Items affiliated to " Denmark > DARCOF II (2000-2005) > I.13 (DINOG) Dinitrogen fixation and nitrous oxide losses in grass-clover pastures"

English

Ambus, P. (2004) Short term N2O losses in urine patches: a 15N labelling study. Poster at: International Conference. Greenhouse Gas Emissions from Agriculture - Mitigation Options and Strategies, Leipzig, Germany, 10-12 February, 2004. [Unpublished]

Ambus, Dr P (2002) Sources of N2O in organic grass-clover pastures. Poster at: NJF Seminar no. 342 Agricultural soils and greenhouse gases in cool-temperate climate, Reykholt, Iceland, 31 July - 3 August 2002. [Unpublished]

Ambus, P. (2002) Sources of N2O in organic grass-clover pastures. Poster at: NJF Seminar no. 342 Agricultural soils and greenhouse gases in cool-temperate climate, Reykholt, Iceland, 31 July - 3 August 2002. [Unpublished]

Ambus, P. (2005) Relationship between nitrogen cycling and nitrous oxide emission in grass-clover pasture. Nutrient Cycling in Agroecosystems, 72, pp. 189-199.

Ambus, P.; Petersen, S.O. and Soussana, J.-F. (2007) Short-term carbon and nitrogen cycling in urine patches assessed by combined carbon-13 and nitrogen-15 labelling. Agriculture, Ecosystems and Environment, 121, pp. 84-92.

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.

Bol, Roland; Petersen, Søren O.; Christofides, Calliopi; Dittert, Klaus and Hansen, Martin Nørregaard (2004) Short term N2O, CO2, NH3 fluxes and N/C transfers in a Danish grass-clover pasture after simulated urine deposition in autumn. [Udledninger af lattergas, kuldioxid og ammoniak samt N/C-omsætning i en dansk kløvergræsmark efter simuleret afsætning af urin om efteråret.] Journal of Plant Nutrition and Soil Science, 167, pp. 568-576.

Carter, Mette S. (2007) Contribution of nitrification and denitrification to N2O emissions from urine patches. Soil Biology & Biochemistry, 39, pp. 2091-2102.

Carter, Mette S. (2005) Production of N2O in grass-clover pastures. Thesis, Risø National Laboratory, Biosystems. .

Carter, Mette S. and Ambus, Per (2006) Biologically fixed N2 as a source for the N2O production in a grass clover mixture, measured by 15N2. Nutrient Cycling in Agroecosystems, 74, pp. 13-26.

Carter, Mette S.; Klumpp, Katja and Xavier, Le Roux (2006) Lack of increased availability of root-derived C may explain the low N2O emission from low N-urine patches. Nutrient Cycling in Agroecosystems, 75, pp. 91-100.

Chatskikh, Dmitri; Olesen, Jørgen E. and Berntsen, Jørgen (2004) Modelling of N2O emissions from grasslands in Denmark. Speech at: Joint meeting of COST Action 627, Ghent, Belgium, 3-4 May 2004.

Chatskikh, Dmitri; Olesen, Jørgen E.; Berntsen, Jørgen; Regina, Kristiina and Yamulki, Sirwan (2003) A study of the N2O emission from grassland with the FASSET farm model. Poster at: 12th N Workshop, Exeter, Devon, UK, 21-24 September 2003. [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.

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. (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.

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.

Hutchings, Nicholas J.; Petersen, Bjørn M.; Olesen, Jørgen E. and Berntsen, Jørgen (2004) Does modelling of spatial heterogeneity matter? Speech at: Joint meeting of COST Action 627, Ghent, Belgium, 3-4 May 2004.

Høgh-Jensen, Henning; Loges, Ralf; Jensen, Erik Steen; Jørgensen, Finn V. and Vinther, Finn P. (2004) Empirical model for quantification of symbiotic nitrogen fixation in grass-clover mixtures. Agricultural Systems, 82, pp. 181-194.

Petersen, Søren O. (2001) Nitrous oxide emissions and grassland management. . [Unpublished]

Petersen, Søren O.; Bol, Roland; Dittert, Klaus; Christofides, Calliopi; Roslev, Peter and Hansen, Martin N. (2004) Short-term C and N dynamics in urine patches: Response of nitrifiers to different urinary urea levels. Speech at: COST 627 Carbon Storage in Grasslands, Ghent, BE, 3-5 June 2004.

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.

Petersen, Søren O.; Simek, Miloslav; Stamatiadis, Stamatis and Yamulki, Sirwan (2004) Nitrous oxide emissions from grazed grassland: effects of cattle management and soil conditions. In: Weiske, Achim (Ed.) Greenhouse gas emissions from agriculture. Mitigation options and strategies, Institute for Energy and Environment. Leipzig, Germany, pp. 75-78.

Petersen, Søren O.; Stamatiadis, Stamatis; Christofides, C.; Yamulki, Sirwan and Bol, . Roland (2003) Urea concentration affects short-term N turnover and N2O production in grassland soil. [Koncentrationen af urea i urin påvirker kvælstofomsætning og lattergasproduktion i afgræsningsmarker.] Poster at: 12th Nitrogen Workshop, North Wyke, UK, 22-24 Sept 2003. [Unpublished]

Petersen, Søren O.; Stamatiadis, Stamatis and Christofides, Calliopi (2004) Short-term nitrous oxide emissions from pasture soil as influenced by urea level and soil nitrate. [Lattergas-emissions fra græsmarksjord som funktion af urea-niveau og jordens nitratindhold.] Plant and Soil, 267 (1), pp. 117-127.

Thyme, M. and Ambus, P. (2004) N2O emission from grass-clover swards is largely unaffected by recently fixed N2. DARCOFenews (1).

Thyme, Mette and Ambus, Per (2004) From N2 fixation to N2O emission in a grass-clover mixture. 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. 365-366.

Thyme, Mette and Ambus, Per (2003) From N2 fixation to N2O emission in a grass-clover pasture. Poster at: 12th N workshop "Controlling N flows and losses", Exeter, UK, 21st - 24th September 2003. [In Press]

Thyme, Mette and Ambus, Per (2002) Production of N2O in grass-clover pastures. In: van Ham, J; Baede, APM; Guicherit, R and Williams-Jacobse, JGFM (Eds.) Non-CO2 greenhouse gases: Scientific understanding, control options and policy aspects, Millpress, Rotterdam, Holland, pp. 149-150.

Thyme, Ph.D. stud. Mette and Ambus, Dr Per (2002) Production of N2O in grass-clover pastures. In: van Ham, J; Baede, APM; Guicherit, R and Williams-Jacobse, JGFM (Eds.) Non-CO2 greenhouse gases: Scientific understanding, control options and policy aspects, Millpress, Rotterdam, Holland, pp. 149-150.

Vinther, F.P. (2006) Effects of cutting frequency on plant production, N-uptake and N2 fixation in harvested and below-harvest plant biomass of grass clover. Grass and Forage Science, 61, pp. 154-163.

Vinther, F.P. (2005) Below-harvest biomass and N2 fixation in grass-clover at different cutting frequencies. In: Frankow-Lindenberg, B. (Ed.) Adaption and Management of Forage Legumes - Strategies for improved Reliability in mixed Swards. Swedish University of Agricultural Sciences, Uppsala, pp. 187-190.

Vinther, F.P. (2004) Effect of age and cutting frequency on below-ground biomass in grass-clover. In: Abstracts of the Workshop on Adaption and Management of Forage Legumes - Strategies for improved Reliability in Mixed Swards, pp. 23-24. [Unpublished]

Vinther, F.P. and Dahlmann-Hansen, L. (2005) Effects of ridging on crop performance and symbiotic N2 fixation of fababean (Vicia faba L.). Soil Use and Management, 21, pp. 205-211.

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.

Danish - Dansk

Ambus, P. (2004) Kilovis af N omsættes dagligt i kløvergræs. [Kilograms of N is transformed daily in grass-clover.] Økologisk Jordbrug, August 2004 (318), p. 6.

Ambus, P. (2002) Kommer der lattergas fra kløvergræsset? [Is grass-clover a source for nitrous oxide?] Landsbladet Mark, 2002.

Ambus, Per (2002) Undersøgelse af kvælstofbinding og lattergas fra kløvergræsmarker. Økologisk Jordbrug, May 2002 (265).

Ambus, Dr Per (2002) Undersøgelse af kvælstofbinding og lattergas fra kløvergræsmarker. Økologisk Jordbrug, May 2002 (265).

Carter, Mette S. and Amus, Per (2005) Kløvergræsmarker modvirker drivhuseffekten. [Grass clover fields mitigate greenhouse effect.] FØJOenyt, 6.

Olesen, Jørgen E.; Chatskikh, Dmitri; Berntsen, Jørgen and Hutchings, Nicholas J. (2004) Udledning af lattergas fra græsmarker øges ved afgræsning og gødskning. FØJOenyt (4).

Vinther, F.P. (2004) N-fiksering - hvor meget og hvordan? [N fixation - how much and how?] MånedsMagasinet Kvæg, January 2004, p. 19.

Vinther, F.P. (2004) N-fiksering - hvor meget og hvordan? [N fixation - how much and how?] Speech at: Plantekongres 2004, Messecenter Herning, Danmark, 13.-14. januar 2004.

Vinther, F.P. (2003) Symbiotisk N2 fiksering i kløvergræs. [Symbiotic N2 fixation in grass-clover.] FØJOenyt, June 2003, 2, - .

Vinther, F.P. (2003) Hvor meget kvælstof henter kløvergræs fra luften? [How much nitrogen is fixed by grass-clover?] Aktuel Økologi fra Familielandbrugets Økologikonsulenter, 2003 (6), pp. 4-5.

Vinther, F.P. (2003) Kvælstof fra luften. [Nitrogen from the air.] Økologisk Jordbrug, 2003 (288), p. 6.

Vinther, F.P. and Laier, A.Aa. (2001) Ærter som kvælstofsamler i vintersæd. [Peas collecting nitrogen in winter cereals.] Landsbladet, December 2001.

This list was generated on Tue May 21 08:57:54 2013 CEST.