Items where Author is "Olesen, J.E."

Number of eprints: 55.

Abalos, D; Recous, S.; Butterbach-Bahl, K.; Notaris, C.; Rittl, T. F.; Topp, C F E; Søren, P.O.; Hansen, S.; Bleken, M.A.; Rees, R M and Olesen, J.E. (2022) A review and meta-analysis ofmitigation measures for nitrous oxide emissions from crop residues. Science of the Total Environment journal, 828, p. 154388.

Doltra, J.; Gallejones, P.; Olesen, J.E.; Hansen, S.; Frøseth, R.B.; Krauss, M.; Stalenga, J.; Jończyk, K.; Martínez-Fernández, A. and Pacini, G.C. (2019) Simulating soil fertility management effects on crop yield and soil nitrogen dynamics in field trials under organic farming in Europe. Field Crops research, 233, pp. 1-11.

Li, X.; Sørensen, P.; Petersen, S.O. and Olesen, J.E. (2015) Legume-based catch crops inprove N-supply without increasing the N2O emission. ICROFS. Online at http://icrofs.dk/en/aktuelt/nyheder/viewnews/artikel/legume-based-catch-crops-can-improve-n-supply-without-increasing-the-n2o-emission/, accessed on: 15 June 2015.

Olesen, J.E. (2014) Slutrapport HighCrop: Højere produktivitet i dansk økologisk planteproduktion. Aarhus University , Institut for Agroøkologi.

Noe, E.; Sørensen, P.; Melander, B.; Olesen, J.E. and Fog, E. (2013) Barriers for developing more robust organic arable farming systems in practice. In: Løes, Anne-Kristin; Askegaard, Margrethe; Langer, Vibeke; Partanen, Kirsi; Pehme, Sirli; Rasmussen, Ilse A.; Salomon, Eva; Sørensen, Peter; Ullvén, Karin and Wivstad, Maria (Eds.) Organic farming systems as a driver for change, NJF Report, no. 9 (3), pp. 151-152.

Melander, B. and Olesen, J.E. (2013) Improved weed management in organic crop production. In: Løes, Anne-Kristin; Askegaard, Margrethe; Langer, Vibeke; Partanen, Kirsi; Pehme, Sirli; Rasmussen, Ilse A.; Salomon, Eva; Sørensen, Peter; Ullvén, Karin and Wivstad, Maria (Eds.) Organic farming systems as a driver for change, NJF Report, no. 9 (3), pp. 81-82.

Laursen, K.H.; Mihailova, A.; Kelly, S.D.; Epov, Vladimir; Bérail, Sylvain; Schjoerring, J.K.; Donard, O.F.X.; Larsen, E.H.; Pedentchouk, N.; Marca-Bell, A.D.; Halekoh, U.; Olesen, J.E. and Husted, S. (2013) Is it really organic? - Multi-isotopic analysis as a tool to discriminate between organic and conventional plants. Food Chemistry, pp. 2812-2820.

Olesen, J.E. (2011) HighCrop. Presentation at: Statusmøde Organic RDD og CORE Organic II, Horsens, Denmark, 16. november 2011. [Completed]

Schjønning, P.; de Jonge, L.W.; Munkholm, L.J.; Moldrup, P.; Christensen, B.T. and Olesen, J.E. (2011) Clay dispersibility and soil friability – testing the soil clay-to-carbon saturation concept. Vadose Zone Journal, 11 (1), pp. 174-187.

Olesen, J.E.; Askegaard, M.; Rasmussen, I.A. and Kristensen, K. (2011) Crop rotation and crop management effects on cereal yields in arable organic farming in Denmark. In: Neuhoff, Daniel; Halberg, Niels; Rasmussen, Ilse A.; Hermansen, John; Ssekyewa, Charles and Sohn, Sang Mok (Eds.) Organic is Life - Knowledge for Tomorrow. Organic Crop Production. Proceedings of the Third Scientific Conference of the International Society of Organic Agriculture Research, 1, pp. 280-283.

Dalgaard, Tommy; Hutchings, Nicholas J.; Dragosits, U.; Olesen, J.E.; Kjeldsen, Chris; Drouet, J.L. and Cellier, P. (2011) Effects of farm heterogeneity and methods for upscaling on modelled nitrogen losses in agricultural landscapes. Environmental Pollution, 159 (11), 3183-3192.

Chirinda, Ngonidzashe; Olesen, J.E. and Porter, J.R. (2011) Post cold-storage conditioning time affects soil denitrifying enzyme activity. Communications in Soil Science and Plant Analysis, 42 (17), pp. 2160-2167.

Schjønning, P.; de Jonge, L.W.; Moldrup, P.; Christensen, B.T. and Olesen, J.E. (2010) Searching the critical soil organic carbon threshold for satisfactory tilth conditions – test of the Dexter clay:carbon hypothesis. [På jagt efter et nedre, kritisk indhold af organisk stof i jord - test af Dexter's ler:kulstof hypotese.] In: de Jonge, L.W.; Moldrup, P. and Vendelboe, A.L. (Eds.) Proceedings of the 1st international conference and exploratory workshop on soil architecture and physico-chemical functions "Cesar", Aarhus University, Faculty of Agricultural Sciences, Research Centre Foulum, Tjele, Denmark, pp. 341-346.

Chirinda, N.; Carter, M.S; Albert, K.R.; Ambus, P.; Olesen, J.E.; Porter, J.R. and Petersen, S.O. (2010) Emissions of nitrous oxide from arable organic and conventional cropping systems on two soil types. Agriculture, Ecosystems and Environment, 136, pp. 199-208.

Chirinda, N.; Kracher, D.; Porter, J.R.; Olesen, J.E.; Petersen, B.M.; Doltra, J.; Kiese, R. and Butterbach-Bahl, K. (2010) Simulating soil N2O and CO2 emissions from arable cropping systems using FASSET and MOBILE-DNDC. Plant and Soil, 343 (1-2), pp. 139-160.

Chirinda, N.; Olesen, J.E.; Porter, J.R. and Schjønning, P. (2010) Soil properties, crop production and greenhouse gas emissions from organic and inorganic fertilizer-based arable cropping systems. Agriculture, Ecosystems and Environment, 139, pp. 584-594.

Schjønning, P.; de Jonge, L.W.; Olesen, J.E. and Greve, M.H. (2009) Effekten af økologiske driftsmetoder på ler-dispergering i kulstof-udpinte jorde. ICROFS Nyt, December 2009 (4), pp. 5-7.

Schjønning, P.; de Jonge, L.W.; Olesen, J.E. and Greve, M.H. (2009) Organic farming effects on clay dispersion in carbon-exhausted soils. ICROFS News, November 2009 (4), pp. 8-10.

Oleskowicz-Popiel, P; Ambus, P; Carter, M.S.; Dalgaard, T.; Hauggaard-Nielsen, H; Johansen, A; Jørgensen, U; Nielsen, A.M; Nielsen, H.B.; Nielsen, L.H; Olesen, J.E.; Roepstorff, A; Skytte, K; Schmidt, J.E.; Thomsen, A.B.; Thomsen, M.H. and Jensen, E.S. (2008) BioConcens: Biomass and bioenergy production agriculture – consequences for soil fertility, environment, spread of animal parasites and socio-economy. Paper at: vth International Symposium on anaerobic digestion of solid wastes and energy crops.

Pugesgaard, S.; Dalgaard, T.; Jørgensen, U.; Olesen, J.E.; Møller, H. and Jensen, E.S. (2008) Can on-farm bioenergy production make organic farming more sustainable? - A model for energy balance, nitrogen losses, and green house gas emissions in a 1000 ha energy catchment with organic dairy farming and integrated bioenergy production. Poster at: FAO Workshop on Organic Agriculture and Climate Change. , Modena, Italy., June 18 2008.

Halberg, N.; Dalgaard, R.; Olesen, J.E. and Dalgaard, T. (2008) Energy self-reliance, net-energy production and GHG emissions in Danish organic cash crop farms. Renewable Agriculture and Food Systems, 23 (1), pp. 30-37.

Johansen, A.; Hauggaard-Nielsen, H.; Ambus, P.; Dalgaard, T.; Jørgensen, U.; Nielsen, A.M.; Nielsen, L.H.; Olesen, J.E.; Roepstorff, A.; Skytte, K.; Smith, J.E.; Thomsen, A.B.; Carter, M.S. and Jensen, E.S. (2008) Production of biomass and bioenergy in organic agriculture and its consequences for soil quality, environment, biodiversity and socio-economy. [Produktion af biomasse og bioenergi i økologisk jordbrug og konsekvenserne for jord kvalitet, miljø, biodiversitet og socio-økonomi.] Poster at: ALTERNET Workshop: Interlinkage between Biodiversity and Bioenergy, Edinburgh, 20th - 21st October 2008.

Schjønning, P.; Munkholm, L.J.; Elmholt, S. and Olesen, J.E. (2007) Organic matter and soil tilth in arable farming: Management makes a difference within 5-6 years. Agriculture, Ecosytems and Environment, 122, pp. 157-172.

Hauggaard-Nielsen, H; Ambus, P; Dalgaard, T; Johansen, A; Jørgensen, U; Nielsen, A.M.; Nielsen, L.H.; Olesen, J.E.; Roepstorff, A; Skytte, K; Smith, J.E.; Thomsen, A.B.; Thomsen, M.H. and Jensen, E.S. (2007) Biomass and bioenergy production in organic agriculture. Consequences for soil fertility, environment, spread of animal parasites and socio-economy. BioConcnes, a 4-year interdisciplinary project. Poster at: 23rd NJF Congres, Faculty of Life Sciences, University of Copenhagne, Denmark, 26-29 June, 2007. [Unpublished]

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2007) Perennial weed control and nitrogen leaching in long-term organic crop rotation experiments for cereal production. In: Melander, B.; Cloutier, D. and Gerowitt, B. (Eds.) Proceedings 7th EWRS sorkshop on Physical and Cultural Weed Control, p. 133.

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2007) Perennial weeds in organic arable farming – challenges & dilemmas. In: Lund, M.; Larsen, T.U.; Thøgersen, J.O.; Christensen, S.; Børsting, C.; Plauborg, F.; Munkholm, L.J.; Olesen, J.E.; Callesen, O.; Askegaard, M.; Hansen, J.G. and Hvelplund, T. (Eds.) NJF Report, 3 (2), pp. 316-317.

Berntsen, J.; Petersen, B.M. and Olesen, J.E. (2007) Simulating trends in crop yield and soil carbon in a long-term experiment - effects of rising CO2, N deposition and improved cultivation. In: Kersebaum, K.C.; Hecker, J.-M.; Mirschel, W. and Wegehenkel, M. (Eds.) Modelling water and nutrient dynamics in soil-crop systems. Springer, Netherlands, chapter 14, pp. 197-207.

Rasmussen, I.A.; Askegaard, M.; Olesen, J.E. and Kristensen, K. (2006) Effects on weeds of management in newly converted organic crop rotations in Denmark. Agriculture, Ecosystems & Environment, 113, pp. 184-195.

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.; 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 and Soil, 287, pp. 235-245.

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2005) Development of weeds in organic crop rotation experiments. In: Bàrberi, P.; Bastiaans, L.; Christensen, S.; Fernandez-Quintanilla, C.; Froud-Williams, B.; Grundy, A.; Hatcher, P.; Kudsk, P.; Marshall, J.; Melander, B.; Quadranti, M.; Tei, F.; Thompson, A. and Vurro, M. (Eds.) Proceedings of the 13th EWRS Symposium, Bari, Italy, 19-23 June 2005, European Weed Research Society (EWRS), pp. 1-2.

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2005) Long-term organic crop rotation experiments for cereal production - perennial weed control and nitrogen leaching. In: Köpke, U.; Niggli, U.; Neuhoff, D.; Cornish, P.; Lockeretz, W. and Willer, H. (Eds.) Researching Sustainable Systems: Proceedings of the First Scientific Conference of the International Society of Organic Agriculture Research (ISOFAR), International Society of Organic Agriculture Research (ISOFAR), pp. 227-230.

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2005) Management of perennial weeds and nitrogen leaching in arable cropping systems. In: NJF Report, Nordic Association of Agricultural Scientists (NJF), 1 (1), pp. 153-156.

Halberg, Niels; Dalgaard, R.; Berntsen, J.; Olesen, J.E. and Dalgaard, T. (2005) Organic cash crop farms as net energy producers: Energy balances and environmental effects. Paper at: Researching Sustainable Systems - International Scientific Conference on Organic Agriculture, Adelaide, Australia, September 21-23, 2005. [Unpublished]

Chatskikh, D.; Olesen, J.E.; Berntsen, J.; Regina, K. and Yamulki, S. (2005) Simulation of effect of climate, soils and management on N2O emission from grassland. Biogeochemistry, 76, pp. 395-419.

Berntsen, J.; Petersen, B.M.; Olesen, J.E.; Eriksen, J. and Søegaard, K. (2005) Simulation of residual effects and nitrate leaching after incorporation of different ley types. European Journal of Agronomy, 29, pp. 290-304.

Rasmussen, I.A.; Askegaard, M. and Olesen, J.E. (2004) Økologiske sædskifter til korn - kan produktionen øges? [Organic crop rotations for cereal production - is it possible to increase the yield?] Forskningsnytt om økologisk landbruk i Norden (4), pp. 16-18.

Olesen, J.E. and Berntsen, J. (2004) Simulating crop production and nitrate leaching losses from organic arable crop production. DARCOFenews, December 2004, 4, - .

Berntsen, J.; Petersen, B.M.; Kristensen, I.S. and Olesen, J.E. (2004) Nitratudvaskning fra økologiske og konventionalle planteavlsbedrifter - simuleringer med FASSET bedriftsmodellen. Markbrug, no. 107. Danmarks JordbrugsForskning .

Petersen, B.M.; Berntsen, J.; Kristensen, I.S. and Olesen, J.E. (2004) Samme udvaskning af kvælstof ved økologisk og konventionel planteavl. FØJOenyt.

Olesen, J.E. and Petersen, B.M. (2004) Do we pay proper attention to the subsoil C turnover? In: Rasmussen, K.; Elberling, B. and Jepsen, M.R. (Eds.) Impacts of changes in land use and management on carbon stocks and turnover in the tropics, Geographical Institute, University of Copenhagen, p. 20.

Vinther, F.P.; Hansen, E.M. and Olesen, J.E. (2004) Effects of plant residues on crop performance, N mineralisation and microbial activity including field CO2 and N2O fluxes in unfertilised crop rotations. Nutrient Cycling in Agroecosystems, 70, pp. 189-199.

Olesen, J.E. (2004) Hvordan holder økologisk jordbrug føringen på beskyttelse af vandressourcerne? [How can organic farming maintain the lead in protection of water resources?] In: Økologi kongres 2004. Vision og virkelighed. Kongresbilag, Dansk Landbrugsrådgivning, pp. 104-105.

Olesen, J.E.; Sørensen, P.; Thomsen, I.K.; Eriksen, J.; Thomsen, A.G. and Berntsen, J. (2004) Integrated nitrogen input systems in Denmark. In: Mosier, A.R.; Syers, J.K. and Freney, J.R. (Eds.) Agriculture and the nitrogen cycle: assessing the impacts of fertilizer use on food production and the environment. SCOPE, no. 65. Island Press, , chapter 9, pp. 129-140.

Dalgaard, R.; Olesen, J.E.; Halberg, N. and Berntsen, J. (2004) Miljøeffekter og energibalancer ved energiproduktion på økologiske planteavlsbedrifter. In: Jørgensen, U. and Dalgaard, T. (Eds.) Energi i økologisk jordbrug. Reduktion af fossilt energiforbrug og produktion af vedvarende energi. FØJO-rapport, no. 19. Danish Research Centre for Organic Farming , chapter 6, pp. 103-123.

Olesen, J.E.; Berntsen, J.; Petersen, B.M. and Kristensen, I.S. (2004) Nitrate leaching from organic and conventional crop production farms. In: The role of part-time and pluri-active farmers in rural development and natural resource management. Abstracts, NJF Seminars, no. 357, p. 19.

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) .

Palm, C.A.; Machado, P.L.O.A.; Mahmood, T.; Melillo, J.; Murrell, S.T.; Nymangara, J.; Scholes, M.; Sisworo, E.; Olesen, J.E.; Pender, J.; Stewart, J. and Galloway, J.N. (2004) Societal responses for addressing nitrogen fertilizer needs: Balancing food production and environmental concerns. In: Mosier, A.R.; Syers, J.K. and Freney, J.R. (Eds.) Agriculture and the nitrogen cycle: assessing the impacts of fertilizer use on food production and the environment. SCOPE, no. 65. Island Press, chapter 5, pp. 71-89.

Vinther, F.P.; Hansen, E.M. and Olesen, J.E. (2003) Grass-clover and catch crops - How does grass-clover and catch crops affect crop performance and soil microbiology in unfertilised organic crop rotations? DARCOFenews, September 2003, 3.

Thomsen, I. K.; Schjønning, P.; Olesen, J.E. and Christensen, B. T. (2003) C and N turnover in structurally intact soils of different texture. Soil Biology & Biochemistry, 35 (6), pp. 765-774.

Petersen, B.M.; Olesen, J.E. and Heidmann, T. (2002) A flexible tool for simulation of soil carbon turnover. Ecological Modelling, 151, pp. 1-14.

Vinther, F.P.; Hansen, E.M. and Olesen, J.E. (2002) Relationship between crop rotation and microbial biomass and activity including field CO2 and N2O fluxes and N mineralization. In: Abstracts of NJF seminar no: 342 "Agricultural soils and greenhouse gasses in cool-temperate climate", p. 12.

Eriksen, J.; Olesen, J.E. and Askegaard, M. (2002) Sulphate leaching and sulphur balances of an organic crop rotation on three Danish soils. European Journal of Agronomy, 17, pp. 1-9.

Schjønning, P.; Jørgensen, M.H.; Olesen, J.E.; Rasmussen, G.; Munkholm, L.J. and Melander, B. (2001) Forsknings- og udviklingsaktiviteter på området reduceret jordbearbejdning. Danish Institute of Agricultural Sciences , Department of Crop Physiology and Soil Science.

Vinther, F.P. and Olesen, J.E. (2001) Residual effects of previous crops on soil respiration, nitrogen mineralisation and N2O emission. In: Abstracts of Cost Action 627 meeting: Carbon Storage in European Grasslands., p. 30.

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