Per Lennart Ambus
Professor
Geography 1
Øster Voldgade 10
1350 København K
- 2024
- Published
Long-term summer warming reduces post-fire carbon dioxide losses in an arctic heath tundra
Xu, W., Elberling, Bo & Ambus, Per Lennart, 2024, In: Agricultural and Forest Meteorology. 344, 10 p., 109823.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nitrogen immobilization could link extreme winter warming events to Arctic browning
Rasmussen, Laura Helene, Danielsen, Birgitte Kortegaard, Elberling, Bo, Ambus, Per Lennart, Björkman, M. P., Rinnan, Riikka & Andresen, L. C., 2024, In: Soil Biology and Biochemistry. 191, 11 p., 109319.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regional emissions of soil greenhouse gases across Tibetan alpine grasslands
Wang, Peiyan, Wang, J., Elberling, Bo, Ambus, Per Lennart, Li, Y., Pan, J., Zhang, R., Guo, H. & Niu, S., 2024, In: Geoderma. 443, 10 p., 116843.Research output: Contribution to journal › Journal article › Research › peer-review
- 2023
- Published
Deepened snow in combination with summer warming increases growing season nitrous oxide emissions in dry tundra, but not in wet tundra
Xu, W., Frendrup, L. L., Michelsen, Anders, Elberling, Bo & Ambus, Per Lennart, 2023, In: Soil Biology and Biochemistry. 180, 12 p., 109013.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Delayed nitrogen application after straw and charred straw addition altered the hot moment of soil N2O emissions
Ye, X., Ran, H., Wang, X., Li, G., Ambus, Per Lennart, Wang, G. & Zhu, K., 2023, In: European Journal of Soil Science. 74, 1, 15 p., e13349.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of long-term organic fertilizer substitutions on soil nitrous oxide emissions and nitrogen cycling gene abundance in a greenhouse vegetable field
Xu, W., Zhao, D., Ma, Y., Yang, G., Ambus, Per Lennart, Liu, X. & Luo, J., 2023, In: Applied Soil Ecology. 188, 10 p., 104877.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fate and stabilization of labile carbon in a sandy boreal forest soil – A question of nitrogen availability?
Meyer, N., Sietiö, O., Adamczyk, S., Ambus, Per Lennart, Biasi, C., Glaser, B., Kalu, S., Martin, A., Mganga, K. Z., Olin, M., Seppänen, A., Shrestha, R. & Karhu, K., 2023, In: Applied Soil Ecology. 191, 14 p., 105052.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fire intensity regulates the short-term postfire response of the microbiome in Arctic tundra soil
Ramm, E., Ambus, Per Lennart, Gschwendtner, S., Liu, C., Schloter, M. & Dannenmann, M., 2023, In: Geoderma. 438, 11 p., 116627.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
High nitrous oxide emissions from temporary flooded depressions within croplands
Elberling, Bo, Kovács, Gyula Mate, Hansen, Hans Frederik Engvej, Fensholt, Rasmus, Ambus, Per Lennart, Tong, Xiaoye, Gominski, Dimitri Pierre Johannes, Mueller, Carsten W., Poultney, D. M. N. & Oehmcke, Stefan, 2023, In: Communications Earth and Environment. 4, 1, 9 p., 463.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Moderate nitrogen retention in temperate heath ecosystem after elevated CO2, drought and warming through 7 years
Andresen, L. C., Ambus, Per Lennart, Beier, Claus & Michelsen, Anders, 2023, In: European Journal of Soil Science. 74, 4, 13 p., e13397.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Spatial controls of methane uptake in upland soils across climatic and geological regions in Greenland
D'Imperio, Ludovica, Li, B., Tiedje, J. M., Oh, Y., Christiansen, Jesper Riis, Kepfer Rojas, Sebastian, Westergaard-Nielsen, Andreas, Brandt, Kristian Koefoed, Holm, Peter Engelund, Wang, P., Ambus, Per Lennart & Elberling, Bo, 2023, In: Communications Earth & Environment. 4, 1, 10 p., 461.Research output: Contribution to journal › Journal article › Research › peer-review
- 2022
- Published
Våd natur kan give væsentlig klimaeffekt – men på lang sigt
Christiansen, Jesper Riis, Jepsen, Martin Rudbeck, Ambus, Per Lennart, Elberling, Bo, Mueller, Carsten W., Bruun, Sander, Busck, Anne Gravsholt, Jensen, Lars Stoumann, Bruun, Hans Henrik, Krøijer, Stine, Jessen, Nina Toudal, Jessen, Søren & Stisen, S., 25 May 2022, BIO (DM).Research output: Other contribution › Net publication - Internet publication › Communication
- Published
A review of the importance of mineral nitrogen cycling in the plant-soil-microbe system of permafrost-affected soils—changing the paradigm
Ramm, E., Liu, C., Ambus, Per Lennart, Butterbach-bahl, K., Hu, B., Martikainen, P. J., Marushchak, M. E., Mueller, Carsten W., Rennenberg, H., Schloter, M., Siljanen, H. M. P., Voigt, C., Werner, C., Biasi, C. & Dannenmann, M., 1 Jan 2022, In: Environmental Research Letters. 17, 1, 34 p., 013004.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Challenges in measuring nitrogen isotope signatures in inorganic nitrogen forms: An interlaboratory comparison of three common measurement approaches
Biasi, C., Jokinen, S., Prommer, J., Ambus, Per Lennart, Dörsch, P., Yu, L., Granger, S., Boeckx, P., Van Nieuland, K., Brueggemann, N., Wissel, H., Voropaev, A., Zilberman, T., Jaentti, H., Trubnikova, T., Welti, N., Voigt, C., Gebus-Czupyt, B., Czupyt, Z. & Wanek, W., 2022, In: Rapid Communications in Mass Spectrometry. 36, 22, 16 p., 9370.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of fire on CO2, CH4, and N2O exchange in a well-drained Arctic heath ecosystem
Hermesdorf, Lena, Elberling, Bo, D'Imperio, Ludovica, Xu, W., Lambæk, A. & Ambus, Per Lennart, 2022, In: Global Change Biology. 28, 16, p. 4882-4899Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Microbial carbon use efficiency along an altitudinal gradient
Mganga, K. Z., Sietiö, O., Meyer, N., Poeplau, C., Adamczyk, S., Biasi, C., Kalu, S., Räsänen, M., Ambus, Per Lennart, Fritze, H., Pellikka, P. K. E. & Karhu, K., 2022, In: Soil Biology and Biochemistry. 173, 12 p., 108799.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Modelling impacts of lateral N flows and seasonal warming on an arctic footslope ecosystem N budget and N2O emissions based on species-level responses
Rasmussen, Laura Helene, Zhang, W., Ambus, Per Lennart, Jansson, P. E., Kitzler, B. & Elberling, Bo, 2022, In: Biogeochemistry. 158, 2, p. 195–213 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Normalizing time in terms of space: What drives the fate of spring thaw-released nitrogen in a sloping Arctic landscape?
Rasmussen, Laura Helene, Mortensen, Louise Hindborg, Ambus, Per Lennart, Michelsen, Anders & Elberling, Bo, 2022, In: Soil Biology and Biochemistry. 175, 8 p., 108840.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pyrogenic organic matter as a nitrogen source to microbes and plants following fire in an Arctic heath tundra
Xu, W., Elberling, Bo & Ambus, Per Lennart, 2022, In: Soil Biology & Biochemistry. 170, 9 p., 108699.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Re-visiting soil carbon and nitrogen stocks in a temperate heathland seven years after the termination of free air CO2 enrichment (FACE)
Li, Qiaoyan, Ambus, Per Lennart, Michelsen, Anders, Schmidt, Inger Kappel, Beier, Claus, Dietzen, Christiana Amalie, Reinsch, S., Arndal, M. F. & Larsen, Klaus Steenberg, 2022, In: Geoderma. 428, 7 p., 116185.Research output: Contribution to journal › Journal article › Research › peer-review
- 2021
- Published
Effects of experimental fire in combination with climate warming on greenhouse gas fluxes in Arctic tundra soils
Xu, W., Lambæk, A., Holm, S. S., Furbo-halken, A., Elberling, Bo & Ambus, Per Lennart, 1 Nov 2021, In: Science of the Total Environment. 795, 12 p., 148847.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Deepened snow enhances gross nitrogen cycling among Pan-Arctic tundra soils during both winter and summer
Xu, W., Priemé, Anders, Cooper, E. J., Mörsdorf, M. A., Semenchuk, P., Elberling, Bo, Grogan, P. & Ambus, Per Lennart, 1 Sep 2021, In: Soil Biology and Biochemistry. 160, 13 p., 108356.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Short-term effects of experimental fire on CO2, CH4 and N2O exchange in a well-drained arctic tundra
Hermesdorf, Lena, D'Imperio, Ludovica, Elberling, Bo & Ambus, Per Lennart, 4 Mar 2021. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Analysis of narwhal tusks reveals lifelong feeding ecology and mercury exposure
Dietz, R., Desforges, J., Rigét, F. F., Aubail, A., Garde, E., Ambus, Per Lennart, Drimmie, R., Heide-Jørgensen, M. P. & Sonne, C., 2021, In: Current Biology. 31, 9, p. 2012-2019.e2 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of two wood-based biochars on the fate of added fertilizer nitrogen—a 15N tracing study
Kalu, S., Oyekoya, G. N., Ambus, Per Lennart, Tammeorg, P., Simojoki, A., Pihlatie, M. & Karhu, K., 2021, In: Biology and Fertility of Soils. 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fire increases soil nitrogen retention and alters nitrogen uptake patterns among dominant shrub species in an Arctic dry heath tundra
Xu, W., Elberling, Bo & Ambus, Per Lennart, 2021, In: Science of the Total Environment. 807, Part 3, 11 p., 150990.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nitrogen transport in a tundra landscape: the effects of early and late growing season lateral N inputs on arctic soil and plant N pools and N2O fluxes
Rasmussen, Laura Helene, Zhang, W., Ambus, Per Lennart, Michelsen, Anders, Jansson, P. E., Kitzler, B. & Elberling, Bo, 2021, In: Biogeochemistry. 157, p. 69–84 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nitrous oxide surface fluxes in a low Arctic heath: Effects of experimental warming along a natural snowmelt gradient
Kolstad, E., Michelsen, Anders & Ambus, Per Lennart, 2021, In: Soil Biology and Biochemistry. 160, 14 p., 108346.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Influence of Grain Legume and Tillage Strategies on CO2 and N2O Gas Exchange under Varied Environmental Conditions
Hansen, E. M. Ø., Hauggaard-nielsen, H., Justes, E., Ambus, Per Lennart & Mikkelsen, T. N., 2021, In: Agriculture. 11, 5, 18 p., 464.Research output: Contribution to journal › Journal article › Research › peer-review
- 2020
- Published
Slope hydrology and permafrost: The effect of snowmelt N transport on downslope ecosystem
Rasmussen, Laura Helene, Ambus, Per Lennart, Zhang, W., Jansson, P. E., Michelsen, Anders & Elberling, Bo, 1 May 2020. 2 p.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
A new dataset of soil carbon and nitrogen stocks and profiles from an instrumented Greenlandic fen designed to evaluate land-surface models
Morel, X., Hansen, Birger, Delire, C., Ambus, Per Lennart, Mastepanov, M. & Decharme, B., 2020, In: Earth System Science Data. 12, 4, p. 2365-2380 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Combined effects of glacial retreat and penguin activity on soil greenhouse gas fluxes on South Georgia, sub-Antarctica
Wang, P., D'Imperio, Ludovica, Biersma, Elisabeth M., Ranniku, R., Xu, W., Tian, Q., Ambus, Per Lennart & Elberling, Bo, 2020, In: The Science of the Total Environment. 718, 135255.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nitrogen isotopes reveal high N retention in plants and soil of old Norse and Inuit deposits along a wet-dry arctic fjord transect in Greenland
Andersen, E. A. S., Michelsen, Anders, Fenger-Nielsen, R., Hollesen, J., Ambus, Per Lennart & Elberling, Bo, 2020, In: Plant and Soil. 455, 1-2, p. 241-255 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2019
- Published
Accumulation of soil carbon under elevated CO2 unaffected by warming and drought
Dietzen, Christiana Amalie, Larsen, Klaus Steenberg, Ambus, Per Lennart, Arndal, M. F., Beier, Claus, Reinsch, S. & Schmidt, Inger Kappel, 2019, In: Geophysical Research Abstracts. 21, 1 p., EGU2019-5220.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Accumulation of soil carbon under elevated CO2 unaffected by warming and drought
Dietzen, Christiana Amalie, Larsen, Klaus Steenberg, Ambus, Per Lennart, Michelsen, Anders, Arndal, M. F., Beier, Claus, Reinsch, S. & Schmidt, Inger Kappel, 2019, In: Global Change Biology. 25, 9, p. 2970-2977 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Biochar application as a tool to decrease soil nitrogen losses (NH3 volatilization, N2O emissions, and N leaching) from croplands: Options and mitigation strength in a global perspective
Liu, Q., Liu, B., Zhang, Y., Hu, T., Lin, Z., Liu, G., Wang, X., Ma, J., Wang, H., Jin, H., Ambus, Per Lennart, Amonette, J. E. & Xie, Z., 2019, In: Global Change Biology. 25, 6, p. 2077-2093 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Combining a Quantum Cascade Laser Spectrometer with an Automated Closed-Chamber System for delta δ13 Measurements of Forest Soil, Tree Stem and Tree Root CO2 Fluxes
Brændholt, A., Ibrom, A., Ambus, Per Lennart, Larsen, Klaus Steenberg & Pilegaard, K., 2019, In: Forests. 10, 5Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Deepened winter snow significantly influences the availability and forms of nitrogen taken up by plants in High Arctic tundra
Mörsdorf, M. A., Baggesen, N. S., Yoccoz, N. G., Michelsen, Anders, Elberling, Bo, Ambus, Per Lennart & Cooper, E. J., 2019, In: Soil Biology & Biochemistry. 135, p. 222-234 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sea animal activity controls CO2 , CH4 and N2O emission hotspots on South Georgia, sub-Antarctica
Wang, P., D'Imperio, Ludovica, Liu, B., Tian, Q., Jia, Z., Ambus, Per Lennart, Rasch, M. & Elberling, Bo, 2019, In: Soil Biology and Biochemistry. 132, p. 174-186 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2018
- Published
Context-dependent tree species effects on soil nitrogen transformations and related microbial functional genes
Ribbons, R. R., Kepfer Rojas, Sebastian, Kosawang, Chatchai, Hansen, Ole Kim, Ambus, Per Lennart, McDonald, M., Grayston, S. J., Prescott, C. E. & Vesterdal, Lars, 1 Sep 2018, In: Biogeochemistry. 140, 2, p. 145-160 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
How does biochar influence soil N cycle? A meta-analysis
Liu, Q., Zhang, Y., Liu, B., Amonette, J. E., Lin, Z., Liu, G., Ambus, Per Lennart & Xie, Z., 2018, In: Plant and Soil. 426, 1-2, p. 211-225 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Isotopic methods for non-destructive assessment of carbon dynamics in shrublands under long-term climate change manipulation
Andresen, L. C., Domínguez, M. T., Reinsch, S., Smith, A. R., Schmidt, Inger Kappel, Ambus, Per Lennart, Beier, Claus, Boeckx, P., Bol, R., De Dato, G., Emmett, B. A., Estiarte, M., Garnett, M. H., Kröel-dulay, G., Mason, S. L., Nielsen, C. S., Peñuelas, J. & Tietema, A., 2018, In: Methods in Ecology and Evolution. 9, 4, p. 866-880 15 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Minimum tillage mitigated soil N2O emissions and maximized crop yield in faba bean in a Mediterranean environment
Volpi, I., Antichi, D., Ambus, Per Lennart, Bonari, E., Nassi o Di Nasso, N. & Bosco, S., 2018, In: Soil & Tillage Research. 178, p. 11-21 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Paddy soil drainage influences residue carbon contribution to methane emissions
Tariq, Azeem, Jensen, Lars Stoumann, Sander, B. O., de Tourdonnet, S., Ambus, Per Lennart, Phan Huu Thanh, Mai Van Trinh & de Neergaard, Andreas, 2018, In: Journal of Environmental Management. 225, p. 168-176 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Postfire nitrogen balance of Mediterranean shrublands: Direct combustion losses versus gaseous and leaching losses from the postfire soil mineral nitrogen flush
Dannenmann, M., Diaz-Pines, E., Kitzler, B., Karhu, K., Tejedor, J., Ambus, Per Lennart, Parra, A., Sanchez-Martin, L., Resco, V., Ramirez, D. A., Povoas-Guimaraes, L., Willibald, G., Gasche, R., Zechmeister-Boltenstern, S., Kraus, D., Castaldi, S., Vallejo, A., Rubio, A., Moreno, J. M. & Butterbach-Bahl, K., 2018, In: Global Change Biology. 24, 10, p. 4505-4520 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Resistance of soil protein depolymerization rates to eight years of elevated CO2, warming, and summer drought in a temperate heathland
Wild, B., Ambus, Per Lennart, Reinsch, S. & Richter, A., 2018, In: Biogeochemistry. 140, 3, p. 255-267 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2017
Activity of Type I Methanotrophs Dominates under High Methane Concentration: Methanotrophic Activity in Slurry Surface Crusts as Influenced by Methane, Oxygen, and Inorganic Nitrogen
Duan, Y., Reinsch, S., Ambus, Per Lennart, Elsgaard, L. & Petersen, S. O., 2017, In: Journal of Environmental Quality. 46, 4, p. 767-775 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Decrease in heathland soil labile organic carbon under future atmospheric and climatic conditions
Thaysen, E. M., Reinsch, S., Larsen, Klaus Steenberg & Ambus, Per Lennart, 2017, In: Biogeochemistry. 133, 1, p. 17-36 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Gas chromatography vs. quantum cascade laser-based N2O flux measurements using a novel chamber design
Bruemmer, C., Lyshede, B., Lempio, D., Delorme, J., Rueffer, J. J., Fuss, R., Moffat, A. M., Hurkuck, M., Ibrom, A., Ambus, Per Lennart, Flessa, H. & Kutsch, W. L., 2017, In: Biogeosciences. 14, 6, p. 1365-1381 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Impact of decade-long warming, nutrient addition and shading on emission and carbon isotopic composition of CO2 from two subarctic dwarf shrub heaths
Ravn, N. R., Ambus, Per Lennart & Michelsen, Anders, 2017, In: Soil Biology & Biochemistry. 111, p. 15-24 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Individual variation of persistent organic pollutants in relation to stable isotope ratios, sex, reproductive phase and oxidative status in Scopoli's shearwaters (Calonectris diomedea) from the Southern Mediterranean
Costantini, D., Sebastiano, M., Mueller, M. S., Eulaers, I., Ambus, Per Lennart, Malarvannan, G., Covaci, A., Massa, B. & Dell'Omo, G., 2017, In: Science of the Total Environment. 598, p. 179-187 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Linking rhizospheric CH4 oxidation and net CH4 emissions in an arctic wetland based on 13CH4 labeling of mesocosms
Nielsen, C. S., Michelsen, Anders, Ambus, Per Lennart, Deepagoda, T. K. K. C. & Elberling, Bo, 2017, In: Plant and Soil. 412, 1-2, p. 201–213 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Long-term and realistic global change manipulations had low impact on diversity of soil biota in temperate heathland
Holmstrup, M., Damgaard, C., Schmidt, Inger Kappel, Arndal, M. F., Beier, Claus, Mikkelsen, T. N., Ambus, Per Lennart, Larsen, Klaus Steenberg, Pilegaard, K., Michelsen, Anders, Andresen, L. C., Haugwitz, M. S., Bergmark, L., Priemé, Anders, Zaitsev, A. S., Georgieva, S., Dam, M., Vestergård, M. & Christensen, Søren, 2017, In: Scientific Reports. 7, 11 p., 41388.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The first exposure assessment of legacy and unrestricted brominated flame retardants in predatory birds of Pakistan
Abbasi, N. A., Eulaers, I., Jaspers, V. L. B., Chaudhry, M. J. I., Frantz, A., Ambus, Per Lennart, Covaci, A. & Malik, R. N., 2017, In: Environmental Pollution. 220, Part B, p. 1208-1219 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2016
- Published
Use of feathers to assess polychlorinated biphenyl and organochlorine pesticide exposure in top predatory bird species of Pakistan
Abbasi, N. A., Eulaers, I., Jaspers, V. L. B., Chaudhry, M. J. I., Frantz, A., Ambus, Per Lennart, Covaci, A. & Malik, R. N., 1 Nov 2016, In: Science of the Total Environment. 569-570, p. 1408-1417Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Urea in Weaver Ant Feces: Quantification and Investigation of the Uptake and Translocation of Urea in Coffea arabica
Vidkjær, Nanna Hjort, Wollenweber, B., Jensen, K. V., Ambus, Per Lennart, Offenberg, J. & Fomsgaard, I. S., 1 Sep 2016, In: Journal of Plant Growth Regulation. 35, 3, p. 803-814 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Productivity and carbon footprint of perennial grass-forage legume intercropping strategies with high or low nitrogen fertilizer input
Hauggaard-Nielsen, H., Lachouani, P., Knudsen, M. T., Ambus, Per Lennart, Boelt, B. & Gislum, R., 15 Jan 2016, In: Science of the Total Environment. 541, p. 1339-1347Research output: Contribution to journal › Journal article › Research › peer-review
Carbon footprint of rice production under biochar amendment - a case study in a Chinese rice cropping system
Liu, Q., Liu, B., Ambus, Per Lennart, Zhang, Y., Hansen, V., Lin, Z., Shen, D., Liu, G., Bei, Q., Zhu, J., Wang, X., Ma, J., Lin, X., Yu, Y., Zhu, C. & Xie, Z., 1 Jan 2016, In: Global Change Biology. Bioenergy. 8, 1, p. 148-159 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Corrigendum to "Productivity and carbon footprint of perennial grass-forage legume intercropping strategies with high or low nitrogen fertilizer input ": [Sci. Total Environ. 541 (January 2016) pages 1339–1347]
Hauggaard-Nielsen, H., Lachouani, P., Knudsen, M. T., Ambus, Per Lennart, Boelt, B. & Gislum, R., 2016, In: Science of the Total Environment. 557-558, p. 917-918 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Enhanced priming of old, not new soil carbon at elevated atmospheric CO2
Vestergård, M., Reinsch, S., Bengtson, P., Ambus, Per Lennart & Christensen, Søren, 2016, In: Soil Biology & Biochemistry. 100, p. 140-148 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2015
Fire increases the risk of higher soil N2O emissions from Mediterranean Macchia ecosystems
Karhu, K., Dannenmann, M., Kitzler, B., Diaz-Pines, E., Tejedor, J., Ramirez, D. A., Parra, A., Resco de Dios, V., Moreno, J. M., Rubio, A., Guimaraes-Povoas, L., Zechmeister-Boitenstern, S., Butterbach-Bahl, K. & Ambus, Per Lennart, 1 Mar 2015, In: Soil Biology & Biochemistry. 82, p. 44-51 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2014
UV-induced N2O emission from plants
Bruhn, D., Albert, K. R., Mikkelsen, T. N. & Ambus, Per Lennart, 1 Dec 2014, In: Atmospheric Environment. 99, p. 206-214 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
Effects of green manure storage and incorporation methods on nitrogen release and N2O emissions after soil application
Carter, M. S., Sorensen, P., Petersen, S. O., Ma, X. & Ambus, Per Lennart, 1 Nov 2014, In: Biology and Fertility of Soils. 50, 8, p. 1233-1246 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of lime and concrete waste on Vadose Zone carbon cycling
Thaysen, E. M., Jessen, Søren, Postma, D., Jakobsen, R., Jacques, D., Ambus, Per Lennart, Laloy, E. & Jakobsen, I., Nov 2014, In: Vadose Zone Journal. 13, 11, 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Combined climate factors alleviate changes in gross soil nitrogen dynamics in heathlands
Bjorsne, A., Rutting, T. & Ambus, Per Lennart, 1 Aug 2014, In: Biogeochemistry. 120, 1-3, p. 191-201 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Collembola feeding habits and niche specialization in agricultural grasslands of different composition
Sechi, V., D'Annibale, A., Ambus, Per Lennart, Sarossy, Z., Krogh, P. H., Eriksen, J. & Holmstrup, M., 1 Jul 2014, In: Soil Biology & Biochemistry. 74, p. 31-38 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
Gas cleaning with hot char beds studied by stable isotopes
Egsgaard, H., Ahrenfeldt, J., Ambus, Per Lennart, Schaumburg, K. & Henriksen, U. B., 1 May 2014, In: Journal of Analytical and Applied Pyrolysis. 107, p. 174-182 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
A decade of free-air CO2 enrichment increased the carbon throughput in a grass-clover ecosystem but did not drastically change carbon allocation patterns
Staddon, P. L., Reinsch, S., Olsson, P. A., Ambus, Per Lennart, Luescher, A. & Jakobsen, I., 1 Apr 2014, In: Functional Ecology. 28, 2, SI, p. 538-545 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bacteria and fungi respond differently to multifactorial climate change in a temperate heathland, traced with 13C-Glycine and FACE CO2
Andresen, L. C., Dungait, J. A. J., Bol, R., Selsted, M. B., Ambus, Per Lennart & Michelsen, Anders, 2014, In: P L o S One. 9, 1, 9 p., e85070.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Biological 12C-13C fractionation increases with increasing community-complexity in soil microcosms
Yang, W., Magid, Jakob, Christensen, Søren, Rønn, Regin, Ambus, Per Lennart & Ekelund, Flemming, 2014, In: Soil Biology & Biochemistry. 69, p. 197-201 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments
Vicca, S., Bahn, M., Estiarte, M., van Loon, E. E., Vargas, R., Alberti, G., Ambus, P. L., Arain, A. M., Beier, C., Bentley, L. P., Borken, W., Buchmann, N., Collins, S. L., de Dato, G., Dukes, J. S., Escolar, C., Fay, P., Guidolotti, G., Hanson, P. J., Kahmen, A. & 28 others, , 2014, In: Biogeosciences. 11, p. 2991-3013 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Corrigendum to "Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments"
Vicca, S., Bahn, M., Estiarte, M., van Loon, E., Vargas, R., Alberti, G., Ambus, P. L., Arft, A. M., Beier, C., Bentley, L. P., Borken, W., Buchmann, N., Collins, S. L., de Dato, G., Dukes, J. S., Escolar, C., Fay, P., Guidolotti, G., Hanson, P. J., Kahmen, A. & 28 others, , 2014, In: Biogeosciences. 11, 12, p. 3307-3308 2 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Inorganic carbon fluxes across the vadose zone of planted and unplanted soil mesocosms
Thaysen, E. M., Jacques, D., Jessen, Søren, Andersen, C. E., Laloy, E., Ambus, Per Lennart, Postma, D. & Jakobsen, I., 2014, In: Biogeosciences. 11, p. 7179-7192 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Short-term utilization of carbon by the soil microbial community under future climatic conditions in a temperate heathland
Reinsch, S., Michelsen, Anders, Sárossy, Z., Egsgaard, H., Schmidt, Inger Kappel, Jakobsen, I. & Ambus, Per Lennart, 2014, In: Soil Biology & Biochemistry. 68, p. 9-19 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Technical Note: Mesocosm approach to quantify dissolved inorganic carbon percolation fluxes
Thaysen, E. M., Jessen, Søren, Ambus, Per Lennart, Beier, Claus, Postma, D. & Jakobsen, I., 2014, In: Biogeosciences. 11, 4, p. 1077-1084 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2013
Priming of Soil Carbon Decomposition in Two Inner Mongolia Grassland Soils following Sheep Dung Addition: A Study Using C-13 Natural Abundance Approach
Ma, X., Ambus, Per Lennart, Wang, S., Wang, Y. & Wang, C., 13 Nov 2013, In: PLOS ONE. 8, 11Research output: Contribution to journal › Journal article › Research › peer-review
Impact of future climatic conditions on the potential for soil organic matter priming
Reinsch, S., Ambus, Per Lennart, Thornton, B. & Paterson, E., 1 Oct 2013, In: Soil Biology & Biochemistry. 65, p. 133-140 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
Nitrous oxide emission from Ulva lactuca incubated in batch cultures is stimulated by nitrite, nitrate and light
Albert, K. R., Bruhn, A. & Ambus, Per Lennart, 1 Oct 2013, In: Journal of Experimental Marine Biology and Ecology. 448, p. 37-45 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
In situ 13CO2 pulse-labeling in a temperate heathland - development of a mobile multi-plot field setup
Reinsch, S. & Ambus, Per Lennart, 15 Jul 2013, In: Rapid Communications in Mass Spectrometry. 27, 13, p. 1417-1428 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
Annual maize and perennial grass-clover strip cropping for increased resource use efficiency and productivity using organic farming practice as a model
Hauggaard-Nielsen, H., Johansen, A., Carter, M. S., Ambus, Per Lennart & Jensen, E. S., 1 May 2013, In: European Journal of Agronomy. 47, p. 55-64 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
Long-term effects of cropping system on N2O emission potential
Petersen, S. O., Ambus, Per Lennart, Elsgaard, L., Schjonning, P. & Olesen, J. E., 1 Feb 2013, In: Soil Biology & Biochemistry. 57, p. 706-712 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
Effects of digestate from anaerobically digested cattle slurry and plant materials on soil microbial community and emission of CO2 and N2O
Johansen, A., Carter, M. S., Jensen, E. S., Hauggard-Nielsen, H. & Ambus, Per Lennart, 1 Jan 2013, In: Agriculture, Ecosystems & Environment. 63, p. 36-44 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Common arbuscular mycorrhizal networks amplify competition for phosphorus between seedlings and established plants
Merrild, M., Ambus, Per Lennart, Rosendahl, Søren & Jakobsen, I., 2013, In: New Phytologist. 200, 1, p. 229-240 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Technical note: mesocosm approach to quantification of carbon dioxide fluxes across the vadose zone
Thaysen, E. M., Jessen, Søren, Ambus, Per Lennart, Beier, Claus, Postma, D. & Jakobsen, Iver, 2013, In: Biogeosciences Discussions. p. 9947-9967Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The natural abundance of 15N in litter and soil profiles under six temperate tree species: N cycling depends on tree species traits and site fertility
Callesen, Ingeborg, Nilsson, L. O., Schmidt, Inger Kappel, Vesterdal, Lars, Ambus, Per Lennart, Christiansen, Jesper Riis, Högberg, P. & Gundersen, Per, 2013, In: Plant and Soil. 368, 1-2, p. 375–392 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
UV-induced carbon monoxide emission from living vegetation
Bruhn, D., Albert, K. R., Mikkelsen, T. N. & Ambus, Per Lennart, 2013, In: Biogeosciences. 10, 12, p. 7877-7882 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2012
Strip cropping of alternating perennial grass-clover and annual rye-vetch intercrops when grown within an organic farming system
Hauggaard-Nielsen, H., Johansen, A., Carter, M. S., Ambus, Per Lennart & Jensen, E. S., 20 Sep 2012, In: Field Crops Research. 136, p. 1-11 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Consequences of field N2O emissions for the environmental sustainability of plant-based biofuels produced within an organic farming system
Carter, M. S., Hauggaard-Nielsen, H., Heiske, S., Jensen, M., Thomsen, Sune Tjalfe, Schmidt, J. E., Johansen, A. & Ambus, Per Lennart, 1 Jul 2012, In: Global Change Biology. Bioenergy. 4, 4, SI, p. 435-452 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
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, H., Eriksen, J., Ambus, Per Lennart & Johansen, A., May 2012, In: Biology and Fertility of Soils. 48, 4, p. 371-383 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
Effects of slow and fast pyrolysis biochar on soil C and N turnover dynamics
Bruun, E. W., Ambus, Per Lennart, Egsgaard, H. & Hauggaard-Nielsen, H., 1 Mar 2012, In: Soil Biology & Biochemistry. 46, p. 73-79 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
Terrestrial plant methane production and emission
Bruhn, D., Moller, I. M., Mikkelsen, T. N. & Ambus, Per Lennart, 1 Mar 2012, In: Physiologia Plantarum. 144, 3, p. 201-209 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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, M. B., van der Linden, L., Ibrom, A., Michelsen, Anders, Larsen, Klaus Steenberg, Pedersen, J., Mikkelsen, T. N., Pilegaard, K., Beier, Claus & Ambus, Per Lennart, 2012, In: Global Change Biology. 18, 4, p. 1216-1230 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2011
Application of biochar to soil and N2O emissions: Potential effects of blending fast-pyrolysis biochar with anaerobically digested slurry
Bruun, E. W., Müller-Stöver, Dorette Sophie, Ambus, Per Lennart & Hauggaard-Nielsen, H., Aug 2011, In: European Journal of Soil Science. 62, 4, p. 581-589 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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, H., Crozat, Y., Gooding, M., Ambus, Per Lennart, Dahlmann, C., von Fragstein, P., Pristeri, A., Monti, M. & Jensen, E. S., 14 Jun 2011, In: Field Crops Research. 122, 3, p. 264-272 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
Effects of clover density on N2O emissions and plant-soil N transfers in a fertilised upland pasture
Klumpp, K., Bloor, J. M. G., Ambus, Per Lennart & Soussana, J., 1 Jun 2011, In: Plant and Soil. 343, 1-2, p. 97-107 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Reactive nitrogen and greenhouse gas flux interactions in terrestrial ecosystems
Ambus, Per Lennart, Skiba, U., Butterbach-Bahl, K. & Sutton, M. A., 1 Jun 2011, In: Plant and Soil. 343, 1-2, p. 1-3 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
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, G., Haussmann, B. I. G., Ambus, Per Lennart & Hogh-Jensen, H., 1 Mar 2011, In: Plant and Soil. 340, 1-2, SI, p. 369-382 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
Influence of fast pyrolysis temperature on biochar labile fraction and short-term carbon loss in a loamy soil
Bruun, E. W., Hauggaard-Nielsen, H., Ibrahim, N., Egsgaard, H., Ambus, Per Lennart, Jensen, P. A. & Dam-Johansen, K., 1 Mar 2011, In: Biomass & Bioenergy. 35, 3, p. 1182-1189 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Measurement of carbon dioxide fluxes in a free-air carbon dioxide enrichment experiment using the closed flux chamber technique
Selsted, M. B., Ambus, Per Lennart, Michelsen, Anders, van der Linden, L., Larsen, Klaus Steenberg, Pilegaard, K., Mikkelsen, T. N. & Beier, Claus, 1 Jan 2011, In: Atmospheric Environment. 45, 1, p. 208-214 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Climate factors increase glycine use by gram positive bacteria
Andresen, L. C., Bol, R., Dungait, J., Ambus, Per Lennart & Michelsen, Anders, 2011.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Effects of elevated atmospheric CO2, prolonged summer drought and temperature increase on N2O and CH4 fluxes in a temperate heathland
Carter, M. S., Ambus, Per Lennart, Albert, K. R., Larsen, Klaus Steenberg, Andersson, M., Priemé, Anders, van der Linden, L. & Beier, Claus, 2011, In: Soil Biology & Biochemistry. 43, 8, p. 1660-1670 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Is methane released from the forest canopy?
Mikkelsen, T. N., Bruhn, D., Ambus, Per Lennart, Larsen, Klaus Steenberg, Ibrom, I. & Pilegaard, K., 2011, In: iForest. 4, p. 200-204 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Labelling belowground with 18O to determine soil respiration
Andresen, L. C., Ambus, Per Lennart, Dungait, J. & Bol, R., 2011.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Organic matter flow in the food web at a temperate heath under multifactorial climate change
Andresen, L. C., Konestabo, H. S., Maraldo, K., Holmstrup, M., Ambus, Per Lennart, Beier, Claus & Michelsen, Anders, 2011, In: Rapid Communications in Mass Spectrometry. 25, 11, p. 1485-1496 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reduced N cycling in response to elevated CO2, warming, and drought in a Danish heathland
Larsen, K. S., Andresen, L. C., Beier, C., Jonasson, S. E., Albert, K. R., Ambus, P. L., Arndal, M. F., Carter, M. S., Christensen, S., Holmstrup, M., Ibrom, A., Nielsen, J. K., van der Linden, L., Maraldo, K., Michelsen, A., Mikkelsen, T. N., Pilegaard, K., Priemé, A., Ro-Poulsen, H., Schmidt, I. K. & 2 others, , 2011, Nitrogen & global change: key findings - future challenges. 2 p.Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
- Published
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, K. S., Andresen, L. C., Beier, C., Jonasson, S. E., Albert, K. A., Ambus, P. L., Arndal, M. F., Carter, M. S., Christensen, S., Holmstrup, M., Ibrom, A., Nielsen, J. K., Van der Linden, L., Maraldo, K., Michelsen, A., Mikkelsen, T. N., Pilegaard, K., Priemé, A., Ro-Poulsen, H., Schmidt, I. K. & 2 others, , 2011, In: Global Change Biology. 17, 5, p. 1884-1899 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
Development of an accumulation-based system for cost-effective chamber measurements of inert trace gas fluxes
Ambus, Per Lennart, Skiba, U., Drewer, J., Jones, S. K., Carter, M. S., Albert, K. R. & Sutton, M. A., 1 Oct 2010, In: European Journal of Soil Science. 61, 5, p. 785-792 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
Emissions of nitrous oxide from Irish arable soils: effects of tillage and reduced N input
Abdalla, M., Jones, M., Ambus, Per Lennart & Williams, M., 1 Jan 2010, In: Nutrient Cycling in Agroecosystems. 86, 1, p. 53-65 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Belowground heathland responses after 2 years of combined warming, elevated CO2 and summer drought
Andresen, L. C., Michelsen, Anders, Ambus, Per Lennart & Beier, Claus, 2010, In: Biogeochemistry. 101, 1-3, p. 27-42 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Emissions of nitrous oxide from arable organic and conventional cropping systems on two soil types
Chirinda, N., Carter, M. S., Albert, K. R., Ambus, Per Lennart, Olesen, J. E., Porter, John Roy & Petersen, S. O., 2010, In: Agriculture, Ecosystems & Environment. 136, 3-4, p. 199-208 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Plant nutrient mobilization in temperate heathland responds to elevated CO2, temperature and drought
Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Schmidt, Inger Kappel, Mikkelsen, T. N., Ambus, Per Lennart & Beier, Claus, 2010, In: Plant and Soil. 328, 1-2, p. 381-396 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2009
Pea-barley intercropping and short-term subsequent crop effects across European organic cropping conditions
Hauggaard-Nielsen, H., Gooding, M., Ambus, Per Lennart, Corre- Hellou, G., Crozat, Y., Dahlmann, C., Dibet, A., von Fragstein, P., Pristeri, A., Monti, M. & Jensen, E. S., 1 Oct 2009, In: Nutrient Cycling in Agroecosystems. 85, 2, p. 141-155 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
Application of the DNDC model to predict emissions of N2O from Irish agriculture
Abdalla, M., Wattenbach, M., Smith, P., Ambus, Per Lennart, Jones, M. & Williams, M., 15 Jul 2009, In: Geoderma. 151, 3-4, p. 327-337 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Pea-barley intercropping for efficient symbiotic N2-fixation, soil N acquisition and use of other nutrients in European organic cropping systems
Hauggaard-Nielsen, H., Gooding, M., Ambus, Per Lennart, Corre- Hellou, G., Crozat, Y., Dahlmann, C., Dibet, A., von Fragstein, P., Pristeri, A., Monti, M. & Jensen, E. S., 10 Jul 2009, In: Field Crops Research. 113, 1, p. 64-71 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nitrogen rhizodeposition from soybean (Glycine max) and its impact on nutrient budgets in two contrasting environments of the Guinean savannah zone of Nigeria
Laberge, G., Franke, A. C., Ambus, Per Lennart & Hogh-Jensen, H., 1 May 2009, In: Nutrient Cycling in Agroecosystems. 84, 1, p. 49-58 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
The influence of water stress on biomass and N accumulation, N partitioning between above and below ground parts and on N rhizodeposition during reproductive growth of pea (Pisum sativum L.)
Mahieu, S., Germon, F., Aveline, A., Hauggaard- Nielsen, H., Ambus, Per Lennart & Jensen, E. S., 1 Feb 2009, In: Soil Biology & Biochemistry. 41, 2, p. 380-387 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Atmospheric composition change: ecosystems-atmosphere interactions
Fowler, D., Pilegaard, K., Sutton, M. A., Ambus, P. L., Raivonen, M., Duyzer, J., Simpson, D., Fagerli, H., Fuzzi, S., Schjørring, J. K., Granier, C., Neftel, A., Isaksen, I. S. A., Laj, P., Maione, M., Monks, P. S., Burkhardt, J., Daemmgen, U., Neirynck, J., Personne, E. & 37 others, , 2009, In: Atmospheric Environment. 43, 33, p. 5193-5267 75 p.Research output: Contribution to journal › Journal article › Research › peer-review
Biosphere-atmosphere exchange of reactive nitrogen and greenhouse gases at the NitroEurope core flux measurement sites: Measurement strategy and first data sets
Skiba, U., Drewer, J., Tang, Y. S., van Dijk, N., Helfter, C., Nemitz, E., Famulari, D., Cape, J. N., Jones, S. K., Twigg, M., Pihlatie, M., Vesala, T., Larsen, K. S., Carter, M. S., Ambus, P., Ibrom, A., Beier, C., Hensen, A., Frumau, A., Erisman, J. W. & 25 others, , 2009, In: Applied Soil Ecology. 133, 3-4, p. 139-149Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ecosystem Recovery after Drought Events in Our Future Climate
Selsted, M. B., Albert, K., Ambus, Per Lennart, Michelsen, Anders, Ro-Poulsen, Helge, Mikkelsen, T. N. & Ibrom, A., 2009, In: Institute of Physics Conference Series.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Ecosystem carbon balance under future climate conditions: The CLIMAITE project carbon synthesis.
Linden, L., Beier, C., Mikkelsen, T. N., Holmstrup, M., Schmidt, Inger Kappel, Ambus, Per Lennart, Pilegaard, K., Albert, K., Andresen, L. C., Selsted, M. B., Larsen, K. S. & Ibrom, A., 2009, In: Institute of Physics Conference Series.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Effects of temperature, ultraviolet radiation and pectin methyl esterase on aerobic methane release from plant material
Bruhn, D., Mikkelsen, T. N., Øbro, J., Willats, W. G. T. & Ambus, Per Lennart, 2009, In: Plant Biology. 11, 1, p. 43-48 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Glycine uptake in heath plants and soil microbes responds to elevated temperature, CO2 and drought
Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Beier, Claus & Ambus, Per Lennart, 2009, In: Acta Oecologica. 35, 6, p. 786-796 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Is nitrogen deposition the main driver of increasing carbon sequestration in a Danish Beech forest?
Larsen, Klaus Steenberg, Ibrom, A., Pilegaard, K., Ambus, Per Lennart, Carter, M. S. & Beier, Claus, 2009, In: IOP Conference Series: Earth and Environmental Science. 6, 1 p., 082014.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Is organic farming a mitigation option? - A study on N2O emission from winter wheat
Carter S., M., Albert, K. & Ambus, Per Lennart, 2009, In: Institute of Physics Conference Series.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Nitrogen uptake in temperate heath vegetation and soil microbes is influenced by elevated temperature, CO2 and drought
Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Beier, Claus & Ambus, Per Lennart, 2009, In: Institute of Physics Conference Series.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Responses of carbon and water fluxes following drought events in combinations with warming and elevated CO2
Selsted, M. B., Albert, K., Ambus, Per Lennart, Michelsen, Anders, Ro-Poulsen, Helge, Mikkelsen, T. N. & Ibrom, A., 2009, In: Metlan Tyoraportteja. p. 144Research output: Contribution to journal › Conference abstract in journal › Research
- 2008
- Published
CLIMAITE - a three factor climate change ecosystem manipulation experiment: Geophysical Research Abstracts, Vol. 10, EGU2008-A-07931, 2008. SRef-ID: 1607-7962/gra/EGU2008-A-07931. EGU General Assembly 13-18 April 2008 in Vienna, Switzerland
N. Mikkelsen, T., Beier, C., Jonasson, S. E., Holmstrup, M., Schmidt, I. K., Ambus, P. L., Pilegaard, K., Michelsen, A., Albert, K., Andresen, L. C., Arndal, M. F., Bruun, N., Christensen, S., Danbæk, S., Gundersen, P., Jørgensen, P., J. Linden, L., Pedersen, J. K., Maraldo, K., Priemé, A. & 11 others, , 2008.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Experimental design of multifactor climate change experiments with elevated CO2, warming and drought: the CLIMAITE project
Mikkelsen, T. N., Beier, C., Jonasson, S. E., Holmstrup, M., Schmidt, I. K., Ambus, P. L., Pilegaard, K., Michelsen, A., Albert, K., Andresen, L. C., Arndal, M. F., Bruun, N., Christensen, S., Danbæk, S., Gundersen, P., Jørgensen, P., Linden, L., Nielsen, J. K., Maraldo, K., Priemé, A. & 11 others, , 2008, In: Functional Ecology. 22, 1, p. 185-195 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
Effects of climate and management intensity on nitrous oxide emissions in grassland systems across Europe
Flechard, C. R., Ambus, P., Skiba, U., Rees, R. M., Hensen, A., van Amstel, A., van den Pol-van Dasselaar, A., Soussana, J-F., Jones, M., Clifton-Brown, J., Raschi, A., Horvath, L., Neftel, A., Jocher, M., Ammann, C., Leifeld, J., Fuhrer, J., Calanca, P., Thalman, E., Pilegaard, K. & 23 others, , 1 Jun 2007, In: Applied Soil Ecology. 121, 1-2, p. 135-152 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
Enzymatic evidence for the key role of arginine in nitrogen translocation by arbuscular mycorrhizal fungi
Cruz, C., Egsgaard, H., Trujillo, C., Ambus, Per Lennart, Requena, N., Martins-Loucao, M. A. & Jakobsen, I., 1 Jun 2007, In: Plant Physiology. 144, 2, p. 782-792 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Full accounting of the greenhouse gas (CO2, N2O, CH4) budget of nine European grassland sites
Soussana, J. F., Allard, V., Pilegaard, K., Ambus, P., Amman, C., Campbell, C., Ceschia, E., Clifton-Brown, J., Czobel, S., Domingues, R., Flechard, C., Fuhrer, J., Hensen, A., Horvath, L., Jones, M., Kasper, G., Martin, C., Nagy, Z., Neftel, A., Raschi, A. & 8 others, , 1 Jun 2007, In: Applied Soil Ecology. 121, 1-2, p. 121-134 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
Natural 15N abundance of soil N pools and N2O reflect the nitrogen dynamics of forest soils
Poertl, K., Zechmeister-Boltenstern, S., Wanek, W., Ambus, Per Lennart & Berger, T. W., 1 Jun 2007, In: Plant and Soil. 295, 1-2, p. 79-94 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
Short-term carbon and nitrogen cycling in urine patches assessed by combined carbon-13 and nitrogen-15 labelling
Ambus, Per Lennart, Petersen, S. O. & Soussana, J., 1 Jun 2007, In: Applied Soil Ecology. 121, 1-2, p. 84-92 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Combined effects of drought, temperature and CO2 on GHG emissions from temperate shrub-land
Ambus, Per Lennart, Priemé, Anders, S. Carter, M., Albert, K., S. Larsen, K., Andersson, M. & Beier, C., 2007.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Denitrification and N2O losses in a heath-land under changing climate conditions
Ambus, Per Lennart, Priemé, Anders, S. Carter, M., Albert, K., S. Larsen, K., Andersson, M. & Beier, C., 2007.Research output: Contribution to conference › Conference abstract for conference › Research
Influence of 15N enrichment on the net isotopic fractionation factor during the reduction of nitrate to nitrous oxide in soil
Mathieu, O., Leveque, J., Henault, C., Ambus, Per Lennart, Millouxl, M. & Andreux, F., 2007, In: Rapid Communications in Mass Spectrometry. 21, 8, p. 1447-1451 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Klimaændringer og processer og funktion i terrestiske økosystemer
Schmidt, Inger Kappel, Beier, C., Nielsen, Jane Kongstad, Andresen, L., Michelsen, Anders, Albert, K., Ambus, Per Lennart, Selsted, M., Maraldo, K., Holmstrup, M., Arndal, M. F., Mikkelsen, T. N., Ro-Poulsen, Helge, Jonassen, S. & Karsten, R. J., 2007, In: Flora og Fauna. 113, 4, p. 117-128 12 p.Research output: Contribution to journal › Journal article › Research
- 2006
The effect of increased n deposition on nitrous oxide, methane and carbon dioxide fluxes from unmanaged forest and grassland communities in Michigan
Ambus, Per Lennart & Robertson, G. P., 1 Jul 2006, In: Biogeochemistry. 79, 3, p. 315-337 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
Biologically fixed N2 as a source for N2O production in a grass-clover mixture, measured by 15N2
Carter, M. & Ambus, Per Lennart, 1 Jan 2006, In: Nutrient Cycling in Agroecosystems. 74, 1, p. 13-26 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
Methane oxidation in pig and cattle slurry storages, and effects of surface crust moisture and methane availability
Petersen, S. & Ambus, Per Lennart, 1 Jan 2006, In: Nutrient Cycling in Agroecosystems. 74, 1, p. 1-11 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
CLIMAITE - CLIMAte change effects on biological processes In Terrestrial Ecosystems
Beier, C., Mikkelsen, T. N., Ambus, Per Lennart, Pilegaard, K., Jonasson, S., Michelsen, A., Poulsen, H. R., Christensen, S., Primé, A., Schmidt, Inger Kappel, Gundersen, Per & Holmstrup, M., 2006. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Climaite - a three factor climate change ecosystem manipulation study: set up and approaches for data analysis
N. Mikkelsen, T., Beier, C., Schmidt, Inger Kappel, Michelsen, Anders, Albert, K., Ambus, Per Lennart & Andersen, K. S., 2006.Research output: Contribution to conference › Conference abstract for conference › Research
Factors controlling regional differences in forest soil emission of nitrogen oxides (NO and N2O)
Pilegaard, K., Skiba, U., Ambus, Per Lennart, Beier, C., Brueggemann, N., Butterbach-Bahl, K., Dick, J., Dorsey, J., Duyzer, J., Gallagher, M., Gasche, R., Horvath, L., Kitzler, B., Leip, A., Pihlatie, M. K., Rosenkranz, P., Seufert, G., Vesala, T., Westrate, H. & Zechmeister-Boltenstern, S., 2006, In: Biogeosciences. 3, 4, p. 651-661 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
Sources of nitrous oxide emitted from European forest soils
Ambus, Per Lennart, Zechmeister-Boltenstern, S. & Butterbach-Bahl, K., 2006, In: Biogeosciences. 3, 2, p. 135-145 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Stabilization and plant uptake of N from 15N-labelled pea residue 16.5 years after incorporation in soil: short communication
Laberge, G., Ambus, Per Lennart, Hauggaard-Nielsen, H. & Jensen, E. S., 2006, In: Soil Biology & Biochemistry. 38, 7, p. 1998-2000 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Biological Time Machine - Biological responses to multiple environmental and climatic changes: Environment and Stress, Ph.d. symposium at KVL October 2006
Albert, K., Ro-Poulsen, Helge, N. Mikkelsen, T., Michelsen, Anders, Beier, C., Jonasson, S. E., Ambus, Per Lennart, Schmidt, Inger Kappel, Holmstrup, M., Priemé, Anders & Christensen, Søren, 2006.Research output: Contribution to conference › Conference abstract for conference › Research
- 2005
Plant-mediated nitrous oxide emissions from beech (Fagus sylvatica) leaves
Pihlatie, M., Ambus, Per Lennart, Rinne, J., Pilegaard, K. & Vesala, T., 1 Oct 2005, In: New Phytologist. 168, 1, p. 93-98 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
Pan-European delta δ13C values of air and organic matter from forest ecosystems
Hemming, D., Yakir, D., Ambus, P., Aurela, M., Besson, C., Black, K., Buchmann, N., Burlett, R., Cescatti, A., Clement, R., Gross, P., Granier, A., Grunwald, T., Havrankova, K., Janous, D., Janssens, IA., Knohl, A., Ostner, BK., Kowalski, A., Laurila, T. & 14 others, , 1 Jul 2005, In: Global Change Biology. 11, 7, p. 1065-1093 29 p.Research output: Contribution to journal › Journal article › Research › peer-review
Oxidation of 13C-labeled methane in surface crusts of pig-and cattle slurry
Ambus, Per Lennart & Petersen, S., 1 Jun 2005, In: Isotopes in Environmental and Health Studies. 41, 2, p. 125-133 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
Relationship between gross nitrogen cycling and nitrous oxide emissionin grass-clover pasture
Ambus, Per Lennart, 1 Jun 2005, In: Nutrient Cycling in Agroecosystems. 72, 2, p. 189-199 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
CLIMAITE – CLIMAe change effects on biological processes in terrestrial ecosystems
Schmidt, Inger Kappel, Beier, C., Mikkelsen, T. N., Ambus, Per Lennart, Pilegaard, K., Johansson, S., Michelsen, A., Poulsen, H. R., Christensen, S., Primé, A., Gundersen, Per & Holmstrup, M., 2005. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Climaite: a biological time machine
Beier, C., Mikkelsen, T. N., Ambus, Per Lennart, Pilegaard, K., Jonasson, S., Michelsen, A., Poulsen, H. R., Christensen, S., Primé, A., Schmidt, Inger Kappel, Gundersen, Per & Holmstrup, M., 2005. 1 p.Research output: Contribution to conference › Poster › Research
- Published
Heath nitrogen cycling at manipulated 'CLIMAITE'
Andresen, L. C., Ambus, Per Lennart, Beier, C., Jonasson, S. E. & Michelsen, Anders, 2005, Ikke angivet. Institute of Nature Conservation, p. 52-52Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research
Inventories of N2O and NO emissions from European forest soils
Kesik, M., Ambus, Per Lennart, Baritz, R., Bruggemann, N., Butterbach-Bahl, K., Damm, M., Duyzer, J., Horvath, L., Kiese, R., Kitzler, B., Leip, A., Li, C., Pihlatie, M., Pilegaard, K., Seufert, G., Simpson, D., Skiba, U., Smiatek, G., Vesala, T. & Zechmeister-Boltenstern, S., 2005, In: Biogeosciences. 2, 4, p. 353-375 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
Nitrous oxide emissions from a beech forest floor measured by eddy covariance and soil enclosure techniques
Pihlatie, M., Rinne, J., Ambus, Per Lennart, Pilegaard, K., Dorsey, J., Rannik, U., Markkanen, T., Launiainen, S. & Vesala, T., 2005, In: Biogeosciences. 2, 4, p. 377-387 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2004
Biomass production, symbiotic nitrogen fixation and inorganic N use in dual and tri-component annual intercrops
Andersen, M., Hauggaard-Nielsen, H., Ambus, Per Lennart & Jensen, E., 1 Oct 2004, In: Plant and Soil. 266, 1-2, p. 273-287 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Freeze-thaw regime effects on carbon and nitrogen dynamics in sub-arctic heath tundra mesocosms
Grogan, P., Michelsen, Anders, Ambus, Per Lennart & Jonasson, S. E., 1 Apr 2004, In: Soil Biology & Biochemistry. 36, 4, p. 641-654 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
Assessing the use of delta δ13C natural abundance in separation of root and microbial respiration in a Danish beech (Fagus sylvatica L.) forest
Formanek, P. & Ambus, Per Lennart, 2004, In: Rapid Communications in Mass Spectrometry. 18, 8, p. 897-902 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Freeze-thaw regime effects on carbon and nitrogen dynamics in sub-arctic heath tundra mesocosms
Grogan, P., Michelsen, Anders, Ambus, Per Lennart & Jonasson, S. E., 2004, In: Soil Biology & Biochemistry. 36, p. 641-654Research output: Contribution to journal › Journal article › Research › peer-review
Photorespiration contributes to stomatal regulation and carbon isotope fractionation: a study with barley, potato and Arabidopsis plants deficient in glycine decarboxylase
Igamberdiev, A., Mikkelsen, T., Ambus, Per Lennart, Bauwe, H., Lea, P. & Gardestrom, P., 2004, In: Photosynthesis Research. 81, 2, p. 139-152 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2003
- Published
Field measurements of atmosphere-biosphere interactions in a Danish beech forest
Pilegaard, K., Mikkelsen, T., Beier, Claus, Jensen, N., Ambus, Per Lennart & Ro-Poulsen, Helge, 10 Dec 2003, In: Boreal Environment Research. 8, 4, p. 315-333 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
Redistribution of slurry components as influenced by injection method, soil, and slurry properties
Petersen, S., Nissen, H., Lund, I. & Ambus, Per Lennart, 1 Nov 2003, In: Journal of Environmental Quality. 32, 6, p. 2399-2409 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Biodegradation of chlorinated solvents in a water unsaturated topsoil
Borch, T., Ambus, Per Lennart, Laturnus, F., Svensmark, Bo & Grøn, C., 2003, In: Chemosphere. 51, p. 143-152Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Field measurements of atmosphere-surface interactions in a Danish beech forest
Pilegaard, K., Mikkelsen, T. N., Beier, C., Jensen, N. O., Ambus, Per Lennart & Ro-Poulsen, Helge, 2003, In: Boreal Environmental Research. 8, p. 315-333Research output: Contribution to journal › Journal article › Research › peer-review
- 2002
Evaluating effects of sewage sludge and household compost on soil physical, chemical and microbiological properties
Debosz, K., Petersen, S., Kure, L. & Ambus, Per Lennart, 1 Mar 2002, In: Agriculture, Ecosystems & Environment. 19, 3, p. 237-248 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
Natural carbon isotopes used to study methane consumption and production in soil
Ambus, Per Lennart, Andersen, B., Kemner, M., Sorensen, B. & Wille, J., 2002, In: Isotopes in Environmental and Health Studies. 38, 3, p. 149-157 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2001
Temporal and spatial distribution of roots and competition for nitrogen in pea-barley intercrops: a field study employing 32P technique
Hauggaard-Nielsen, H., Ambus, Per Lennart & Jensen, E., 1 Sep 2001, In: Plant and Soil. 236, 1, p. 63-74 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
Influence of plant growth on degradation of linear alkylbenzene sulfonate in sludge-amended soil
Mortensen, G., Egsgaard, H., Ambus, Per Lennart, Jensen, E. & Gron, C., 1 Jul 2001, In: Journal of Environmental Quality. 30, 4, p. 1266-1270 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
Interspecific competition, N use and interference with weeds in pea-barley intercropping
Hauggaard-Nielsen, H., Ambus, Per Lennart & Jensen, E., 20 Apr 2001, In: Field Crops Research. 70, 2, p. 101-109 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Assessment of CH4 and N2O fluxes in a Danish beech (Fagus sylvatica) forest and an adjacent N-fertilised barley (Hordeum vulgare) field: effects of sewage sludge amendments
Ambus, Per Lennart, Jensen, J. M., Priemé, Anders, Pilegaard, K. & Kjøller, A., 2001, In: Nutrient Cycling in Agroecosystems. 60, 1-3, p. 15-21 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
Crop residue management strategies to reduce N-losses: Interaction with crop N supply
Ambus, Per Lennart & Jensen, E., 2001, In: Communications in Soil Science and Plant Analysis. 32, 7-8, p. 981-996 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fluxes of NO3-, NH4+, NO, NO2, and N2O in an old danish beech forest
Beier, Claus, Rasmussen, L., Pilegaard, K., Ambus, Per Lennart, Mikkelsen, T. N., Jensen, N. O., Kjøller, Annelise Helene, Priemé, Anders & Ladekarl, U. L., 2001, In: Water, Air, and Soil Pollution: Focus. 1, p. 187-195Research output: Contribution to journal › Journal article › Research › peer-review
Nitrous oxide and N-leaching losses from agricultural soil: Influence of crop residue particle size, quality and placement
Ambus, Per Lennart, Jensen, E. & Robertson, G., 2001, In: Phyton (Austria). 41, 3, p. 7-15 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Plant uptake of LAS and DEHP from sludge amended soil
Grøn, C., Laturnus, F., Mortensen, G. K., Egsgaard, H., Samsøe-Petersen, L., Ambus, Per Lennart & Jensen, E. S., 2001, ACS symposium series. Lipnick, R. L., Hermens, J. L. M., Jones, K. C. & Muir, D. C. G. (eds.). 772 ed. American Chemical Society, p. 99-111 13 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research
- 1999
Plant uptake and soil degradation of organic contaminants in sludge amended soil
Gron, C., Laturnus, F., Mortensen, G., Egsgaard, H., Bennetzen, S., Ambus, Per Lennart & Jensen, E. S., 21 Mar 1999, In: ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. 217, 1, p. U716Research output: Contribution to journal › Journal article › Research › peer-review
Fluxes of CH4 and N2O in aspen stands grown under ambient and twice-ambient CO2
Ambus, Per Lennart & Robertson, G., 1999, In: Plant and Soil. 209, 1, p. 1-8 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1998
- Published
Nitrous oxide production by denitrification and nitrification in temperate forest, grassland and agricultural soils
Ambus, Per Lennart, 1 Sep 1998, In: European Journal of Soil Science. 49, 3, p. 495-502 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
Automated near-continuous measurement of carbon dioxide and nitrous oxide fluxes from soil
Ambus, Per Lennart & Robertson, G., 1 Mar 1998, In: Soil Science Society of America Journal. 62, 2, p. 394-400 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1997
Nitrogen mineralization and denitrification as influenced by crop residue particle size
Ambus, Per Lennart & Jensen, E., 1 Dec 1997, In: Plant and Soil. 197, 2, p. 261-270 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1996
- Published
Nitrous oxide emission from an agricultural field: Comparison between measurements by flux chamber and micrometerological techniques
Christensen, Søren, Ambus, Per Lennart, Arah, J., Clayton, H., Galle, B., Griffith, D., Hargreaves, K., Klemedtsson, L., Lind, A., Maag, M., Scott, A., Skiba, U., Smith, K., Welling, M. & Wienhold, F., 1 Dec 1996, In: Atmospheric Environment. 30, 24, p. 4183-4190 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Production of N2O in soil during decomposition of dead yeast cells with different spatial distributions
Ambus, Per Lennart, 1 Apr 1996, In: Plant and Soil. 181, 1, p. 7-12 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1995
- Published
Spatial and Seasonal Nitrous Oxide and Methane Fluxes in Danish Forest-, Grassland-, and Agroecosystems
Ambus, Per Lennart & Christensen, Søren, 1 Sep 1995, In: Journal of Environmental Quality. 24, 5, p. 993-1001 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1994
- Published
Measurement of N2O emission from a fertilized grassland: An analysis of spatial variability
Ambus, Per Lennart & Christensen, Søren, 20 Aug 1994, In: Journal of Geophysical Research: Atmospheres. 99, D8, p. 16549-16555 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Micrometeorological and chamber methods for measurement of nitrous oxide fluxes between soils and the atmosphere: Overview and conclusions
SMITH, K., CLAYTON, H., ARAH, J., Christensen, Søren, Ambus, Per Lennart, FOWLER, D., HARGREAVES, K., SKIBA, U., HARRIS, G., WIENHOLD, F., KLEMEDTSSON, L. & GALLE, B., 20 Aug 1994, In: Journal of Geophysical Research: Atmospheres. 99, D8, p. 16541-16548 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1993
- Published
Control of denitrification enzyme activity in a streamside soil
Ambus, Per Lennart, 1 Apr 1993, In: F E M S Microbiology Reviews. 102, 3-4, p. 225-234 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Similar N2O flux from soil measured with different chamber techniques
Ambus, Per Lennart, CLAYTON, H., ARAH, J., SMITH, K. & Christensen, Søren, 1 Jan 1993, In: ATMOSPHERIC ENVIRONMENT PART A-GENERAL TOPICS. 27, 1, p. 121-123 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Denitrification variability and control in a riparian fen irrigated with agricultural drainage water
Ambus, Per Lennart & Christensen, Søren, 1993, In: Soil Biology & Biochemistry. 25, 7, p. 915-923 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1992
- Published
Nitrogen turnover rates in a riparian fen determined by 15N dilution
Ambus, Per Lennart, MOSIER, A. & Christensen, Søren, 1 Dec 1992, In: Biology and Fertility of Soils. 14, 4, p. 230-236 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1991
- Published
Comparison of Denitrification in Two Riparian Soils
Ambus, Per Lennart & Lowrance, R., 1 Jul 1991, In: Soil Science Society of America Journal. 55, 4, p. 994-997 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 128190506
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993
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Bacteria and fungi respond differently to multifactorial climate change in a temperate heathland, traced with 13C-Glycine and FACE CO2
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
938
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The Biological Time Machine - Biological responses to multiple environmental and climatic changes: Environment and Stress, Ph.d. symposium at KVL October 2006
Research output: Contribution to conference › Conference abstract for conference › Research
Published -
914
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Corrigendum to "Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments"
Research output: Contribution to journal › Comment/debate › Research › peer-review
Published