Publications

List of publications

Pedersen, J., Hafner, S. D., Romio, C. & Pacholski, A. (2026). Assessment of ammonia emission mitigation efficiency of established and novel field application techniques for anaerobically digested slurry. Atmospheric Environment: X, 29, Article 100415. https://doi.org/10.1016/j.aeaoa.2026.100415

García, P., Hansen, M. J., Feilberg, A., Nielsen, J. L., Kleikamp, H. B. C., Gertsen, S. Ø. & Dalby, F. R. (2026). Evaluation of ABM and Arrhenius models for methane estimation on a Danish pig house with insights into methanogenic presence and activity. Biosystems Engineering, 265, Article 104432. https://doi.org/10.1016/j.biosystemseng.2026.104432

Pedersen, J., Hafner, S. D. & Pacholski, A. (2026). Methodological factors affecting ammonia emission measurement with flux chambers from field-applied biogas digestate slurry (Technical note). Atmospheric Environment: X, 29, Article 100408. https://doi.org/10.1016/j.aeaoa.2025.100408

Hafner, S. D., Leca, E., Sambusiti, C., Astals, S., Azam, O., Koch, K., Liu, J., Møller, H. B., Nistor, M., Olaya-Rincon, M., Peyrelasse, C., Ward, A. J., Zennaro, B. & Monlau, F. (2026). Reliable biochemical methane potential testing: insights and recommendations from global interlaboratory study. Bioresource Technology, 446. https://doi.org/10.1016/j.biortech.2026.134136

Ambrose, H. W., Dalby, F. R., Lashkari, S. & Børsting, C. F. (2025). Can diet influence methane emissions from the manure of dairy cows?. Poster session presented at RAMIRAN 2025, Wageningen, Netherlands.

Pedersen, J., Hafner, S. D., Romio, C., Pacholski, A. S. & Labouriau, R. (2025). Effect of digestate and untreated slurry properties on ammonia emission from field application. Abstract from RAMIRAN 2025, Wageningen, Netherlands.

Dalby, F. R., Sattarova, E. & Feilberg, A. (2025). Effect of frequent manure discharge on methane emission in Danish growing-finishing pig houses. DCA - Nationalt Center for Fødevarer og Jordbrug. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Nyangáu, J. O., Børsting, C. F., Adamsen, A. P. S., Dalby, F. R. & Petersen, S. O. (2025). Effects of dietary strategies for methane mitigation on greenhouse gas emissions during manure storage. Abstract from International Greenhouse Gas and Animal Agriculture Conference, Nairobi, Kenya. https://ggaaconference.org/storage/2025/10/GGAA2025_Prog_web.pdf

Ma, C., Dalby, F. R., Feilberg, A., Guldberg, L. B., Yu, J., Marzocchi, U. & Petersen, S. O. (2025). Enhanced methane oxidation in surface crusts of manure storages with controlled ventilation. Journal of Environmental Management, 393, Article 127214. https://doi.org/10.1016/j.jenvman.2025.127214

Lashkari, S., Dalby, F. R., Krogh, U., Sattarova, E. & Børsting, C. F. (2025). Estimating the influence of dietary composition and management on nutrient intake and excretion and methane emission in different pig categories. PLoS One, 20(5 May), Article e0323024. https://doi.org/10.1371/journal.pone.0323024

Pedersen, J., Romio, C., Pacholski, A. S. & Hafner, S. D. (2025). Evaluation of application and treatment options for reducing ammonia emissions from field-applied slurry digestate. Abstract from RAMIRAN 2025, Wageningen, Netherlands.

Andersen, T. A., Mikkelsen, M. H., Gyldenkærne, S., Brask, M. J., Børsting, C. F., Adamsen, A. P. S., Dalby, F. R., Hafner, S. D., Priess, M. R. & Dalgaard, T. (2025). FORBEDRET GRUNDLAG FOR OPGØRELSER AF LANDBRUGETS EMISSIONER PÅ BEDRIFTS- OG NATIONALT NIVEAU: Afrapportering på projektet ’Forbedret grundlag for opgørelser af landbrugets emissioner af drivhusgasser og ammoniak på bedrifts- og nationalt niveau'. (671 ed.) Aarhus University, DCE - Danish Centre for Environment and Energy. Videnskabelig rapport fra DCE - Nationalt Center for Miljø og Energi No. 671 https://dce.au.dk/fileadmin/dce.au.dk/Udgivelser/Videnskabelige_rapporter_600-699/SR671.pdf

Bühler, M., Kai, P. & Adamsen, A. P. S. (2025). Greenhouse gas and ammonia emissions from two floor types of naturally ventilated dairy barns in Denmark. Abstract from RAMIRAN 2025, Wageningen, Netherlands.

Støckler, A. H., Kamp, J. N., Feilberg, A., Dalby, F. R., Hafner, S. D. & Pedersen, J. (2025). Greenhouse gas emissions from storage of untreated pig slurry, digestate and the corresponding liquid fractions after solid-liquid separation. Journal of Environmental Management, 390, Article 126333. https://doi.org/10.1016/j.jenvman.2025.126333

Hafner, S. D., Møller, H. B., Dalby, F. R., Romio, C. & Adamsen, A. P. S. (2025). How management affects methane emission from stored digestate: insights from coupling heat transfer and microbial models. Abstract from RAMIRAN 2025, Wageningen, Netherlands.

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

Wang, R., Dalby, F. R. & Hansen, M. J. (2025). Inoculum amount and material freshness drive organic degradation and methane emissions in pig slurry: insights from untargeted metabolomics. Abstract from RAMIRAN 2025, Wageningen, Netherlands.

Dalby, F. R., Ambrose, H. W., Lashkari, S. & Børsting, C. F. (2025). Methane emission and organic matter degradation dynamics in cattle manure: Effects of diet and storage temperature. Poster session presented at RAMIRAN 2025, Wageningen, Netherlands.

Roda-Serrat, M. C., Højland, T. & Hafner, S. D. (2025). Microbial Conversion Stoichiometry and Kinetics of Microbial Processes. In Bioprocesses: A Comprehensive Guide to Sustainable Resources in the Non-Fossil Era (pp. 332-358). Cambridge University Press. https://doi.org/10.1017/9781108950831.010

Dalby, F. R., Hafner, S. D., Kamp, J. N. & Feilberg, A. (2025). Modelled effect of storage tank size on methane emission and temperature dynamics in manure. https://cdn.aanmelderusercontent.nl/i/doc/56e2eb7cb3bdd6a3c5a48835dedb4046

García, P., Feilberg, A., Dalby, F. R., Guldberg, L. B. & Hansen, M. J. (2025). Slurry funnels with frequent discharge and partial pit ventilation reduce ammonia, methane, and odorants emissions in sow housing. Biosystems Engineering, 258, Article 104259. https://doi.org/10.1016/j.biosystemseng.2025.104259

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.

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

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

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

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

Bühler, M., Kai, P. & Adamsen, A. P. S. (2024). GHG AND AMMONIA EMISSIONS FROM NATURALLY VENTILATED DAIRY BARNS. Poster session presented at International symposium on gas and dust emissions from livestock (2024), Valencia, Spain.

Sørensen, S. B., Dalby, F. R., Olsen, S. K. & Kristensen, K. (2024). Influence of Germicidal UV (222 nm) Lamps on Ozone, Ultrafine Particles, and Volatile Organic Compounds in Indoor Office Spaces. Environmental Science and Technology, 58(45), 20073-20080. https://doi.org/10.1021/acs.est.4c03903

Sørensen, S. B., Dalby, F. R., Olsen, S. K. & Kristensen, K. V. (2024). Lights On, Problems Gone? Probing the Influence of Germicidal UV (222 nm) Lamps on Ozone, Ultrafine Particles, and Volatile Organic Compounds in Indoor Office Spaces. In Proceedings of Indoor Air 2024 International Society of Indoor Air Quality and Climate.

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.

Dalby, F. R., Hafner, S. D., Ambrose, H. W. & Adamsen, A. P. S. (2024). Modelling and measuring aerobic and anaerobic carbon loss from pig slurry storage. Abstract from EGU, Vienna, Austria. https://doi.org/10.5194/egusphere-egu24-22103

Dalby, F. R., Hafner, S. D., Ambrose, H. W. & Adamsen, A. P. S. (2024). Pig manure degradation and carbon emission: Measuring and modeling combined aerobic–anaerobic transformations. Journal of Environmental Quality, 53(5), 589-603. https://doi.org/10.1002/jeq2.20603

Dalby, F. R., Wang, R. & Hansen, M. J. (2024). Potential contribution of feed spillage in pig barns to slurry methane emission. Abstract from International symposium on gas and dust emissions from livestock (2024), Valencia, Spain.

Hafner, S. D. (2024). Uncertainty in model predictions of ammonia volatilization from field-applied animal slurry. 89. Abstract from N Workshop, Aarhus, Denmark. https://conferences.au.dk/fileadmin/conferences/2024/nworkshop/Book_of_abstracts_NW2024.pdf

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.

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

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.

Kamp, J. N., Pedersen, J., Huijsmans, J., Götze, H., Pacholski, A. S. & Hafner, S. D. (2023). Comparison of methods for measuring ammonia volatilization from field-applied slurry. Abstract from RAMIRAN, Cambridge, United Kingdom.

Lemes, Y. M., Nyord, T., Feilberg, A., Hafner, S. D. & Pedersen, J. (2023). Effect of anaerobic digestion on odor and ammonia emission from land-applied cattle manure. Journal of Environmental Management, 338, Article 117815. https://doi.org/10.1016/j.jenvman.2023.117815

Støckler, A. H., Pedersen, J., Kamp, J. N., Feilberg, A. & Hafner, S. D. (2023). Effect of manure separation on ammonia emission during storage and subsequent field application. Abstract from EGU General Assembly 2023, Vienna, Austria. https://doi.org/10.5194/egusphere-egu23-12913

Ambrose, H. W., Dalby, F. R., Feilberg, A. & Kofoed, M. V. W. (2023). Effects of surfactant, oxidant, and flocculant treatments on methane emission from pig slurry during storage. Journal of Cleaner Production, 430, Article 139665. https://doi.org/10.1016/j.jclepro.2023.139665

Jacobsen, B. H. & Kai, P. (2023). Estimating costs of technologies reducing ammonia emissions for finishers in pig production in Denmark for future BAT requirements. Abstract from The Danish Environmental Economic Conference, Skodsborg, Denmark. https://dors.dk/files/media/3_Brian%20Jacobsen_IFRO.pdf

Sommer, S. G., Pedersen, J., Hafner, S. D. & Pacholski, A. S. (2023). Let's improve ammonia emission models for field-applied manure. Abstract from RAMIRAN, Cambridge, United Kingdom.

Kamp, J. N., Pedersen, J., Huijsmans, J., Götze, H., Pacholski, A. & Hafner, S. D. (2023). Measurement methods for ammonia emissions after field application of slurry. Abstract from EGU General Assembly 2023, Vienna, Austria. https://doi.org/10.5194/egusphere-egu23-12920

Displaying results 1 to 50 out of 281

Revised 18.03.2026