International Conference of the International Soil Tillage Research Organization (CD-ROM).

Munkholm, L.J.; Schjønning, P.; Heckrath, G. and Jørgensen, M.H. (2000) Pløjefri dyrkning: effekter på jordens frugtbarhed [Ploughless tillage: impact on soil quality]. Paper presented at Landhusholdningsselskabets Efterårsseminar 2000, Forskningscenter Foulum, November 2000; Tidsskrift for Landøkonomi 4, page pp. 306-309. Landhusholdningsselskabet.**

Munkholm, L.J.; Schjønning, P.; Jørgensen, M.H. and Thorup-Kristensen, K. (2005) Mitigation of subsoil recompaction by light traffic and on-land ploughing. II: Root and yield response. Soil & Tillage Research(80):pp. 159-170.

Munkholm, L.J.; Schjønning, P. and Rasmussen, K.J. (1998) Non-inverting soil tillage as a means of optimising soil tilth [Ikke-vendende jordbearbejdning til sikring af en bekvem jord]. Paper presented at Soil tillage and biology, Agricultural University of Norway, Ås, Norway, 8-10 June 1998; Published in Børresen, T., Eds. NJF-UTREDNING/RAPPORT 124, page pp. 26-33.

Munkholm, L.J.; Schjønning, P. and Rüegg, K. (2005) Mitigation of subsoil recompaction by light traffic and on-land ploughing. I. Soil response. Soil & Tillage Research(80):pp. 149-158.

Munkholm, Lars J. (2005) The spade analysis. Paper presented at Visual soil structure assessment - field meeting., INRA Agronomy Research Unit Laon-Reims-Mons, France, 25-27 May 2005; To be published in ISTRO Info. ISTRO.

Munkholm, Lars J. (2002) Soil Fragmentation and Friability. Effects of Soil Water and Soil Management . PhD thesis, Department of Crop Physiology and Soil Science, Danish Institute of Agricultural Sciences. Danish Institute of Agricultural Sciences.**

Munkholm, Lars J.; Schjønning, Per and Elmholt, Susanne (2002) Soil structure dynamics: Effects of management and water content . Paper presented at Advances in Soil Structure Research workshop, Prince Edward Island, Canada, July 7-9 2002.

Nielsen, Otto (2001) Entomopathogenic nematodes in agricultural cropping systems. Paper presented at 34th Annual Meeting for the Society of Invertebrate Pathology, Noordwijkerhout, Holland, August 25-30; Published in Conference abstract book.**

Nielsen, Otto and Philipsen, Holger (2004) Seasonal population dynamics of inoculated and indigenous steinernematid nematodes in an organic cropping system. Nematology 6(6):pp. 901-909.

Oberholzer, H.R.; Mäder, Paul and Fliessbach, Andreas (2000) DOC-trail: 20 years of organic and conventional farming affect soil microbial properties. Paper presented at 13th International IFOAM Scientific Conference, Basel; Published in Alföldi, Thomas; Lockeretz, W. and Niggli, Urs, Eds. Proceedings 13th International IFOAM Scientific Conference, page 14.

Oehl, F.; Frossard, E.; Fliessbach, A.; Dubois, D. and Oberson, A. (2004) Basal organic phosphorus mineralization in soils under different farming systems. Soil Biology & Biochemistry(36):pp. 667-675.

Oehl, Fritz; Oberson, Astrid; Probst, Mirijam; Fliessbach, Andreas; Roth, Hans-Rudolf and Frossard, Emmanuel (2001) Kinetics of microbial phosphorus uptake in cultivated soils. Biology and Fertility of Soils(34):pp. 31-41.

Pedersen, Anders; Thorup-Kristensen, Kristian; Kristensen, Hanne Lakkenborg and Berntsen, Jørgen (2004) Simulating root growth. DARCOFenews. Online at <http://www.darcof.dk/enews/june04/roots.html>

Pernin, C.; Ambrosi, J.P.; Cortet, J.; Joffre, R.; Tabone, E.; Torre, F. and Krogh, P.H. (2006) Effects of sewage sludge and copper enrichment on both soil mesofauna community and decomposition of oak leaves (Quercus suber) in a mesocosm. Biology and Fertility of Soils.**

Petersen, Anders; Bruun, Sander; Jensen, Dr. Lars Stoumann and Hansen, Dr. Søren (2001) Simulating Soil Organic Matter Transformations with the New Implementation of the Daisy Model. Poster presented at 11th Nitrogen Workshop, Reims, France, 9-12 September 2001; Published in Recous, Dr. S., Eds. Conference Transactions.

Petersen, B.M. (2003) C-TOOL version 1.1. A tool for simulation of soil carbon turnover. Description and users guide. Online at <http://www.agrsci.dk/c-tool/UsersManual_v1_1.pdf>. DIAS website *

Petersen, B.M. and Berntsen, J. (2004) Modelling Long Term Soil Carbon and Radiocarbon Dynamics with CN-SIM. Poster presented at Biological Systems simulation conference, Gainesville, Florida, 8-10 March 2004, Gainesville, Florida, 8-10 March 2004; Published in Biological Systems simulation conference, Gainesville, Florida, 8-10 March 2004. Book of abstracts, page pp. 61-62.*

Petersen, B.M. and Berntsen, J. (2004) Modelling soil C and 14C development. Poster presented at International COST ACTION symposium 3rd - 6th June 2004, Ghent, Belgium, Ghent, Belgium, 3rd - 6th June 2004; Published in International COST ACTION symposium 3rd - 6th June 2004, Ghent, Belgium. Book of abstracts, page 59.*

Petersen, B.M. and Berntsen, J. (2003) The turnover of soil organic matter on different farm types. DARCOFenews(3). Online at <http://www.darcof.dk/enews/sep03/orgmat.html>*

Petersen, B.M.; Berntsen, J.; Jensen, L.S. and Hansen, S. (2003) Modelling long term carbon and radiocarbon development. Poster presented at 12th N workshop, Execter, UK, 21-24 september 2003; Published in Abstracts for the 12th N workshop. 21-24 September, 2003 Exeter, Devon, UK.

Petersen, B.M.; Jensen, L.S.; Berntsen, J.; Hansen, S. and Pedersen, A. (2003) Modelling short term carbon and nitrogen development. Poster presented at 12th N workshop, Execeter, UK, 21-24 september 2003; Published in Abstracts for the 12th N workshop.

Petersen, Søren O.; Roslev, Peter and Bol, Roland (2004) Dynamics of a pasture soil microbial community after deposition of cattle urine amended with [13C]urea [Dynamik af det mikrobielle samfund i en afgræsningsmark efter depositin af kvægurin beriget med [13C]urea]. Applied and Environmental Microbiology 70(11):pp. 6363-6369.*

Philipps, Ms Lois; Stockdale, Dr Elizabeth A. and Waston, Dr Christine A. (2006) Do Farm Management Practices Alter Soil Biodiversity and Ecosystem Function? Implications for Sustainable Land Management . Paper presented at Joint Organic Congress, Odense, Denmark, May 30-31, 2006..

Plümer, Tanja (2005) 10 Jahre differenzierte Grundbodenbearbeitung im Ökologischen Landbau - Untersuchungen zur Wurzeldynamik [10 years specified soil management in organic agriculture - effects on roots]. Poster presented at 8. Wissenschaftstagung Ökologischer Landbau - Ende der Nische, Kassel, 01.03.2005 - 04.03.2005; Published in Heß, J and Rahmann, G, Eds. Ende der Nische, Beiträge zur 8. Wissenschaftstagung Ökologischer Landbau.

Plümer, Tanja (2002) Untersuchungen zur Wurzeldynamik in einer fünfgliedrigen Ackerfruchtfolge bei wendender und nichtwendender Bodenbearbeitung im ökologischen Landbau - Erste Ergebnisse, in Bodenbearbeitung und Bodengesundheit. Zwischenergebnisse im Projekt Ökologische Bodenbewirtschaftung in Wörrstadt-Rommersheim (Rheinhessen, Rheinland-Pfalz), page pp. 84-104. Schriftenreihe der Landesanstalt für Pflanzenbau und Pflanzenschutz Mainz 13 (2002). Landesanstalt für Pflanzenbau und Pflanzenschutz, Mainz und Stiftung Ökologie und Landbau, Bad Dürkheim.

Pommeresche, Reidun (2005) Aktiv jordforbedrer med krås [Active soil improver with gizzard]. Økologisk landbruk(4):pp. 30-33.

Pommeresche, Reidun (2005) Meitemark - de viktigste husdyra? [Earthworms - the most important animals on a farm?]. Økologisk landbruk(4):pp. 26-28.

Pommeresche, Reidun (2000) Fauna i landbruksjord-mangfold av virvelløse dyr og deres funksjoner [Soil fauna i agricultural soil- diversity of invertebrates and their functions]. NORSØK-rapport, Norwegian Centre of Ecological Agriculture (NORSØK).

Pommeresche, Reidun; Hansen, Sissel; Eltun, Ragnar and Korsaeth, Audun (May 2006) Long-term effects of cropping systems on the earthworm population in a loam soil. Online at <http://www.bioforsk.no/dok/senter/adm/tema/t_1_4_pommeresche.pdf>. Results from "Organic cropping systems for higher and more stable cereal yields", which is a 5- year Strategic Institute Programme from Norwegian Research Council led by Ragnar Eltun at Bioforsk Arable Crop Division. The acronym for this project in Orgprints is ØKOKORNSIP.

Pommeresche, Reidun; Hansen, Sissel; Eltun, Ragnar and Korsaeth, Audun (2006) Long-term effects of cropping systems on the earthworm populations in a loam soil . Paper presented at Joint Organic Congress, Odense, Denmark, May 30-31, 2006..

Pommeresche, Reidun; Løes, Anne-Kristin; Meisingset, Erling L. and Hansen, Sissel (May 2006) Effects of ploughing depth on decomposition of barley straw in organically managed soil. Online at <http://www.bioforsk.no/dok/senter/adm/tema/t_1_24_pommeresche.pdf>. Results from "Organic cropping systems for higher and more stable cereal yields", which is a 5- year Strategic Institute Programme from Norwegian Research Council led by Ragnar Eltun at Bioforsk Arable Crop Division. The acronym used in Orgprints for this project is ØKOKORNSIP.

Pommeresche, Reidun and Meisingset, Erling L. (2005) Meitemarkens rolle i omdanning av planterester [The earthworm's contribution in decomposition of plant residues ]. Paper presented at Plantemøtet Østlandet, Sarpsborg, 2005-02, 8-9; Published in Grønn kunnskap 9(3), page pp. 129-138. Planteforsk (Norwegian Institute of Crop Research).

Postma, Joeke; Schilder, Mirjam and Speksnijder, Arjen (2007) Soil suppressiveness and functional diversity of the soil microflora in organic farming systems. Paper presented at 3rd QLIF Congress: Improving Sustainability in Organic and Low Input Food Production Systems, University of Hohenheim, Germany, March 20-23, 2007.

Poulsen, P.H.B; Møller, J. and Magid, J. (2005) Linking microbial genetic- and functional diversity in compost: DGGE-profiling separated different types of compost regarding chitinase activity. Working Paper.**

Rasche, Frank; Widmer, Franco; Mäder, Paul; Gattinger, Andreas and Fließbach, Andreas (2003) Vergleich von Methoden zur Ermittlung der mikrobiellen Diversität in Böden des DOK-Versuches. [Comparison of methods to study microbial diversity in the soils of the DOK trial], in Freyer, Bernhard, Eds. Beiträge zur 7. Wissenschaftstagung zum ökologischen Landbau: Ökologischer Landbau der Zukunft. Wien, 24.-26. Februar 2003., page pp. 447-448. Universität für Bodenkultur, Wien - Institut für Ökologischen Landbau.

Rasche, Frank; Widmer, Franco; Mäder, Paul; Gattinger, Andreas and Fliessbach, Andreas (2003) Vergleich von Methoden zur Ermittlung der mikr