Acharya, B.S.; Rasmussen, J. and Eriksen, J. (2012) Grassland carbon sequestration and emissions following cultivation in a mixed crop rotation. Agriculture, Ecosystems & Environment, 153, pp. 33-39. Bloch, Nadja F; Martins, Juliana Trindade; Liang, Zhi; Enggrob, Kirsten Lønne and Rasmussen, Jim (2023) Main crop effect on biodiversity expression in spontaneous flora and C input from cover crop mixtures. Poster at: Annual EJP Soil days, Vilnius, Latvia, 10-6-2023. Brandsæter, Lars O. ; Mangerud, Kjell and Rasmussen, Jesper (2012) Interactions between pre- and post-emergence weed harrowing in spring cereals. Weed Research, 52, pp. 338-347. Bugge Henriksen, Christian; Mølgaard, Jens Peter and Rasmussen, Jesper (2004) Inter-row subsoiling increases marketable yield in potatoes. Darcof e-news. Bugge Henriksen, Christian; Rasmussen, Jesper and Søgaard, Carsten (2005) Kemink subsoiling before and after planting. Soil & Tillage Research, 80, pp. 59-68. Christensen, B.T.; Rasmussen, J.; Eriksen, J. and Hansen, E.M. (2009) Soil carbon storage and yields of spring barley following grass leys of different age. European Journal of Agronomy, 31, pp. 29-35. Cong, W-F; Jing, J; Rasmussen, J; Søegaard, K and Eriksen, J (2017) Forbs enhance productivity of unfertilised grass-clover leys and support low-carbon bioenergy. Scientific Reports, 7, p. 1422. De Notaris, Chiara; Enggrob, Ea E.; Olesen, Jørgen E.; Sørensen, Peter and Rasmussen, Jim (2023) Faba bean productivity, yield stability and N2-fixation in long-term organic and conventional crop rotations. Field Crops Research, 295, pp. 1-34. De Notaris, Chiara; Jensen, Johannes L.; Olesen, Jørgen E.; da Silva, Tiago Stumpf; Rasmussen, Jim; Panagea, Ioanna and Rubæk, Gitte H. (2021) Long-term soil quality effects of soil and crop management in organic and conventional arable cropping systems. . De Notaris, Chiara; Jensen, Johannes Lund; Olesen, Jørgen E.; da Silva, Tiago Stumpf; Panagea, Ioanna; Rubæk, Gitte H. and Rasmussen, Jim (2021) Long-term soil quality effects of soil and crop management in organic and conventional arable cropping systems. Geoderma, 403, 0-0. De Notaris, Chiara; Mortensen, Esben; Liang, Zhi; Chiriacò, Maria Vincenza and Rasmussen, Jim (2023) Carbon and nitrogen services from cover crops are optimized by including legumes in mixtures. Speech at: EGU General Assembly 2023, Vienna, 23-28 April 2023. De Notaris, Chiara; Mortensen, Esben Øster; Peixoto, Leanne and Rasmussen, Jim (2024) Predicting cover crop nitrogen residual effect to optimize fertilizer reductions. XXII N workshop, Aarhus, Denmark, 17-21 June 2024. [Submitted] De Notaris, Chiara and Rasmussen, Jim (2021) Det er udfordrende at dyrke efterafgrøder med succes i Danmark. Økologisk Landbrug, 28 May 2021, 666, p. 1. De Notaris, Chiara; Mortensen, Esben; Liang, Zhi and Rasmussen, Jim (2020) CCRotate. Aarhus University , Agroecology. De Notaris, Chiara; Mortensen, Esben Øster; Sørensen, Peter; Olesen, Jørgen E. and Rasmussen, Jim (2021) Cover crop mixtures including legumes can self-regulate to optimize N2 fixation while reducing nitrate leaching. Agriculture, Ecosystems & Environment, 309, p. 107287. De Notaris, Chiara; Rasmussen, Jim; Sørensen, Peter; Melander, Bo and Olesen, Jørgen E. (2019) Manipulating cover crop growth by adjusting sowing time and cereal interrow spacing to enhance residual nitrogen effects. Field Crops Research, 234, pp. 15-25. De Notaris, Chiara; Rasmussen, Jim; Sørensen, Peter and Olesen, Jørgen E. (2019) Deposition of C and N in the soil from legume-based cover crops – quantification and mineralization. To be decided, 00-00. [draft] De Notaris, Chiara; Rasmussen, Jim; Sørensen, Peter and Olesen, Jørgen E. (2018) Legume-based cover crops benefit crop yield and reduce nitrate leaching. . De Notaris, Chiara; Rasmussen, Jim; Sørensen, Peter and Olesen, Jørgen E. (2018) Nitrogen leaching: a crop rotation perspective on the effect of N surplus, field management and use of catch crops. Agriculture, Ecosystems and Environment, 255, pp. 1-11. De Notaris, Chiara; Sørensen, Peter; Rasmussen, Jim and Olesen, Jørgen E. (2018) N fertilizer value of legume-based catch crops. Poster at: 20th Nitrogen workshop, Rennes, France, 24-27 June 2018. [Unpublished] De Notaris, Chiara; Sørensen, Peter; Rasmussen, Jim and Olesen, Jørgen E. (2016) Row spacing and catch crop establishment in organic arable systems: a way to increase biological N fixation. Poster at: ESA14, Edinburgh, 5-9 September 2016. Dhamala, N.R.; Rasmussen, J.; Carlsson, G; Søegaard, K. and Eriksen, J. (2018) Effecs of including forbs on N2-fixation and N yield in red clover-ryegrass mixtures. Plant and Soil, 424, pp. 525-537. Dhamala, NR; Eriksen, J; Carlsson, G; Søegaard, K and Rasmussen, J (2017) Highly productive forage legume stands show no positive biodiversity effect on yield and N2-fixation. Plant and Soil, 417, pp. 169-182. Dhamala, NR; Rasmussen, J; Carlsson, G; Søegaard, K and Eriksen, J (2017) N transfer in three-species grass-clover mixtures with chicory, ribwort plantain or caraway. Plant and Soil, 413, pp. 217-230. Dhamala, NR; Rasmussen, J; Carlsson, G; Søegaard, K and Eriksen, J (2016) Nitrogen fixation in red clover grown in multi-species mixtures with ryegrass, chicory, plantain and caraway. In: Grassland Science in Europe, 21, pp. 576-578. Dhamala, NR; Rasmussen, J; Cong, WF; Carlsson, G; Søegaard, K and Eriksen, J (2017) Short-term residual N unaffected by forbs in grass-clover mixtures. Soil Use and Management, 33, pp. 457-459. Dold, C.; DeNotaris, C.; Mortensen, Esben Øster; Rasmussen, Jim and Petersen, SO (2024) Cover crops and soil tillage differently affect N2O emissions. Workshop at: XXII N Workshop, Århus, DK, 17-21 June 2024. [Submitted] El-Naggar, Ahmed; Rasmussen , Jim; de Neergaard, Andreas; El-Araby, Ahmed and Høgh-Jensen, Henning (2010) Source and temperature determine the releases of multiple amino acids from plant materials. Agronomy for Sustainable Development, 30, pp. 679-688. El-Nagger, A.; Ounmaa, A.; Muukka, E.; Zaleckas, E.; Abraityté, G.; Jansons, I.; Rasmussen, J.; Ahnström, J.; Pirhofer-Walzl, K.; O'Doherty Jensen, K.; Jørgensen, K.F.; Sarunaite, L.; Bleidere, M.; Knudsen, M.T.; Pugliese, M.; Nielsen, M.H.M.; Muguerza, N.B.; Bakewell-Stone, P.; Hansen, P.K.; Abed-Ali Al-Kufaishi, S.A.; Kobayashi, S.; Rydberg, T.; Klubova, V.; Liorancas, V. and Høgh-Jensen, H. (2005) Udfordring eller mulighed for økologien. moMentum, 2005, 4, pp. 29-31. El-Nagger, Ahmed; Ounmaa, Andres; Muukka, Eija; Zaleckas, Ernestas; Abraityté, Gerda; Jansons, Imants; Rasmussen, Jim; Ahnström, Johan; Pirhofer-Walzl, Karin; Jensen, Katherine O’Doherty; Jørgensen, Kirstine F.; Sarunaite, Lina; Bleidere, Mara; Knudsen, Marie Trydeman; Pugliese, Massimo; Nielsen, Merete Højrup Møller; Mugurerza, Natalia Bellostas; Bakewell-Stone, Petra; Hansen, Preben Klarskov; Al-Kufaishi, Sermed Adil Abed-Ali; Kobayashi, Sofie; Rydberg, Torbjörn; Klubova, Vera; Liorancas, Viktoras and Høgh-Jensen, Henning (2006) Globalisation as a challenge or opportunity for organic farming. DARCOFenews (1). Eriksen, J.; Ledgard, S.; Lou, J.; Schils, R. and Rasmussen, J. (2010) Environmental impacts of grazed pastures. In: Schnyder, H. (Ed.) Grassland Science in Europe 15, pp. 880-890. Eriksen, J.; Søegaard, K.; Askegaard, M.; Hansen, E.M. and Rasmussen, J. (2010) Forage legume impact on soil fertility and N balance. In: NJF report 6 (3), pp. 61-65. Eriksen, J; Dhamala, NR; Cong, W-F; Søegaard, K and Rasmussen, J (2017) Kløvergræsblandinger med urter - kulstof, kvælstof og biodiversitet. In: Bilag til Plantekongres, pp. 230-231. Gundersen, Hanne; Rasmussen, Jesper and Nørremark, Michael (2006) TOLERANCE OF CEREALS TO POST- EMERGENCE WEED HARROWING. In: Proceedings from AFPP (on CD-rom), Association française de protection des plantes (AFPP). Henriksen, C.B. and Rasmussen, J. (2002) Kamdyrkning (drill) – et økologisk alternativ. In: Cottis, T. (Ed.) Den nasjonale kongres for økologisk jordbrug, Rapport nr. 3 - 2002, Høgskolen i Hedmark, pp. 61-68. Henriksen, Christian Bugge; Mølgaard, Jens Peter and Rasmussen, Jesper (2004) The effect of autumn ridging and inter-row subsoiling on potato tuber yield and quality. Working paper. [Completed] Henriksen, Christian Bugge; Rasmussen, Jesper; Jørgensen, Martin Heide and Thomsen, Henning Carlo (2005) Ridge planting of maize shows promising yield increase. DARCOFenews. Henriksen, Christian Bugge; Rasmussen, Jesper; Jørgensen, Martin Heide and Thomsen, Henning Carlo (2004) Majs på kamme viser lovende merudbytte. FØJOenyt. Henriksen, Christian Bugge; Rasmussen, Jesper and Mølgaard, Jens Peter (2005) The effect of timing of ridging on soil inorganic nitrogen and potato tuber yield and quality. Soil & Tillage Research. [Submitted] Henriksen, Christian Bugge; Rasmussen, Jesper and Søgaard, Carsten (2005) Ridging in autumn as an alternative to mouldboard ploughing in a humid-temperate region. Soil & Tillage Research. [In Press] Höjer, Annika; Martinsson, Kjell; Jensen, Søren K. and Gustavsson, Anne-Maj (2010) PhytoMilk: Effects of botanical composition and harvest system of legume/grass silage on fatty acid, α-tocopherol and β-carotene concentration in organic forage and milk. In: Rasmussen , Jim; Schacht, Margit and Helgadóttir, Áslaug (Eds.) The potential of forage legumes to sustain a high agricultural productivity - a Nordic perspective, 6 (3), NJF Report, pp. 133-136. Jacobsen, Sven-Erik; Christiansen, J.L. and Rasmussen, Jesper (2010) Weed harrowing and inter-row hoeing in organic grown quinoa (Chenopodium quinoa Willd.). Outlook on Agriculture, 39 (3), pp. 323-327. Jakobsen, M.; Hermansen, J.E.; Andersen, Heidi Mai-Lis; Jørgensen, Uffe; Labouriau, R.; Rasmussen, Jim and Kongsted, A.G. (2018) Elimination behaviour and soil mineral nitrogen load in an organic system with lactating sows – comparing pasture based systems with and without access to poplar (Populus sp.) trees. Agroecology and Sustainable Food Systems, ., pp. 1-25. [Submitted] Jensen, Rikke K.; Rasmussen, Jesper and Melander, Bo (2004) Selectivity of weed harrowing in lupin. Weed Research, 44, pp. 245-253. Martins, Juliana Trindade; Enggrob, Kirsten Lønne and Rasmussen, Jim (2023) How inoculation can improve N2 fixation and yield in soybean under field conditions in Denmark. Poster at: Annual EJP Soil days, Vilnius, Latvia, 10 June 2023. Martins, Juliana Trindade; Liang, Zhi; Enggrob, Kirsten Lønne and Rasmussen, Jim (2023) Carbon sequestration potential of legume based cropping systems. Poster at: Annual EJP Soil days, Vilnius, Latvia, 10-6-2023. Melander, Bo; Rasmussen, Jim and Sørensen, Peter (2024) Cover crop effects on the growth of perennial weeds in two long-term organic crop rotations. Renewable Agriculture and Food Systems, ?, ?-?. [Submitted] Melander, Bo; Liebman, Matt; Davis, Adam. S.; Gallandt, Eric; Barberi, Paolo; Moonen, Anna-Camilla; Rasmussen, Jesper; van der Weide, Rommie and Vídotto, Francesco (2017) Non-Chemical Weed Management. In: Hatcher, P.E. and Froud-Williams, Robert J. (Eds.) Weed research Expanding Horizons. Wiley, UK, pp. 245-270. Mortensen, Esben Øster; De Notaris, Chiara; Peixoto, Leanne; Olesen, Jørgen E. and Rasmussen, Jim (2021) Short-term cover crop carbon inputs to soil as affected by long-term cropping system management and soil fertility. Agriculture, Ecosystems & Environment, 311, p. 107339. 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.] In: Børresen, T. (Ed.) NJF-UTREDNING/RAPPORT, 124, pp. 26-33. Munkholm, L.J.; Schjønning, P.; Rasmussen, K.J. and Tanderup, K. (2003) Spatial and temporal effects of direct drilling on soil structure in the seedling environment. Soil and Tillage Research, 71 (2), pp. 163-173. Munkholm, Lars J; Schjønning, Per and Rasmussen, Karl J (2000) Non-inverting Tillage: Early-Stage Effects on Soil Mechanical Behaviour. In: Morrison, J.E. (Ed.) CD-ROM: Proceedings 15th ISTRO Conference, Texas, June 2000, pp. 1-10. [Unpublished] Munkholm, Lars J.; Schjønning, Per and Rasmussen, Karl J. (2001) Non-inversion tillage effects on soil mechanical properties of a humid sandy loam. Soil and Tillage Research, 62 (1-2), pp. 1-14. Peixoto, Leanne; Elsgaard, Lars; Rasmussen, Jim; Kuzyakov, Yakov; Banfield, Callum C.; Dippold, Michaela A. and Olesen, Jørgen E. (2020) Decreased rhizodeposition, but increased microbial carbon stabilization with soil depth down to 3.6 m. Soil Biology and Biochemistry, 150, p. 108008. Pirhofer-Walzl, K.; Eriksen, J.; Rasmussen, J.; Søegaard, K.; Høgh-Jensen, H. and Rasmussen, J. (2013) Effect of deep-rooted plant species on 15Nitrogen uptake and herbage yield in temporary agricultural grasslands. Plant and Soil, 371, pp. 313-325. Pirhofer-Walzl, K.; Eriksen, Jørgen; Rasmussen, Jim; Soegaard, Karen; Høgh-Jensen, Henning and Rasmussen, Jesper (2013) Effect of four plant species on soil 15N-access and herbage yield in temporary agricultural grasslands. Plant and Soil, 371, pp. 313-325. Pirhofer-Walzl, K.; Høgh-Jensen, H.; Rasmussen, J.; Rasmussen, J.; Søegaard, K. and Eriksen, J. (2010) 15Nitrogen transfer from legumes to neighbouring plants in multi-species grassland. In: NJF Report 6 (3), pp. 75-78. Pirhofer-Walzl, K.; Høgh-Jensen, H.; Rasmussen, J.; Rasmussen, J.; Søegaard, K. and Eriksen, J. (2010) 15Nitrogen uptake from shallow- versus deep-rooted plants in multi-species mixtures and monoculture grassland. In: Grassland Science in Europe 15, pp. 830-832. Pirhofer-Walzl, K.; Rasmussen, J.; Høgh-Jensen, H.; Eriksen, J.; Søegaard, K. and Rasmussen, J. (2012) Nitrogen transfer from forage legumes to nine neighbouring plants in a multi-species grassland. Plant and Soil, 350, pp. 71-84. Pirhofer-Walzl, K.; Rasmussen , Jim; Høgh-Jensen, Henning; Eriksen, Jørgen; Soegaard, Karen and Rasmussen, Jesper (2012) Nitrogen transfer from forage legumes to nine neighbouring plants in a multi-species grassland. Plan and Soil, 350, pp. 71-84. Pirhofer-Walzl, Karin; Eriksen, Jørgen; Rasmussen , Jim; Høgh-Jensen, Henning; Søegaard, Karin and Rasmussen, Jesper (2013) Effect of four plant species on soil 15N-access and herbage yield in temporary agricultural grasslands. Plant Soil, 1, pp. 1-10. Pirhofer-Walzl , K.; Søegaard, Karen; Høgh-Jensen, Henning; Eriksen, Jørgen; Sanderson, M.A.; Rasmussen , Jim and Rasmussen, Jesper (2011) Forage herbs improve mineral composition of grassland herbage. Grass and Forage Sceince, 66, pp. 415-423. Rasmussen, Ilse A.; Melander, Bo; Rasmussen, Karsten; Jensen, Rikke K.; Hansen, Preben K.; Rasmussen, Gitte; Christensen, Svend and Rasmussen, Jesper (2000) Recent advances in weed management in cereals in Denmark. Paper at: 13th IFOAM Scientific Conference, Basel, Switzerland, 28 to 31 August 2000. Rasmussen, Ilse A.; Melander, Bo; Rasmussen, Karsten and Rasmussen, Jesper (1997) Regulering af ukrudt. In: Kristensen, Erik Steen (Ed.) Økologisk Planteproduktion. SP rapport, no. 15. Danmarks JordbrugsForskning, chapter 5, pp. 63-86. Rasmussen, Ilse A. and Rasmussen, Jesper (2000) Beskidte rækkeafgrøder giver ukrudt i kornet. Økologisk Jordbrug, May 2000, 20 (217), p. 14. Rasmussen, J.; Eriksen, J.; Jensen, E.S. and Høgh-Jensen, H. (2010) Root size fractions of ryegrass and white clover contributes differently to C and N inclusion in SOM. Biology and Fertility of Soils, 46, pp. 293-297. Rasmussen, J.; Gjettermann, B.; Eriksen, J.; Jensen, E.S. and Høgh-Jensen, H. (2008) Fate of 15N- and 14C from labelled plant material: Recovery in perennial ryegrass-clover mixtures and in pore water of the sward. Soil Biology & Biochemistry, 40, pp. 3031-3039. Rasmussen, J.; Søegaard, K. and Eriksen, J. (2010) Biomass production and N2-fixation in seven grass-legume mixtures. Paper at: NJF Seminar 432, Hvanneryri, Iceland, 20-22 June. Rasmussen, Jesper (2010) Ukrudtsharven kan afløse kemi. [Weed harrows can replace herbicides.] Agrologisk, 28, pp. 22-23. Rasmussen, Jesper (2010) Ukrudtsharvning - effektiv i økologisk landbrug. www.videnskab.dk, www.videnskab.dk. Online at http://www.videnskab.dk/composite-4297.htm . Rasmussen, Jesper (2010) Punktsåning giver mindre ukrudt. Landbrugsavisen, 2 April 2010, p. 16. Rasmussen, Jesper (2010) Intelligent ukrudtsbekæmpelse. [Intelligent weed control.] Økologi & Erhverv, 12 March 2010, p. 16. Rasmussen, Jesper (2010) Økologisk forskning er troværdig. [Research in organic agriculture is not more value laden than other applied research.] www.videnskab.dk. Online at http://www.videnskab.dk/composite-3700.htm . Rasmussen, Jesper (2009) Ukrudt - en del af helheden. [Weeds - a part of the whole.] www.videnskab.dk, http://www.videnskab.dk. Online at http://www.videnskab.dk/composite-2892.htm . Rasmussen, Jesper (2009) Ukrudtsharvning - mod et mere nuanceret vejledningsgrundlag. [Post-emergence weed harrowing - working on better guidelines.] In: Sammendrag af indlæg Plantekongres 2009, pp. 286-288. Rasmussen, Jesper (2009) Unifying parameters in mechanical weed control research - report of the roundtable. In: Proceedings 8th EWRS Workshop on Physical and Cultural Weed Control, pp. 142-145. Rasmussen, Jesper (2008) Mindre ukrudt med punktsåning. [Less weeds with punch planting.] Maskinbladet, August 2008, 28 (447), p. 13. Rasmussen, Jesper (2004) Falsk såbed sparer tid til roehakning. [False seed bed reduces manual weeding.] Økologisk Jordbrug, April 2004, 24 (311), p. 8. Rasmussen, Jesper (2004) Are we making progress in mechanical weed control research? Speech at: 6th EWRS Workshop on Physical and Cultural Weed Control, Lillehammer, Norway, 8-10 March 2004. Rasmussen, Jesper (2004) Are we making progress in mechanical weed control research? In: Proceedings 6th EWRS Workshop on Physical and Cultural Weed Control, Lillehammer, Norway, 115-122., pp. 115-122. Rasmussen, Jesper (2003) Punch planting, flame weeding and stale seedbed for weed control in row crops. Weed Research, 43, pp. 393-403. Rasmussen, Jesper (2002) Hvad karakteriserer god undervisning? KVL-Mosaik, October 2002, 11 (3), pp. 6-7. Rasmussen, Jesper (2000) Alternative jordbearbejdningsmetoder. Speech at: Seminaret "Jordbearbejdning og jordfrugtbarhed", Landsforeningen Økologisk Jordbrug, Bygholm Landbrugsskole, 19. september 2000. Rasmussen, Jesper; Bibby, Bo Martin and Schou, Anders P. (2008) Investigating the selectivity of weed harrowing with new methods. Weed Research, 48 (6), pp. 523-532. Rasmussen, Jesper; Helgadóttir, Á.; Frankow-Lindberg, B.; Loges, R. and Eriksen, J. (2010) The contribution of grass and clover root turnover to N leaching. In: Schnyder, H. (Ed.) Grassland Science in Europe 15, pp. 1028-1030. Rasmussen, Jesper and Henriksen, Christian Bugge (2002) Kamdyrkning i stedet for pløjning. Speech at: Nasjonal kongress for økologisk landbruk, Hamar, Norge, 21.-22. februar. Rasmussen, Jesper and Henriksen, Christian Bugge (2000) Jordløsninger - er det svaret? Speech at: Økologikongres 2000. Troværdighed og succes, Hotel Pejsegården i Brædstrup, 1. og 2. november 2000. Rasmussen, Jesper and Kaltoft, Pernille (2003) Holdninger præger jordbrugsvidenskaben. Jord og Viden, 148 (8), pp. 10-12. Rasmussen, Jesper and Kaltoft, Pernille (2003) Alternative versus conventional attitudes in higher agricultural education. Alternative Agriculture & Horticulture, 20 (4), pp. 347-363. Rasmussen, Jesper and Kaltoft, Pernille (2003) Fortalere for genteknologi på vanskelig opgave blandt økologer. Økologisk Jordbrug, 2003 (284), p. 4. Rasmussen, Jesper and Kaltoft, Pernille (2002) Ensidige holdninger i undervisningen - hvad stiller vi op med dem? KVL-Mosaik, October 2002, 11 (3), pp. 15-17. Rasmussen, Jesper and Kaltoft, Pernille (2002) De nye konsulenter og deres holdninger til økologisk jordbrug. In: Kongresbilag Økologi-Kongres 2002, Landbrugets Rådgivningscenter & Forskningscenter for Økologisk Jordbrug, pp. 31-33. Rasmussen, Jesper; Kurtzmann, J.I. and Jensen, A. (2004) Tolerance of competitive spring barley cultivars to weed harrowing. Weed Research, 44, pp. 446-452. Rasmussen, Jesper and Langer, Vibeke (2010) Økodebatten: En cocktail af viden og holdninger. www.videnskab.dk. Online at http://www.videnskab.dk/composite-4824.htm . Rasmussen, Jesper; Langer, Vibeke and Alrøe, Hugo Fjelsted (2006) Bias in peer review of organic farming grant applications. Agriculture and Human Values, 23 (2), pp. 181-188. Rasmussen, Jesper; Mathiasen, Helle and Bibby, Bo Martin (2010) Timing of post-emergence weed harrowing. Weed Research, 50, pp. 436-446. Rasmussen, Jesper; Nielsen, Helle H. and Gundersen, Hanne (2009) Tolerance and selectivity of cereal species and cultivars to postemergence weed harrowing. Weed Science, 57, pp. 338-345. Rasmussen, Jesper and Nørremark, Michael (2009) På vej mod den intelligente ukrudtsharve. [Approaching the intelligent weed harrow.] Forskningsnytt om økologisk landbruk i Norden (1), pp. 26-28. Rasmussen, Jesper and Nørremark, Michael (2007) Forskning i ukrudtsharvning får nyt liv med digital billedbehandling. [Digital image analysis offers new possibilities in weed harrowing research.] FØJOenyt. Rasmussen, Jesper and Nørremark, Michael (2007) Digital images for assessing soil cover of crop plants. In: Proceedings 7th EWRS Workshop on Physical and Cultural Weed Control, pp. 123-129. Rasmussen, Jesper and Nørremark, Michael (2007) Digital images for assessing soil cover of crop plants. Speech at: 7th EWRS Workshop on Physical and Cultural Weed Control, Salem, Germany, 11-14 March 2007. Rasmussen, Jesper and Nørremark, Michael (2006) Digital image analysis offers new possibilities in weed harrowing research. Zemdirbyste/Agriculture, 93 (4), pp. 155-165. Rasmussen, Jesper; Nørremark, Michael and Bibby, Bo Martin (2008) New Technologies Call for New Research Priorities in Physical Weed Control with Low Selectivity. Speech at: 5th International Weed Science Congress, Vancouver, BC, Canada, 23-27 June 2008. Rasmussen, Jesper; Nørremark, Michael and Bibby, Bo Martin (2007) Assessment of leaf cover and crop soil cover in weed harrowing research using digital images. Weed Research, 47, pp. 299-310. Rasmussen, Jim (2024) Effekten af samdyrkning på korn-bælgsæd og efterafgrøde blandinger. Lecture at: Plantekongressen, Herning, Denmark, 11-1-2024. Rasmussen, Jim (2024) Hvordan påvirker efterafgrøder med bælgplanter kvælstof- og kulstofdynamikkerne? Lecture at: Plantekongressen, 11-1-2024. Rasmussen, Jim (2023) Danske bælgfrugter - skal spises både grønne og modne. Lecture at: Økologikongressen, Vingsted, Denmark, 22-11-2023. Rasmussen, Jim (2023) Bælgfrugter og samdyrkning. Lecture at: Velas ERFA gruppe for økologiske planteavlere, AU Viborg, Foulum, Denmark, 30-10-2023. Rasmussen, Jim (2023) Kulstofopbygning og efterafgrøder. Lecture at: Forum for Økologisk Rådgivning, Skejby, Aarhus, Denmark, 6-10-2023. [Completed] Rasmussen, Jim (2023) Temadag om Grønne proteiner - inspiration til landbrugsskolelærere. Workshop at: {Project} GrainLegsGo: Friske bælgfrugter til human konsum. Runs 2021 - 2025. Project Leader(s): Rasmussen, Jim, Aarhus Universitet (AU) . Rasmussen, Jim (2021) Lessons learned from 23 years of cover cropping. Internal report, Viborg. Rasmussen, Jim (2020) Bælgplanters mange bidrag til klimakampen. Økologisk Landbrug, 17 November 2020, 659, p. 10. Rasmussen, Jim (2007) Below ground C and N transformation processes in perennial grass-clover mixtures. Thesis, Faculty of Life Sciences, University of Copenhagen , Department of Agricultural Sciences. . Rasmussen, Jim; Eriksen, Jørgen; Jensen, Erik Steen; Esbensen, Kim H. and Høgh-Jensen, Henning (2007) In situ carbon and nitrogen dynamics in ryegrass-clover mixtures: Transfers, deposition and leaching. [In situ kulstof og kvælstof dynamik i kløvergræs: tranfer, deposition og udvaskning.] Soil Biology & Biochemistry, 39, pp. 804-815. Rasmussen, Jim and Høgh-Jensen, Henning (2005) DOC and DON from grass-clover - results from a field experiment. Poster at: Cost Action 852 - Workshop, Grado, Italy, November 9-11, 2005. Rasmussen, Jim and Høgh-Jensen, Henning (2004) Origin and composition of Dissolved Organic C and N from grass-clover mixtures. Poster at: Cost Action 627 - Carbon Storage in European grasslands, Ghent, Belgium, June 3-6 2004. [Unpublished] Rasmussen, Jim; Søegaard, Karen; Pirhofer-Walzl, Karin and Eriksen, Jørgen (2012) N2-fixation and residual N effect of four legume species and four companion grass species. European Journal of Agronomy, 1 (1), pp. 66-74. Rasmussen, J.; Søegaard, K. and Eriksen, J. (2012) N2-fixation and residual effect of four legume species and four companion grass species. European Journal of Agronomy, 36, pp. 66-74. Rasmussen, Jesper (2011) Erfaringer med nye teknologier i rækkeafgrøder. [Experiences with new technologies in row crops.] Speech at: Plantekongres, Herning Kongrescenter, 11.-13. januar 2011. Rasmussen, Jesper; Griepentrog, Hans W.; Nielsen, J. and Henriksen, Christian Bugge (2012) Automated intelligent rotor tine cultivation and punch planting to improve the selectivity of mechanical intra-row weed control. Weed Research, 52, 327- 337. Rasmussen, Jesper and Harbo La-Cour, Anders (2011) Ukrudt i fugleperspektiv. Økologi & Erhverv, 12 August 2011, 31 (462), p. 20. Rasmussen, Jesper; Henriksen, Christian Bugge and Griepentrog, Hans W. (2011) Less intra-row weeds – experiences with a punch planter and a cycloid hoe based on GPS. Paper at: 9th EWRS Workshop on Physical and Cultural Weed Control, Samsum, Turkey, 28-30 March 2011. Rasmussen, Jesper; Henriksen, Christian Bugge; Griepentrog, Hans W. and Nielsen, Jon (2011) Punch planting, flame weeding and delayed sowing to reduce intra-row weeds in row crops. Weed Research, 51, pp. 489-498. Rueda-Ayala, Victor ; Rasmussen, Jesper and Gerhards, Roland (2010) Mechanical weed control. In: Oerke, E-C; Gerhards, R; Menz, G and Sikora, RA (Eds.) Precision Crop Protection – the Challenge and Use of Heterogeneity. Springer, London, chapter 17, pp. 279-294. Rueda–Ayala , Victor; Rasmussen, Jesper; Gerhards , Roland and Fournaise , N.A. (2011) The influence of post-emergence weed harrowing on selectivity, crop recovery and crop yield in different growth stages of winter wheat. Weed Research, 51, pp. 478-488. Schjønning, P. and Rasmussen, K.J. (2000) Soil strength and soil pore characteristics for direct-drilled and ploughed soils. Soil and Tillage Research, 57 (1-2), pp. 69-82. Schjønning, Per; Rasmussen, Karl J.; Munkholm, Lars J. and Nielsen, Peter S. (2002) Jordbearbejdning i økologisk jordbrug – pløjedybde og ikke-vendende jordløsning [Soil tillage in organic farming – ploughing depth and non-inversion deep tillage]. DJF Rapport, Markbrug, no. 82. Danish Institute of Agricultural Science , Department of Crop Physiology and Soil Science. Søegaard, K.; Sehested, J. and Jensen, S.K. (2010) Vitamin and mineral content and feeding value of different legumes and grass species grown in seven legume-grass mixtures. In: Rasmussen, J.; Schacht, M. and Helgadottir, A. (Eds.) The potential of forage legumes to sustain a high agricultural productivity - a Nordic perspective, pp. 141-144. Søegaard, K.; Rasmussen, J.; Sehested, J.; Jensen, S.K. and Eriksen, J (2011) Dyrkning af kløvergræs. Paper at: Grovfoderseminar 2011, 8/2-9/2 2011. Sørensen, Peter; De Notaris, Chiara; Hansen, E.M.; Thomsen, Ingrid Kaag and Rasmussen, Jim (2020) Flerårigt sædskifte med tætning som alternativ til pligtige efterafgrøder. Aarhus Universitet , Agroøkologi. Vanhala, P.; Kurstjens, D.; Ascard, J.; Bertram, A.; Cloutier, D.C.; Mead, A.; Raffaelli, M. and Rasmussen, Jesper (2004) Guidelines for physical weed control research: flame weeding, weed harrowing and intra-row cultivation. In: Proceedings 6th EWRS Workshop on Physical and Cultural Weed Control, 194-225, pp. 194-225.