Effects of digestate from anaerobically digested cattle slurry and plant materials on soil microbial community and emission of CO₂ and N₂O

Johansen, Anders ; Carter, Mette Sustmann ; Jensen, Erik S. ; Hauggaard-Nielsen, Henrik ; Ambus, Per

in journal: Applied Soil Ecology (ISSN: 0929-1393) (DOI: http://dx.doi.org/10.1016/j.apsoil.2012.09.003), vol: 63, pages: 36-44, 2013

Type: Journal article - Journal article

DOI: 10.1016/j.apsoil.2012.09.003

Long-term effects of cropping system on N₂O emission potential

Petersen, Søren O. ; Ambus, Per ; Elsgaard, Lars ; Schjønning, Per ; Olesen, Jørgen E.

in journal: Soil Biology & Biochemistry (ISSN: 0038-0717) (DOI: http://dx.doi.org/10.1016/j.soilbio.2012.08.032), vol: 57, pages: 706-712, 2013

Type: Journal article - Journal article

DOI: 10.1016/j.soilbio.2012.08.032

Annual maize and perennial grass-clover strip cropping for increased resource use efficiency and productivity using organic farming practice as a model

Hauggaard-Nielsen, Henrik ; Johansen, Anders ; Carter, Mette Sustmann ; Ambus, Per ; Jensen, Erik Steen

in journal: European Journal of Agronomy (ISSN: 1161-0301) (DOI: http://dx.doi.org/10.1016/j.eja.2013.01.004), vol: 47, pages: 55-64, 2013

Type: Journal article - Journal article

DOI: 10.1016/j.eja.2013.01.004

Consequences of field N₂O emissions for the environmental sustainability of plant-based biofuels produced within an organic farming system

Carter, Mette Sustmann ; Hauggaard-Nielsen, Henrik ; Heiske, Stefan ; Ambye-Jensen, Morten ; Thomsen, Sune Tjalfe ; Schmidt, Jens Ejbye ; Johansen, Anders ; Ambus, Per

in journal: Global Change Biology. Bioenergy (ISSN: 1757-1693) (DOI: http://dx.doi.org/10.1111/j.1757-1707.2011.01132.x), vol: 4, issue: 4, pages: 435-452, 2012

Type: Journal article - Journal article

DOI: 10.1111/j.1757-1707.2011.01132.x

Effects of slow and fast pyrolysis biochar on soil C and N turnover dynamics

Bruun, Esben ; Ambus, Per ; Egsgaard, Helge ; Hauggaard-Nielsen, Henrik

in journal: Soil Biology & Biochemistry (ISSN: 0038-0717) (DOI: http://dx.doi.org/10.1016/j.soilbio.2011.11.019), vol: 46, issue: 4, pages: 73-79, 2012

Type: Journal article - Journal article

DOI: 10.1016/j.soilbio.2011.11.019

Terrestrial plant methane production and emission

Bruhn, Dan ; Møller, Ian M. ; Mikkelsen, Teis Nørgaard ; Ambus, Per

in journal: Physiologia Plantarum (ISSN: 0031-9317) (DOI: http://dx.doi.org/10.1111/j.1399-3054.2011.01551.x), vol: 144, pages: 201-209, 2012

Type: Journal article - Journal article

DOI: 10.1111/j.1399-3054.2011.01551.x

Microbial biomass, microbial diversity, soil carbon storage, and stability after incubation of soil from grass-clover pastures of different age

Müller-Stöver, Dorette Sophie ; Hauggaard-Nielsen, Henrik ; Eriksen, Jørgen ; Ambus, Per ; Johansen, Anders

in journal: Biology and Fertility of Soils (ISSN: 0178-2762) (DOI: http://dx.doi.org/10.1007/s00374-011-0633-6), vol: 48, issue: 4, pages: 371-383, 2012

Type: Journal article - Journal article

DOI: 10.1007/s00374-011-0633-6

Soil respiration is stimulated by elevated CO₂ and reduced by summer drought: three years of measurements in a multifactor ecosystem manipulation experiment in a temperate heathland (CLIMAITE)

Selsted, Merete Bang ; van der Linden, Leon ; Ibrom, Andreas ; Michelsen, Anders ; Larsen, Klaus Steenberg ; Pedersen, Jane K. ; Mikkelsen, Teis Nørgaard ; Pilegaard, Kim ; Beier, Claus ; Ambus, Per

in journal: Global Change Biology (ISSN: 1354-1013) (DOI: http://dx.doi.org/10.1111/j.1365-2486.2011.02634.x), vol: 18, issue: 4, pages: 1216-1230, 2012

Type: Journal article - Journal article

DOI: 10.1111/j.1365-2486.2011.02634.x

Strip cropping of alternating perennial grass–clover and annual rye–vetch intercrops when grown within an organic farming system

Hauggaard-Nielsen, Henrik ; Johansen, A. ; Carter, Mette Sustmann ; Ambus, Per ; Jensen, E.S.

in journal: Field Crops Research (ISSN: 0378-4290) (DOI: http://dx.doi.org/10.1016/j.fcr.2012.07.003), vol: 136, pages: 1-11, 2012

Type: Journal article - Journal article

DOI: 10.1016/j.fcr.2012.07.003

Terrestrial plant methane production

Mikkelsen, Teis Nørgaard ; Bruhn, Dan ; Møller, Ian M. ; Ambus, Per

Type: Conference abstract for conference - Conference abstract for conference

Presented at: International conference on Biological Reactions of Forests to Climate Change and Air Pollution, Kaunas

UV-induced carbon monoxide emission from sand and living vegetation

Bruhn, Dan ; Albert, Kristian Rost ; Mikkelsen, Teis Nørgaard ; Ambus, Per

in journal: Biogeosciences Discussions (ISSN: 1810-6277) (DOI: http://dx.doi.org/10.5194/bgd-9-8449-2012), vol: 9, issue: 7, pages: 8449, 2012

Type: Journal article - Journal article

DOI: 10.5194/bgd-9-8449-2012

Measurement of carbon dioxide fluxes in a free-air carbon dioxide enrichment experiment using the closed flux chamber technique

Selsted, Merete Bang ; Ambus, Per ; Michelsen, Anders ; van der Linden, Leon ; Larsen, Klaus Steenberg ; Pilegaard, Kim ; Mikkelsen, Teis Nørgaard ; Beier, Claus

in journal: Atmospheric Environment (ISSN: 1352-2310) (DOI: http://dx.doi.org/10.1016/j.atmosenv.2010.09.022), vol: 45, issue: 1, pages: 208-214, 2011

Type: Journal article - Journal article

DOI: 10.1016/j.atmosenv.2010.09.022

Influence of fast pyrolysis temperature on biochar labile fraction and short-term carbon loss in a loamy soil

Bruun, Esben ; Hauggaard-Nielsen, Henrik ; Ibrahim, Norazana ; Egsgaard, Helge ; Ambus, Per ; Jensen, Peter Arendt ; Dam-Johansen, Kim

in journal: Biomass & Bioenergy (ISSN: 0961-9534) (DOI: http://dx.doi.org/10.1016/j.biombioe.2010.12.008), vol: 35, issue: 3, pages: 1182-1189, 2011

Type: Journal article - Journal article

DOI: 10.1016/j.biombioe.2010.12.008

Reduced N cycling in response to elevated CO2, warming, and drought in a Danish heathland: Synthesizing results of the CLIMAITE project after two years of treatments

Larsen, Klaus Steenberg ; Andresen, Louise C. ; Beier, Claus ; Jonasson, Sven ; Albert, Kristian Rost ; Ambus, Per ; Arndal, Marie F. ; Carter, Mette Sustmann ; Christensen, Søren ; Holmstrup, Martin ; Ibrom, Andreas ; Kongstad, Jane ; van der Linden, Leon ; Maraldo, Kristine ; Michelsen, Anders ; Mikkelsen, Teis Nørgaard ; Pilegaard, Kim ; Priemé, Anders ; Ro-Poulsen, Helge ; Schmidt, Inger K. ; Selsted, Merete Bang ; Stevnbak, Karen

in journal: Global Change Biology (ISSN: 1354-1013) (DOI: http://dx.doi.org/10.1111/j.1365-2486.2010.02351.x), vol: 17, issue: 5, pages: 1884-1899, 2011

Type: Journal article - Journal article

DOI: 10.1111/j.1365-2486.2010.02351.x

Cowpea N rhizodeposition and its below-ground transfer to a co-existing and to a subsequent millet crop on a sandy soil of the Sudano-Sahelian eco-zone

Laberge, Guillaume ; Haussmann, Bettina I.G. ; Ambus, Per ; Høgh-Jensen, Henning

in journal: Plant and Soil (ISSN: 0032-079X) (DOI: http://dx.doi.org/10.1007/s11104-010-0609-6), vol: 340, issue: 1-2, pages: 369-382, 2011

Type: Journal article - Journal article

DOI: 10.1007/s11104-010-0609-6

Greenhouse gas emissions from cultivation of energy crops may affect the sustainability of biofuels

Carter, Mette Sustmann ; Hauggaard-Nielsen, Henrik ; Heiske, Stefan ; Thomsen, Sune Tjalfe ; Ambye-Jensen, Morten ; Schmidt, Jens Ejbye ; Johansen, Anders ; Ambus, Per

part of: Energy Systems and Technologies for the coming Century : Proceedings (ISBN: 978-87-550-3903-2), pages: 283-283, 2011, Risø National Laboratory for Sustainable Energy, Roskilde

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: Risø International Energy Conference 2011, Roskilde

Effects of clover density on N2O emissions and plant-soil N transfers in a fertilised upland pasture

Klumpp, Katja ; Bloor, Juliette M. G. ; Ambus, Per ; Soussana, Jean-François

in journal: Plant and Soil (ISSN: 0032-079X) (DOI: http://dx.doi.org/10.1007/s11104-010-0526-8), vol: 343, issue: 1-2, pages: 97-107, 2011

Type: Journal article - Journal article

DOI: 10.1007/s11104-010-0526-8

Organic matter flow in the food web at a temperate heath under multifactorial climate change

Andresen, Louise C. ; Konestabo, Heidi S. ; Maraldo, Kristine ; Holmstrup, Martin ; Ambus, Per ; Beier, Claus ; Michelsen, Anders

in journal: Rapid Communications in Mass Spectrometry (ISSN: 0951-4198) (DOI: http://dx.doi.org/10.1002/rcm.4907), vol: 25, issue: 11, pages: 1485-1496, 2011

Type: Journal article - Journal article

DOI: 10.1002/rcm.4907

Reactive nitrogen and greenhouse gas flux interactions in terrestrial ecosystems

Ambus, Per ; Skiba, Ute ; Butterbach-Bahl, K. ; Sutton, M.A.

in journal: Plant and Soil (ISSN: 0032-079X) (DOI: http://dx.doi.org/10.1007/s11104-011-0777-z), 2011

Type: Editorial - Editorial

DOI: 10.1007/s11104-011-0777-z

The competitive ability of pea–barley intercrops against weeds and the interactions with crop productivity and soil N availability

Corre-Hellou, G. ; Dibet, A. ; Hauggaard-Nielsen, Henrik ; Crozat, Y. ; Gooding, M. ; Ambus, Per ; Dahlmann, C. ; von Fragstein, P. ; Pristeri, A. ; Monti, M. ; Jensen, E.S.

in journal: Field Crops Research (ISSN: 0378-4290) (DOI: http://dx.doi.org/10.1016/j.fcr.2011.04.004), vol: 122, issue: 3, pages: 264-272, 2011

Type: Journal article - Journal article

DOI: 10.1016/j.fcr.2011.04.004