Items where Author is "Eriksen, J."

Number of eprints: 137.

Journal paper

Reimer, Marie; Møller, Henrik B.; Eriksen, J. and Sørensen, Peter (2025) Fate of Sulfur in digestates treated with micro-aeration during storage and after application to soil. To be determined, x, x-x. [draft]

Reimer, Marie; Nyang'au, Jared Onyango; Møller, Henrik B.; Eriksen, J. and Sørensen, Peter (2025) Recycling of ash and biochar through anaerobic digestion – effect on N availability and Cd, Cu, and Zn concentrations in barley. To be determined, x, x-x. [draft]

Krogh, P.H.; Lamandé, M.; Holmstrup, M. and Eriksen, J. (2021) Earthworm burrow number and vertical distribution are affected by the crop sequence of a grass-clover rotation system. European Journal of Soil Biology, 103, -.

Fontaine, D; Eriksen, J. and Sørensen, Peter (2021) Sulfur from biogas desulfurization: Fate of S during storage in manure and after application to plants. Science of the Total Environment, 754, p. 142180.

Knudsen, Marie Trydeman; Andersen, Heidi Mai-Lis; Dorca-preda, Teodora; Stødkilde-Jørgensen, Lene; Hermansen, J.E.; Ambye-Jensen, Morten; Eriksen, J.; Krogh-Jensen, S. and Mogensen, Lisbeth (2020) Environmental life cycle assessment of organic pigs fed with grass protein. Not decided yet, X, pp. 1-23. [draft]

Fontaine, D; Eriksen, J. and Sørensen, Peter (2020) Cover crop and cereal straw management influence the residual nitrogen effect. European Journal of Agronomy, 118, p. 126100.

Cong, W.-F.; Moset, V.; Feng, L.; Møller, H.B. and Eriksen, J. (2018) Anaerobic co-digestion of grass and forbs – Influence of cattle manure or grass based inoculum. Biomass and Bioenergy, 119, pp. 90-96.

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.

De Notaris, C.; Sørensen, P.; Møller, H.B.; Wahid, R. and Eriksen, J. (2018) Nitrogen fertilizer replacement value of digestates from three green manures. Nutrient Cycling in Agroecosystems, 112, pp. 355-368.

Cong, W.-F.; Christensen, B.T. and Eriksen, J. (2018) Soil nutrient levels define herbage yield but not root biomass in a multispecies grass-legume ley. Agriculture, Ecosystems and Environment, 276, pp. 47-54.

Cong, W.-F.; Suter, M.; Lüscher, A. and Eriksen, J. (2018) Species interactions between forbs and grass-clover contribute to yield gains and weed suppression in forage grassland mixtures. Agriculture, Ecosystems and Environment, 268, pp. 154-161.

Lamandé, M.; Eriksen, J.; Krogh, P.H. and Jacobsen, O.H. (2017) Water flow in soil from organic dairy rotations. Journal of Agricultural Science, 155 (7), pp. 1113-1123.

Jing, J; Søegaard, K.; Cong, W-F and Eriksen, J. (2017) Species Diversity Effects on Productivity, Persistence and Quality of Multispecies Swards in a Four-Year Experiment. Grass and Forage Science, 12.

Jing, J; Søegaard, K; Cong, W-F and Eriksen, J. (2017) Species diversity effects on productivity, persistence and quality of multispecies swards in a four-year experiment. Plos ONE, 12, pp. 1-16.

Pedersen, T.P.; Ardö, Y.; Søegaard, K. and Eriksen, J. (2014) The effect of feeding cows with hay containing variable amounts of herbs on the cheese quality of hard cheese made with mesophilic starter. [Completed]

Søegaard, K.; Eriksen, J.; Strandberg, B. and Dupont, Y. (2014) Leys with high plant biodiversity as feed resources for pollinators. xxxxx, xxxx, xxxx. [Completed]

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.

Hansen, E.M.; Eriksen, J.; Søegaard, K. and Kristensen, K. (2012) Effects of grazing strategy to limiting nitrate leaching in grazed grass-clover pastures on coarse sandy soil. Soil Use and Management, 28 (4), pp. 478-487.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2012) Complementary effects of red clover inclusion in ryegrass–white clover swards for grazing and cutting. Grass and Forage Science, 69, pp. 241-250.

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.

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.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2012) Nitrate leaching in crop rotations with grass-clover as influenced by sward age, grazing, cutting and fertilizer regimes. Agriculture, Ecosystems and Environment, , pp. 1-12. [Completed]

Hansen, E.M. and Eriksen, J. (2012) Nitrate leaching in maize after ploughing of grass-clover. Soil Use and Management, , - . [Completed]

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.

Schils, R.L.M.; Eriksen, J.; Ledgard, S.; Vellinga, T.V.; Kuikman, P.J.; Lou, J.; Petersen, S.O. and Velthof, G.L. (2012) Strategies to mitigate nitrous oxide emissions from herbivore production systems. Animal, 6, pp. 1-12.

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.

Ledgard, S.; Schils, R.; Eriksen, J. and Luo, J. (2009) Environmental impact of grazed grass/clover patures. Irish Journal of Agricultural and Food Research, 48, pp. 209-226.

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.

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.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2008) Residual effect and nitrate leaching in grass-arable rotations: Effect of grassland proportion, sward type and fertilizer history. Soil Use and manangement, 24, pp. 373-382.

Hansen, E.M.; Eriksen, J. and Vinther, F.P. (2007) Catch crop strategy and nitrate leaching following grazed grass-clover. Soil Use and Management, 23, pp. 348-358.

Eriksen, J.; Studnitz, M.; Strudsholm, K.; Kongsted, A.G. and Hermansen, J.E. (2006) Effect of nose ringing and stocking rate of pregnant and lactating outdoor sows on exploratory behavior, grass cover and nutrient loss potential. Livestock Science, 104, pp. 91-102.

Vinther, F.P.; Hansen, E.M. and Eriksen, J. (2006) Leaching of soil organic carbon and nitrogen in sandy soils after cultivating grass-clover swards. Biology and Fertility of Soils (43), pp. 12-19.

Eriksen, J.; Pedersen, L. and Jørgensen, J.R. (2006) Nitrate leaching and spring wheat bread making quality following cultivation of grasslands of different composition, age and management. Agriculture, Ecosystems & Environment, 116, pp. 165-175.

Eriksen, J.; Hermansen, J.E.; Strudsholm, K. and Kristensen, K. (2006) Potential loss of nutrients from different rearing strategies for fattening pigs on pasture. Soil Use and Management, 22, pp. 256-266.

Eriksen, J. (2005) Ring i trynen garanterer ikke en lav N udvaskning fra søer på græs. Nyhedsbrev fra Forskningscenter for Økologisk Jordbrug (5).

Eriksen, J. and Hermansen, J.E. (2005) Outdoor production of slaughter pigs requires an optimized management to mitigate N pollution. DARCOFenews (3).

Hansen, E.M.; Eriksen, J. and Vinther, F.P. (2005) High yield and low N leaching with barley as a green crop for silage after grass-clover. DARCOFenews (1).

Hansen, E.M.; Eriksen, J. and Vinther, F.P. (2005) Stor produktion af grovfoder og lav nitratudvaskning ved dyrkning af grønbyg med italiensk rajgræs efter kløvergræs. FØJOenyt, 1.

Eriksen, J. (2005) Grass cover retained by nose-ringing of outdoor sows only partially reduces the risk of N leaching. DARCOFenews (3).

McNiel, A.M.; Eriksen, J.; Bergström, L.; Smith, K.S.; Marstorp, H.; Kirschmann, H. and Nilsson, I. (2005) Nitrogen and sulphur management: challenges for organic sources in temperate agricultural systems. Soil Use and Management, 21, pp. 82-93.

Hansen, J.P.; Eriksen, J. and Jensen, L.S. (2005) Residual nitrogen effect of a dairy crop rotation as influenced by grass ley management manure type and age. Soil Use and Management (21), pp. 278-286.

Eriksen, J. (2005) Ringning af søer påvirker græsdække og potentiale for næringsstoftab. Forskningsnytt om økologisk landbruk i Norden, 4, pp. 22-23.

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.

Eriksen, J. and Hermansen, J.E. (2005) Slagtesvin på friland kræver optimeret driftsledelse for at mindske miljøbelastningen. FØJOenyt.

Hermansen, J.E.; Eriksen, J. and Oksbjerg, N. (2005) Slagtesvin på græs - produktionsmæssige muligheder og miljømæssige risici. Forskningsnytt om økologisk landbruk i Norden (4), pp. 16-18.

Vinther, F.P.; Hansen, E.M.; Eriksen, J. and Jacobsen, O.H. (2004) Udvaskning af organisk bundet kvælstof og kulstof. [Leaching of organic nitrogen and carbon.] FØJOenyt (6).

Eriksen, J.; Vinther, F.P. and Søegaard, K. (2004) Ældre marker med kløvergræs kan beskytte grundvandet mod nitrat. FØJOenyt (4).

Eriksen, J. (2004) Efficient use of grassland nitrogen. DARCOFenews (1).

Eriksen, J. (2004) Gross sulphur mineralisation-immobilisation turnover in soil amended with plant residues. Soil Biology & Biochemistry, 37, pp. 2216-2224.

Eriksen, J.; Vinther, F.P. and Søegaard, K. (2004) Nitrate leaching and N2-fixation in grasslands of different composition, age and management. Journal of Agricultural Science, 142, pp. 141-151.

Eriksen, J.; Askegaard, M. and Kristensen, K. (2004) Nitrate leaching from an organic dairy crop rotation: the effect of manure type, N-input and improved crop rotation. Soil Use and Management, 20, pp. 48-54.

Eriksen, J.; Thorup-Kristensen, K. and Askegaard, M. (2004) Plant-availability of catch crop S following spring incorporation. Journal of Plant Nutrition and Soil Science, 167, pp. 609-615.

Eriksen, J. (2003) Afgræsningsmarkers eftervirkning. FØJOenyt (2).

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.

Eriksen, J. and Jensen, L.S. (2001) Soil respiration, nitrogen mineralisation and uptake in barley following cultivation of grazed grasslands. Biology and Fertility of Soils, 33, pp. 139-145.

Eriksen, J. and Søegaard, K. (2000) Nitrate leaching following cultivation of contrasting temporary grassland. Grassland Science in Europe, 5, pp. 577-579.

Newspaper or magazine article

De Notaris, C.; Sørensen, P.; Møller, H.B.; Wahid, R. and Eriksen, J. (2018) Anaerobically digested green manure is a valuable fertilizer. ICROFS news, 14 September 2018, 0-0.

Eriksen, J. (2015) Nye muligheder for at udnytte flerårige afgrøder i planteavlen. Økologi & Erhverv, 20 February 2015, 561, p. 12.

Eriksen, J. (2015) Nye højværdi-afgrøder med mange funktioner på vej til økologerne. ICROFS nyt , 2015 (2).

Eriksen, J.; Strandberg, B. and Søegaard, K. (2012) Mangfoldighed i den økologiske græsmark. Landbrugsavisen, 2. sektion På Bedriften, 11 May 2012, 19, p. 8.

Eriksen, J. (2012) Kløvergræs og urter in den økologiske græsmark. Ny Kvægforskning, February 2012, 1, pp. 6-7.

Eriksen, J. (2012) Kløvergræs og urter i den økologiske græsmark. Ny Kvægforskning, 2012, 1, pp. 6-7.

Eriksen, J.; Strandberg, B. and Søegaard, K. (2011) Biodiversitet i græsmarken - en fordel for både natur og fødevareproduktion. Vand & Jord, 2011, 18 (2), pp. 61-63.

Eriksen, J.; Strandberg, B. and Søegaard, K. (2011) Ecosystem services of biodiversity in organic grasslands. ICROFS news, 2011 (2), pp. 8-9.

Eriksen, J.; Strandberg, B. and Søegaard, K. (2011) Mangfoldighed i den økologiske græsmark. ICROFS nyt, 2011 (2), pp. 6-7.

Eriksen, J. (2011) Mangfoldighed i marken. Økologi og Erhverv, 2011, 483, p. 21.

Eriksen, J.; Søegaard, K. and Askegaard, M. (2011) Yield effects of grazing and red clover in white clover/grass mixtures. ICROFS news, 2011, 1, pp. 6-7.

Lamandé, M.; Eriksen, J.; Jacobsen, O.H. and Krogh, P.H. (2010) Cattle trampling reduces the risk of nitrate leaching in organic dairy rotations. ICROFS news, 2010, 1, pp. 5-6.

Eriksen, J.; Søegaard, K. and Askegaard, M. (2010) Udbytteeffekt af afgræsning og rødkløver i hvidkløvergræs. ICROFS nyt, 2010, 4, pp. 6-7.

Hansen, E.M. and Eriksen, J. (2009) Nitratudvaskning fra majs. ICROFSnyt, December 2009, pp. 3-4.

Hansen, E.M. and Eriksen, J. (2009) Nitrate leaching from silage maize. ICROFSnews, November 2009, pp. 4-5.

Eriksen, J. (2009) Græsproduktion og miljø på store økologiske kvægbrug. Økologisk Jordbrug 423, 2009, p. 12.

Søegaard, K.; Eriksen, J. and Askegaard, M. (2009) Herbs in grasslands. ICROFSnews, 2009.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2009) Kvælstofmanagement på store økologiske kvægbrug. Nyhedsbrev fra Internationalt Center for Forskning i Økologisk Jordbrug og Fødevaresystemer 2, 2009, p. 8.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2009) Nitrogen management on large organic dairy farms. Newsletter from the International Centre for Research in Organic Food Systems 2, 2009, p. 2.

Søegaard, K.; Eriksen, J. and Askegaard, M. (2009) Urter i græsmarken - konkurrenceevne. [Herbs in grasslands - competitive strenght.] ICROFSnyt, 2009.

Eriksen, J. (2008) Sådan findes den optimale balance mellem øko-græsproduktion og miljø. Landbrugavisen 49, 2. sektion Agro, 2008, p. 24.

Vinther, F.P.; Hansen, E.M. and Eriksen, J. (2005) Leaching of organic nitrogen and carbon after cultivating grass-clover pastures. DARCOFenews, June 2005, 1, - .

Eriksen, J. (2005) Økologiske søer med ring i trynen. Økologisk Jordbrug, 2005, 341, p. 4.

Hansen, E.M.; Eriksen, J. and Vinther, F.P. (2004) Øget udnyttelse af kvælstof efter ompløjning af afgræsset kløvergræs. Grøn Viden, Markbrug, November 2004.

Eriksen, J. (2004) Svovl i økologiske sædskifter? Økologisk Jordbrug, January 2004 (305), p. 6.

Eriksen, J. (2004) Udvaskning før og efter ompløjning af kløvergræs. Månedsmagasinet Mark, January 2004, 1, p. 18.

Eriksen, J. (2003) Afgræsningsmarkers eftervirkning. [Residual effect of grasslands.] Økologisk Jordbrug, 2003 (283), p. 6.

Conference paper, poster, etc.

Cong, W.-F.; Meyer, V.; Klitgaard, G.; Grønbæk, O. and Eriksen, J. (2019) Breeding forb species for intensively managed multi-species mixtures. In: Grassland Science in Europe, European Grassland Federation. [In Press]

Dupont, Y.L.; Cong, W-F and Eriksen, J. (2018) Can managed grasslands enhance pollinators in intensively farmed areas? Poster at: Scandinavian Association for Pollination Ecologists, Dublin, Ireland, 18-20 October 2018.

Eriksen, J. (2018) Produktion af grønne biomasser til bioraffinering. [Production of green biomass for bio-refinery.] Speech at: Lokalt og bæredygtigt proteinfoder fra grønne biomasser, Aarhus University, Foulum, 17-09-2018.

Cong, W.-F.; Christensen, B.T. and Eriksen, J. (2018) Soil P and K availability defines below-ground biomass allocation of grass-legume leys. In: Proceedings, p. 33.

Cong, W.-F.; Jing, J.; Søegaard, K. and Eriksen, J. (2017) Inclusion of caraway in the ryegrass-red clover mixture modifies soil microbial community composition. In: Proceedings.

Dhamala, N.R.; Søegaard, K. and Eriksen, J. (2015) Competitive forbs in high-producing temporary grasslands with perennial ryegrass and red clover can increase plant diversity and herbage yield. In: Grassland Science in Europe, European Grassland Federation, 20, Grassland Science in Europe, pp. 209-211.

Søegaard, K.; Mortensen, T.B. and Eriksen, J. (2013) Designing high-yielding, high-diversity and low-input temporary grasslands. In: Proceedings 22th International Grassland Congress , pp. 472-475.

Mortensen, T.; Eriksen, J. and Søegaard, K. (2013) Management of forb species mixtures for high biomass 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. 115-116.

Askegaard, Margrethe and Eriksen, J. (2013) Management affects nitrate leaching from organic farms. 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. 47-48.

Eriksen, J.; Mortensen, T. and Søegaard, K. (2013) Multispecies grasslands for crop productivity and carbon storage. 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. 39-40.

Mortensen, T.; Søegaard, K. and Eriksen, J. (2012) Effect of seed mixture composition and management on competitiveness of herbs in temporary grasslands. In: Grassland Science in Europe, 17, pp. 76-78.

Eriksen, J. (2012) Græsmarkernes indflydelse på jordens fertilitet og kvælstofbalance. In: Sammendrag af indlæg, pp. 46-47.

Søegaard, K. and Eriksen, J. (2012) Perspektiver for blanding af mange arter i kløvergræs. Paper at: Plantekongres 2012: Sammendrag af indlæg, Herning Kongrescenter, 10.-12. Januar 2012.

Eriksen, J.; Mortensen, T. and Søegaard, K. (2012) Root biomass and carbon storage in differently managed multispecies temporary grasslands. In: Grassland Science in Europe, 17, pp. 610-612.

Eriksen, J. (2011) EcoServe. Statusmøde Organic RDD og CORE Organic II, Horsens, Denmark, 16. november 2011. [Completed]

Larsen, Mette Krogh; Fretté, Xavier C.; Kristensen, Troels; Eriksen, J.; Søegaard, Karen and Nielsen, J.H. (2011) Content of fatty acids, vitamin E and carotenoids in milk and herbage as affected by sward composition and period of grazing. In: Pulkrabova, Jana; Tomaniova, Monika; Kahl, Johannes and Hajšlová, Jana (Eds.) Book of Abstracts. First International Conference on Organic Food Quality and Health Research, ICT Prague Press, Prague Czech Republic, p. 153.

Søegaard, K.; Eriksen, J. and Askegaard, M. (2011) Herbs in high producing organic grasslands – effect of management. Paper at:

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.

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.

Lamandé, M.; Eriksen, J.; Krogh, P.H. and Jacobsen, O.H. (2010) Cattle trampling reduces the risk of nitrate leaching in organic dairy rotations. Poster at: ASA, CSSA, and SSSA 2010 International Annual Meeting, Long Beach Convention Center, November.

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.

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.; Søegaard, K. and Askegaard, M. (2010) Residual effects of cutting and grazing on grass/clover growth. In: Schnyder, H. (Ed.) Grassland Science in Europe 15, pp. 1040-1042.

Fretté, C.; Kristensen, Troels; Eriksen, J.; Søegaard, Karen; Sørensen, John; Wiking, L. and Nielsen, J.H. (2009) Effect of grazing white clover pasture on milk composition of Holstein and Jersey cows. Poster at: 100th AOCS Annual Meeting & Expo, Orlando, Florida, USA, May 3-6 2009.

Søegaard, K.; Kristensen, T. and Eriksen, J. (2009) Dyrkning af lucerne. In: Sammendrag af indlæg Plantekongers 2009, pp. 26-27.

Eriksen, J.; Søegaard, K. and Askegaard, M. (2009) Kløvergræs - management bestemmer udbyttet i din mark. In: Sammendrag af indlæg, pp. 274-275.

Eriksen, J.; Askegaard, M. and Søegaard, K. (2009) Productivity and N-leaching in organic dairy grass-arable crop rotations. In: NJF Report 5 (2), p. 29.

Eriksen, J.; Søegaard, K.; Kristensen, T.; Fretté, X.C.; Wiking, L. and Holm Nielsen, J. (2007) Herbage and milk productivity and quality when grazing different legumes and herbs. In: Helgadóttir, Áslaug and Pötsch, Erich M. (Eds.) Quality Legume-based Forage Systems for Contrasting Environments, Ferderal Research and Education Centre Raumberg-Gumpenstein, pp. 177-180.

Eriksen, J.; Søegaard, K.; Kristensen, T.; Fretté, X.C.; Wiking, L. and Holm Nielsen, J. (2007) Herbage and milk productivity and quality when grazing different legumes and herbs. In: Grassland Science in Europe, 12, pp. 212-214.

Eriksen, J. (2006) Management af kvælstof i grovfodersædskiftet. In: Kongresbilag, p. 108.

Eriksen, J. (2006) Miljøeffekter af trynering og græsmarksstyring. In: Kongresbilag, pp. 152-153.

Eriksen, J. and Hansen, E.M. (2006) N-management in grass-arable crop rotations. In: Sammendrag af Indlæg, pp. 469-470.

Hansen, E.M.; Eriksen, J. and Vinther, F.P. (2005) Nitrogen leaching following cultivation of grazed grass-clover on coarse sandy soil. Poster at: N-workshop, Maastricht, 23-26 Sept. 2005.

Eriksen, J.; Hansen, E.M. and Christensen, B.T. (2005) Tilførslen af organisk stof og jordens aktuelle udbyttepotentiale. In: Sammendrag af indlæg, pp. 230-231.

Eriksen, J. (2004) Hvordan undgås svovlmangel i økologiske sædskifter. In: Månedsmagasinet Mark (1), p. 1.

Jacobsen, O.H.; Vinther, F.P.; Schjønning, P.; Hansen, E.M. and Eriksen, J. (2004) Økologisk jordbrug til beskyttelse af grundvand. [Organic farming for protection of the ground water quality.] Speech at: Økologi-kongres 2004, Odense Kongrescenter, 16-17. November 2004.

Vinther, F.P.; Eriksen, J. and Hansen, E.M. (2004) Leaching of dissolved organic carbon (DOC) and nitrogen (DON) from grass-clover pastures after ploughing. Speech at: DOM 2004 - International workshop: Dissolved Organic Matter and the Cycling of Carbon, Nutrients and Metals, Bayreuth, Germany, October 3-6 2004.

Eriksen, J. and Vinther, F.P. (2004) Nitrate leaching and N2-fixation in grasslands of different composition, age and management. In: Hatch, D.J.; Chadwick, D.R.; Jarvis, S.C. and Roker, J.A. (Eds.) Controlling nitrogen flows and losses, Wageningen Academic Publishers, The Netherlands, pp. 434-436.

Studnitz, M.; Eriksen, J. and Strudsholm, K. (2003) Does nose ringing make any sense? Paper at: The 37th International Congress of the ISAE, Abano Terme, Italy, 24.-28. June 2003.

Eriksen, J. and Vinther, F.P. (2003) Nitrate leaching and N2-fixation in grasslands of different composition, age and management. In: Abstracts for the 12th N Workshop. Exeter 21-24 September.

Eriksen, J. and Vinther, F.P. (2003) Nitrate leaching and N2-fixation in grasslands of different composition, age and management. In: Abstracts for the 12th N workshop "Controlling N Flows and Losses", IGER - Institute of Grassland and Environmental Research, North Wyke, Okehampton, Devon, EX20 2SB, UK.

Eriksen, J. (2002) Svovl til husdyrgødet vårbyg og forfrugtseffekt af græsmarker. In: Bilag til Gødningsseminar 2002.

Vinther, F.P. and Eriksen, J. (2001) Measurement of CO2 evolution in situ. In: Abstracts of the Cost Action 627 meeting: Carbon Storage in European Grasslands, p. 17.

Eriksen, J. (2001) Organic manures as sources of fertiliser sulphur. In: International Fertiliser Society Proceedings, 505, pp. 1-19.

Report chapter

Vinther, F.P.; Hansen, E.M. and Eriksen, J. (2005) Udvaskning af organisk kulstof efter kløvergræs. [Leaching of organic carbon and nitrogen.] In: Olesen, J.E. (Ed.) Drivhusgasser fra jordbruget - reduktionsmuligheder. DJF rapport, no. Markbrug nr. 113. Danmarks JordbrugsForskning , Afdeling for Jordbrugsproduktion og Miljø, chapter 11, pp. 129-140.

Book chapter

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.

Eriksen, J. and Thorup-Kristensen, K. (2003) The effect of catch crops on sulphate leaching and availability of S in the succeeding crop. In: Davidian, J.C.; Grill, D.; De Kok, L.J.; Stulen, H.; Hawkesford, M.J.; Schnug, E. and Rennenberg, H. (Eds.) Sulfur Transport and Assimilation in Plants: Regulation, Interaction and Signaling. Backhuys Publishers, pp. 205-207.

Eriksen, J. and Vinther, F.P. (2002) Nitrate leaching in grazed grasslands of different composition and age. In: MULTI-FUNCTION GRASSLANDS – Quality Forages, Animal Products and Landscapes . European Grassland Federation, pp. 682-683.

Web product

Fontaine, D; Eriksen, J. and Sørensen, Peter (2020) Residual nitrogen effect of cover crops and straw by different crop management. . Online at https://icrofs.dk/en/aktuelt/nyheder/viewnews/artikel/residual-nitrogen-effect-of-cover-crops-and-straw-by-different-crop-management/, accessed on: 9 March 2021.

Fontaine, D; Eriksen, J. and Sørensen, Peter (2020) Is sulfur produced from biogas cleaning available to plants after storage in manure? .

Eriksen, J. (2004) Svovl i økologiske sædskifter. . Online at http://www.foejo.dk/enyt2/enyt/jan04/svovl.html.

This list was generated on Sun Jul 13 03:42:04 2025 CEST.