Nitrogen load and forest type determine the soil emission of nitrogen oxides (NO and N2O) (2008)
Pilegaard, K., Skiba, U., Ambus, P., Beier, C., Brüggemann, N., Butterbach-Bahl, K., ...
Soil emissions of NO and N2O were measured continuously at high frequency for more than one year at 15 European forest sites as part of the EU-funded project NOFRETETE. The locations represent...
Sources of nitrous oxide emitted from European forest soils (2008)
Ambus, P., Zechmeister-Boltenstern, S., Butterbach-Bahl, K.
Forest ecosystems may provide strong sources of nitrous oxide (N2O), which is important for atmospheric chemical and radiative properties. Nonetheless, our understanding of controls on forest N2O...
Inventories of N2O and NO emissions from European forest soils (2008)
Kesik, M., Ambus, P., Baritz, R., Brüggemann, N., Butterbach-Bahl, K., Damm, M., ...
Forest soils are a significant source for the primary and secondary greenhouse gases N2O and NO. However, current estimates are still uncertain due to the still limited number of field measurements...
Pihlatie, M., Rinne, J., Ambus, P., Pilegaard, K., Dorsey, J. R., Rannik, Ü., ...
Spring time soil nitrous oxide (N2O) fluxes were measured in an old beech (Fagus sylvatica L.) forest with eddy covariance (EC) and chamber techniques. The aim was to compare the two techniques and...
Pilegaard, K., Skiba, U., Ambus, P., Beier, C., Brüggemann, N., Butterbach-Bahl, K., ...
Soil emissions of NO and N2O were measured continuously at high frequency for more than one year at 15 European forest sites as part of the EU-funded project NOFRETETE. The locations represent...
Sources of nitrous oxide emitted from European forest soils (2008)
Ambus, P., Zechmeister-Boltenstern, S., Butterbach-Bahl, K.
Forest ecosystems may provide strong sources of nitrous oxide (N2O), which is important for atmospheric chemical and radiative properties. Nonetheless, our understanding of controls on forest N2O...
Pihlatie, M., Rinne, J., Ambus, P., Pilegaard, K., Dorsey, J. R., Rannik, Ü., ...
Spring time nitrous oxide (N2O) emissions from an old beech (Fagus sylvatica L.) forest were measured with eddy covariance (EC) and chamber techniques. The aim was to obtain information on the...
Inventories of N2O and NO emissions from European forest soils (2008)
Kesik, M., Ambus, P., Baritz, R., Brüggemann, N., Butterbach-Bahl, K., Damm, M., ...
Forest soils are a significant source for the primary and secondary greenhouse gases N2O and NO. However, current estimates are still uncertain due to the still limited number of field measurements...
Nitrogen load and forest type determine the soil emission of nitrogen oxides (NO and N2O) (2008)
Pilegaard, K., Skiba, U., Ambus, P., Beier, C., Brüggemann, N., Butterbach-Bahl, K., ...
Soil emissions of NO and N2O were measured continuously at high frequency for more than one year at 15 European forest sites as part of the EU-funded project NOFRETETE. The locations represent...
Sources of nitrous oxide emitted from European forest soils (2008)
Ambus, P., Zechmeister-Boltenstern, S., Butterbach-Bahl, K.
Forest ecosystems may provide strong sources of nitrous oxide (N2O), which is important for atmospheric chemical and radiative properties. Nonetheless, our understanding of controls on forest N2O...
Inventories of N2O and NO emissions from European forest soils (2008)
Kesik, M., Ambus, P., Baritz, R., Brüggemann, N., Butterbach-Bahl, K., Damm, M., ...
Forest soils are a significant source for the primary and secondary greenhouse gases N2O and NO. However, current estimates are still uncertain due to the still limited number of field measurements...
Pihlatie, M., Rinne, J., Ambus, P., Pilegaard, K., Dorsey, J. R., Rannik, Ü., ...
Spring time soil nitrous oxide (N2O) fluxes were measured in an old beech (Fagus sylvatica L.) forest with eddy covariance (EC) and chamber techniques. The aim was to compare the two techniques and...
Pilegaard, K., Skiba, U., Ambus, P., Beier, C., Brüggemann, N., Butterbach-Bahl, K., ...
Soil emissions of NO and N2O were measured continuously at high frequency for more than one year at 15 European forest sites as part of the EU-funded project NOFRETETE. The locations represent...
Sources of nitrous oxide emitted from European forest soils (2008)
Ambus, P., Zechmeister-Boltenstern, S., Butterbach-Bahl, K.
Forest ecosystems may provide strong sources of nitrous oxide (N2O), which is important for atmospheric chemical and radiative properties. Nonetheless, our understanding of controls on forest N2O...
Pihlatie, M., Rinne, J., Ambus, P., Pilegaard, K., Dorsey, J. R., Rannik, Ü., ...
Spring time nitrous oxide (N2O) emissions from an old beech (Fagus sylvatica L.) forest were measured with eddy covariance (EC) and chamber techniques. The aim was to obtain information on the...
Inventories of N2O and NO emissions from European forest soils (2008)
Kesik, M., Ambus, P., Baritz, R., Brüggemann, N., Butterbach-Bahl, K., Damm, M., ...
Forest soils are a significant source for the primary and secondary greenhouse gases N2O and NO. However, current estimates are still uncertain due to the still limited number of field measurements...
Oleskowicz-Popiel, P, Ambus, P, Carter, M.S., Dalgaard, T., Hauggaard-Nielsen, H, Johansen, A, ...
The research programme called “international research cooperation and organic integrity” was commenced for a period 2006-2010. It is coordinated by DARCOF (The Danish Research Centre for Organic...
Relationship between N2O emission strengths, CO2 production and urinary N contents. N2O emission factors from urine.
Hauggaard-Nielsen, H, Ambus, P, Dalgaard, T, Johansen, A, Jørgensen, U, Nielsen, A.M., ...
Energy production and energy use in organic agriculture (OA) need to be addressed in order to reduce the reliance on non-renewable fossil fuels and minimize greenhouse gas (GHG) emissions. Thus,...
Flechard, C., Ambus, P., Skiba, U., Rees, R.M., Hensen, A., ...
Soil/atmosphere exchange fluxes of nitrous oxide were monitored for a 3-year period at 10 grassland sites in eight European countries (Denmark, France, Hungary, Ireland, Italy, The Netherlands,...
Full accounting of the greenhouse gas (CO2, N2O, CH4) budget of nine European grassland sites (2007)
Soussana, J.F., Allard, V., Pilegaard, K., Ambus, P., Amman, C., Campbell, C., ...
Deposition of urine and dung by grazing animals is a strong source for N2O production and evolution in grass pastures. Investigations have shown that at least 20% of the annual losses of N2O from a...
Sources of nitrous oxide emitted from European forest soils (2006)
P. Ambus, S. Zechmeister-Boltenstern, K. Butterbach-Bahl
Forest ecosystems may provide strong sources of nitrous oxide (N2O), which is important for atmospheric chemical and radiative properties. Nonetheless, our understanding of controls on forest N2O...
K. Pilegaard, U. Skiba, P. Ambus, C. Beier, N. Brüggemann, K. Butterbach-Bahl, ...
Soil emissions of NO and N2O were measured continuously at high frequency for more than one year at 15 European forest sites as part of the EU-funded project NOFRETETE. The locations represent...
Relationship between nitrogen cycling and nitrous oxide emission in grass-clover pasture (2005)
The paper reports on a work assessing the relationship between gross N transformations in grass-clover soils and emissions of nitrous oxide. By this manner, the source strength of the biogenic...
Pan-European d13C values of air and organic matter from forest ecosystems (2005)
Hemming, D., Yakir, D., Ambus, P., Aurela, M., Besson, C., Black, K., ...
Inventories of N2O and NO emissions from European forest soils (2005)
M. Kesik, P. Ambus, R. Baritz, N. Brüggemann, K. Butterbach-Bahl, M. Damm, ...
Forest soils are a significant source for the primary and secondary greenhouse gases N2O and NO. However, current estimates are still uncertain due to the still limited number of field measurements...
M. Pihlatie, J. Rinne, P. Ambus, K. Pilegaard, J. R. Dorsey, Ü. Rannik, ...
Spring time nitrous oxide (N2O) emissions from an old beech (Fagus sylvatica L.) forest were measured with eddy covariance (EC) and chamber techniques. The aim was to obtain information on the...
Kilovis af N omsættes dagligt i kløvergræs (2004)
Gennem de seneste årtier har der været stigende opmærksomhed omkring udledningen af drivhusgasser i forbindelse med landbrugsproduktionen, og megen forskning har været rettet mod at identificere...
N2O emission from grass-clover swards is largely unaffected by recently fixed N2 (2004)
The contribution of biologically fixed dinitrogen (N2) to the nitrous oxide (N2O) production in grasslands is unknown. To assess the contribution of recently fixed N2 as a source of N2O and the...
Short term N2O losses in urine patches: a 15N labelling study (2004)
These results show that emission of N2O is greater when N is added as urine compared with mineral N. This can probably be explained by the presence of organic carbon compounds in the urine, which may...
Greenhouse gas emissions from European grasslands (2004)
Soussana, J.F., Salètes, S., Smith, P., Schils, R.L.M., Ogle, S., Amézquita, M.C ., ...
Greenhouse gas emissions from European croplands (2004)
Smith, P., Amézquita, M.C ., Buendia, L., Ewert, F., Kuikman, P.J., Leffelaar, P.A., ...
Greenhouse gas emissions from European croplands : CarboEurope GHG Specific Study Number 2 (2004)
Smith, P., Ambus, P., Amezquita, M. C., Andren, O., Arrouays, D., Ball, B., ...
Greenhouse gas emissions from European grasslands: CarboEurope GHG - Specific Study Number 3 (2004)
Soussana, J., Saletes, S., Smith, P., Ambus, P., Amezquita, M. C., Andren, O., ...
Sources of N2O in organic grass-clover pastures (2002)
Organic farming practises, and in particular dairy production systems based on grass-clover pastures are becoming increasingly abundant within Danish agriculture. Grass-clover pastures may provide a...
Kommer der lattergas fra kløvergræsset? (2002)
Kløvergræs er et vigtigt element i økologisk mælkeproduktion. Flere undersøgelser har dog antydet at denne driftsform rummer en risiko for uønskede udslip af gasformige kvælstof-forbindelser...