Publications

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Pedersen, J., Hafner, S. D., Kamp, J. N., Petersen, S. O. & Hutchings, N., (2025). Ammonia emissions from urea and ammonium sulfate application and the effect of injection and urease inhibitors under Danish conditions, No. 2024-0711286, 14 p., Mar 19, 2025. Rådgivningsnotat fra DCA – National Center for Fødevarer og Jordbrug

Wechselberger, V., Hrad, M., Bühler, M., Kupper, T., Spangl, B., Fredenslund, A. M., Huber-Humer, M. & Scheutz, C. (2025). Assessment of whole-site methane emissions from anaerobic digestion plants: Towards establishing emission factors for various plant configurations. Waste Management, 191, 253-263. https://doi.org/10.1016/j.wasman.2024.11.021

Hafner, S. D., Pedersen, J., Fuss, R., Kamp, J. N., Dalby, F. R., Amon, B., Pacholski, A., Adamsen, A. P. S. & Sommer, S. G. (2025). Improved tools for estimation of ammonia emission from field-applied animal slurry: Refinement of the ALFAM2 model and database. Atmospheric Environment, 340, Article 120910. https://doi.org/10.1016/j.atmosenv.2024.120910

Kai, P. & Nørremark, M., (2025). Kortlægning af tekniske elementer af betydning for omlægning fra burægsproduktion til produktion af skrabe-, frilands- og økologiske æg, No. 2025-0796920, 21 p., Mar 26, 2025. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Adamsen, A. P. S., Brask, M. J., Børsting, C. F., Hansen, M. J., Kai, P., Nørremark, M. & Ottosen, C.-O. (2025). Miljø- og Klimateknologi 2025. DCA - Nationalt Center for Fødevarer og Jordbrug. Rådgivningsrapport fra DCA - Nationalt Center for Fødevarer og Jordbrug

Kamp, J. N. & Feilberg, A. (2024). Absolute emissions from slurry storage tanks with micrometeorological methods: Challenges of downscaling and method validation. Abstract from EGU General Assembly 2024, Vienna, Austria. https://doi.org/10.5194/egusphere-egu24-17263

Bühler, M., Häni, C., Neftel, A., Bühler, P., Ammann, C. & Kupper, T. (2024). Applicability of the inverse dispersion method to measure emissions from animal housings. Atmospheric Measurement Techniques, 17(15), 4649-4658. https://doi.org/10.5194/amt-17-4649-2024

Adamsen, A. P. S., Kai, P., Dalby, F. R. & Hansen, M. J. (2024). A spreadsheet model for estimation of methane emission from pig and cow barns and external storage of manure.

Sadegh, N., Uniacke, J., Feilberg, A. & Kofoed, M. V. W. (2024). Assessment of transient hydrogen sulfide peak emissions caused by biogas plant operation. Journal of Cleaner Production, 468, Article 142920. https://doi.org/10.1016/j.jclepro.2024.142920

Kai, P., Guldberg, L. B. & Jacobsen, B. H., (2024). Cattle barns: Summary and analysis: Memorandum prepared as a basis for the revision of the BAT (Best AvailableTechniques) requirements of the Livestock Approval Order, No. 2024-0708930 (2022-0458181 Danish memorandum), 15 p., Nov 29, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Ambrose, H. W., Dalby, F. R., Feilberg, A. & Kofoed, M. V. W. (2024). Chemical and biological surfactant treatments to mitigate methane emissions from manure pits in pig barns. Abstract from International symposium on gas and dust emissions from livestock (2024), Valencia, Spain.

Kamp, J. N., Hafner, S. D., Huijsmans, J., van Boheemen, K., Götze, H., Pacholski, A. S. & Pedersen, J. (2024). Comparison of two micrometeorological and three enclosure methods for measuring ammonia emission after slurry application in two field experiments. Agricultural and Forest Meteorology, 354, Article 110077. https://doi.org/10.1016/j.agrformet.2024.110077

Kai, P. & Jacobsen, B. H. (2024). Costs and efficiency of environmental technologies as basis for future BAT limits for finisher pigs in Denmark. 123. Abstract from N Workshop, Aarhus, Denmark. https://conferences.au.dk/fileadmin/conferences/2024/nworkshop/Book_of_abstracts_NW2024.pdf

Kamp, J. N. & Feilberg, A. (2024). Covering reduces emissions of ammonia, methane, and nitrous oxide from stockpiled broiler litter. Biosystems Engineering, 248, 73-81. https://doi.org/10.1016/j.biosystemseng.2024.10.002

Holme, I. B., Ingvardsen, C. R., Dionisio, G., Podzimska-Sroka, D. A., Kristiansen, K., Feilberg, A. & Brinch-Pedersen, H. (2024). CRISPR/Cas9-mediated mutation of Eil1 transcription factor genes affects exogenous ethylene tolerance and early flower senescence in Campanula portenschlagiana. Plant Biotechnology Journal, 22(2), 484-496. https://doi.org/10.1111/pbi.14200

Ambrose, H. W., Dalby, F. R., Feilberg, A. & Wegener Kofoed, M. V. (2024). Dose-dependent effects of sodium dodecyl sulfate and hydrogen peroxide treatments on methane emission from pig manure during storage. Journal of Environmental Management, 364, Article 121415. https://doi.org/10.1016/j.jenvman.2024.121415

Pedersen, J., Labouriau, R. & Feilberg, A. (2024). Effect of separation and air-plasma technology on NH3 emissions from field applied biogas digestate and pig slurry to grassland. 53. Abstract from N Workshop, Aarhus, Denmark. https://conferences.au.dk/fileadmin/conferences/2024/nworkshop/Book_of_abstracts_NW2024.pdf

Pedersen, J., Labouriau, R. & Feilberg, A. (2024). Effect of slurry separation and air-plasma treatment on NH₃ and VOC emissions from field applied biogas digestate and pig slurry to grassland. Biosystems Engineering, 247, 257-266. https://doi.org/10.1016/j.biosystemseng.2024.09.014

Støckler, A. H., Kamp, J. N., Feilberg, A., Hafner, S. D. & Pedersen, J. (2024). Effect of slurry separation on ammonia and greenhouse gas emissions during slurry storage and field application. 113. Abstract from N Workshop, Aarhus, Denmark. https://conferences.au.dk/fileadmin/conferences/2024/nworkshop/Book_of_abstracts_NW2024.pdf

Vazifehkhoran, A. H., Pedersen, J., Guldberg, L. B., Svane, S., Karring, H., Feilberg, A. & Hansen, M. J. (2024). Effects of polyphenol-rich extracts and compounds on methane and ammonia emissions from pig slurry during 28-day incubation. Biosystems Engineering, 248, 218-228. https://doi.org/10.1016/j.biosystemseng.2024.11.002

Olesen, J. E., Lund, P., Feilberg, A., Villumsen, T. M., Kristensen, H. L., Winding, A., Zak, D. H., Andersen, M. N., Lærke, P. E., Petersen, S. O., Elsgaard, L., Jensen, J. L., Eriksen, J., Munkholm, L. J., Nørgaard, J. V., Weisbjerg, M. R., Børsting, C. F., Kristensen, N. B., Østergaard, S. ... Poulsen, N. A. (2024). Estimering af videns- og finansieringsbehov for opnåelse af klimamål i 2030. DCA - Nationalt Center for Fødevarer og Jordbrug. Rådgivningsrapport fra DCA - Nationalt Center for Fødevarer og Jordbrug

Pedersen, J., Hafner, S. D., Pacholski, A. S., I. Karlsson, V., Rong, L., Labouriau, R. & Kamp, J. N. (2024). Evaluation of optimized flux chamber design for measurement of ammonia emission after field application of slurry with full-scale farm machinery. Atmospheric Measurement Techniques, 17(14), 4493–4505. https://doi.org/10.5194/amt-17-4493-2024

Hafner, S. D., Kamp, J. N. & Pedersen, J. (2024). Experimental and model-based comparison of wind tunnel and inverse dispersion model measurement of ammonia emission from field-applied animal slurry. Agricultural and Forest Meteorology, 344, Article 109790. https://doi.org/10.1016/j.agrformet.2023.109790

Pedersen, J. & Adamsen, A. P. S., (2024). Faglig bidrag til vurdering af forsøgsplan samt forsøgsresultater for ureagødning fra Flex Fertilizer, No. 2024-0647845, 5 p., Apr 11, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Olesen, J. E., Andersen, M. N., Lund, P., Feilberg, A., Villumsen, T. M., Kristensen, H. L., Nielsen, O.-K., Zak, D. H., Lærke, P. E., Nørgaard, J. V., Kidmose, U., Jensen, M., Mogensen, L. & Knudsen, M. T. (2024). Finansieringsbehov til afdækning af centrale vidensbehov for en mere klimavenlig landbrugsproduktion. DCA - Nationalt Center for Fødevarer og Jordbrug. Rådgivningsrapport fra DCA - Nationalt Center for Fødevarer og Jordbrug

Jacobsen, B. H. & Kai, P., (2024). Growing-finishing pig housing: Summary and analysis: Memorandum prepared as a basis for the revision of the BAT (Best Available Techniques) requirements of the Livestock Approval Order, No. 2024-0708958 (2022-0450983 Danish memorandum), 42 p., Nov 29, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Garcia Perez, P., Støckler, A. H., Feilberg, A. & Kamp, J. N. (2024). Investigation of non-target gas interferences on a multi-gas cavity ring-down spectrometer. Atmospheric Environment: X, 22, Article 100258. https://doi.org/10.1016/j.aeaoa.2024.100258

Kai, P., Tybirk, P., Holm, M., Jensen, H. B. & Bækgaard, H. (2024). Kapitel 8 Tab af næringsstoffer fra stalde – Normtal for husdyrgødning 2024/2025. DCA - Nationalt Center for Fødevarer og Jordbrug.

Kai, P., Nyord, T. & Hansen , M. N. (2024). Kapitel 9 Tab under lagring af husdyrgødning - Normtal for husdyrgødning 2024/2025. DCA - Nationalt Center for Fødevarer og Jordbrug.

Dalby, F. R., Hafner, S. D., Kamp, J. N. & Feilberg, A. (2024). Methane emission in slurry tanks as influenced by spatial and temporal temperature and slurry organic matter composition. Abstract from International symposium on gas and dust emissions from livestock (2024), Valencia, Spain.

Nørremark, M., Hansen, M. J., Kai, P., Børsting, C. F. & Konnerup, D., (2024). Notat vedrørende besvarelse af henvendelser under Miljø- og Klimateknologi 2023, No. 2023-0613092, 9 p., Feb 21, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Nørremark, M., Hansen, M. J., Adamsen, A. P. S., Kai, P., Børsting, C. F., Brask, M. J., Ottosen, C.-O. & Jensen, M., (2024). Notat vedrørende miljø- og klimateknologier – screening af teknologier. Del 1, No. 2024-0766762, 54 p., Nov 22, 2024.

Kai, P. & Jacobsen, B. H., (2024). Poultry housing: Summary and analysis: Memorandum prepared as a basis for the revision of the BAT (Best Available Techniques) requirements of the Livestock Approval Order, No. 2024-0708961 (2022-0460383 Danish Memorandum), 15 p., Nov 29, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Ambrose, H. W., Bambace, M. F., Marietou, A., Schwab, C., Kofoed, M. V. W. & Feilberg, A. (2024). Reuterin based biological treatment to mitigate methane emissions from pig slurry storage. Abstract from International symposium on gas and dust emissions from livestock (2024), Valencia, Spain.

Pedersen, J. & Petersen, S. O., (2024). Sammenhæng mellem ammoniakemission og emission af klimagasser i relation til teknikkrav ved udbringning af gødning, No. 2023-0599078, 20 p., Dec 13, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Kamp, J. N. & Feilberg, A. (2024). Significant reduction of ammonia, methane, and nitrous oxide emissions through covering of stockpiled broiler litter. 60. Abstract from N Workshop, Aarhus, Denmark. https://conferences.au.dk/fileadmin/conferences/2024/nworkshop/Book_of_abstracts_NW2024.pdf

Kai, P. & Jacobsen, B. H., (2024). Sow housing: Summary and analysis: Memorandum prepared as a basis for the revision of the BAT (Best Available Techniques) requirements of the Livestock Approval Order, No. 2024-0708964 (2022-0451024 Danish memorandum), 61 p., Nov 29, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Hu, Y., Merl, T., Pedersen, J., Bornø, M. L., Tariq, A., Koren, K. & Sommer, S. G. (2024). Tracing N2O from dairy processing sludge amended soil with visualizing microscale heterogeneity of NH3 and pH (Short Communication). Atmospheric Environment: X, 23, Article 100283. https://doi.org/10.1016/j.aeaoa.2024.100283

Jacobsen, B. H. & Kai, P., (2024). Weaner pig housing: Summary and analysis: Memorandum prepared as a basis for the revision of the BAT (Best Available Techniques) requirements of the Livestock Approval Order, No. 2024-0708974 (2022-0451019 Danish memorandum), 34 p., Nov 29, 2024. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Kamp, J. N. & Feilberg, A. (2023). Absolute emissions of methane and ammonia from small-scale slurry tank with MMB and inverse dispersion modelling. Abstract from RAMIRAN, Cambridge, United Kingdom.

Ambrose, H. W., Dalby, F. R., Feilberg, A. & Kofoed, M. V. W. (2023). Additives and methods for the mitigation of methane emission from stored liquid manure. Biosystems Engineering, 229, 209-245. https://doi.org/10.1016/j.biosystemseng.2023.03.015

Dalby, F. R., Adamsen, A. P. S., Lashkari, S., Hafner, S. D., Kai, P. & Børsting, C. F. (2023). A farm-scale model for predicting carbon and nitrogen emission and optimizing local farm management. Abstract from Agri Food and Climate Circle 2023, København, Denmark.

Pedersen, J. & Hafner, S. D. (2023). Ammonia emissions after field application of anaerobically digested animal slurry: Literature review and perspectives. Agriculture, Ecosystems & Environment, 357, Article 108697. https://doi.org/10.1016/j.agee.2023.108697

Pedersen, J. & Hafner, S. D. (2023). Ammonia emissions after field application of anaerobically digested animal slurry: Literature review and perspectives. Abstract from RAMIRAN, Cambridge, United Kingdom.

Valach, A. C., Häni, C., Bühler, M., Mohn, J., Schrade, S. & Kupper, T. (2023). Ammonia emissions from a dairy housing and wastewater treatment plant quantified with an inverse dispersion method accounting for deposition loss. Journal of the Air and Waste Management Association, 73(12), 930-950. https://doi.org/10.1080/10962247.2023.2271426

Pedersen, J., Hafner, S. D. & Adamsen, A. P. S., (2023). Ammonia emissions from field applied solid manure, No. 2021-0220838, 16 p., Mar 01, 2023.

Andersson, K., Delin, S., Pedersen, J., Hafner, S. D. & Nyord, T. (2023). Ammonia emissions from untreated, separated and digested cattle slurry - Effects of slurry type and application strategy on a Swedish clay soil. Biosystems Engineering, 226, 194-208. https://doi.org/10.1016/j.biosystemseng.2023.01.012

Adamsen, A. P. S., Kai, P., Dalby, F. R. & Hansen, M. J. (2023). A simple spreadsheet model for estimation of methane emission from pig and dairy cow barns and external storage of manure. Abstract from RAMIRAN, Cambridge, United Kingdom.

Dalgaard, T., Groenestein, K., Pedersen, J., Adamsen, A. P. S., Hicks, K., Winiwarter, W., Sefeedpari, P., Einarsson, R., Sanz-Cobena, A., Borghardt, G., Amon, B., Bittman, S., Drury, C. F., Kamp, J. N., Dalby, F. R., Care, S., Falconi, I., Hutchings, N., Baklanov, A. ... Sutton, M. (2023). Co-mitigation of methane and ammonia emissions from agricultural sources: Policy Brief and Guidance.

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Revised 16.01.2025