Adamsen, A. P. S., Sommer, S. G., Feilberg, A. & Nyord, T., (2020).
Forsuring af flydende husdyrgødning og afgasset biomasse ifbm. udbringning, Nr. 2020-0055171, 7 s., aug. 31, 2020.
Andersen, M. N., Møller, A. B., Greve, M. B., Børgesen, C. D., Adamsen, A. P. S., Hafner, S. D., Dalby, F. R., Lund, P., Hellwing, A. L. F., Børsting, C. F., Weisbjerg, M. R., Nørgaard, J. V., Sattarova, E., Albrektsen, R. & Mikkelsen, M. H. (2023).
Følsomhedsanalyse af inklusion af mere aktivitetsdata i drivhusgasudledningsberegninger på bedriftsniveau. Rådgivningsrapport fra DCA - Nationalt Center for Fødevarer og Jordbrug
Pedersen, S. V., di Perta, E. S.
, Hafner, S. D., Pacholski, A. S.
& Sommer, S. G. (2018).
Evaluation of a Simple, Small-Plot Meteorological Technique for Measurement of Ammonia Emission: Feasibility, Costs, and Recommendations.
Transactions of the ASABE,
61(1), 103-115.
https://doi.org/10.13031/trans.12445
Petersen, S. O., Olsen, A. B.
, Elsgaard, L., Triolo, J. M.
& Sommer, S. G. (2016).
Estimation of Methane Emissions from Slurry Pits below Pig and Cattle Confinements.
P L o S One,
11(8), Artikel e0160968.
https://doi.org/10.1371/journal.pone.0160968
Webb, J.
, Sommer, S. G., Kupper, T., Groenestein, K.
, Hutchings, N. J., Eurich-Menden, B., Rodhe, L., Misselbrook, T. H. & Amon, B. (2012).
Emissions of ammonia, nitrous oxide and methane during the management of solid manures.
Sustainable Agriculture Reviews,
8, 67-107.
https://doi.org/10.1007/978-94-007-1905-7_4
Hafner, S. D., Howard, C., Muck, R. E., Franco, R. B., Montes, F., Green, P. G., Mitloehner, F., Trabue, S. L. & Rotz, C. A. (2013).
Emission of volatile organic compounds from silage: Compounds, sources, and implications.
Atmospheric Environment,
77, 827-839.
https://doi.org/10.1016/j.atmosenv.2013.04.076
Hafner, S. D., Windle, M., Merrill, C., Smith, M. L., Franco, R. B. & Kung, L. (2015).
Effects of potassium sorbate and Lactobacillus plantarum MTD1 on production of ethanol and other volatile organic compounds in corn silage.
Animal Feed Science and Technology,
208, 79-85.
https://doi.org/10.1016/j.anifeedsci.2015.07.007
Hu, Y., Thomsen, T. P., Fenton, O.
, Sommer, S. G., Shi, W. & Cui, W. (2023).
Effects of dairy processing sludge and derived biochar on greenhouse gas emissions from Danish and Irish soils.
Environmental Research,
216(Part 2), Artikel 114543.
https://doi.org/10.1016/j.envres.2022.114543
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 fra EGU General Assembly 2023, Vienna, Østrig.
https://doi.org/10.5194/egusphere-egu23-12913
Pedersen, J. M., Andersson, K.
, Feilberg, A., Delin, S.
, Hafner, S. D. & Nyord, T. (2021).
Effect of exposed surface area on ammonia emissions from untreated, separated, and digested cattle manure.
Biosystems Engineering,
202, 66-78.
https://doi.org/10.1016/j.biosystemseng.2020.12.005
Wijesinghe, D. T. N., Dassanayake, K. B., Scales, P. J.
, Sommer, S. G. & Chen, D. (2018).
Effect of Australian zeolite on methane production and ammonium removal during anaerobic digestion of swine manure.
Journal of Environmental Chemical Engineering,
6(1), 1233-1241.
https://doi.org/10.1016/j.jece.2018.01.028
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, Artikel 117815.
https://doi.org/10.1016/j.jenvman.2023.117815
Justesen, C. G., Astals, S., Mortensen, J. R., Thorsen, R., Koch, K., Weinrich, S., Triolo, J. M.
& Hafner, S. D. (2019).
Development and Validation of a Low-Cost Gas Density Method for Measuring Biochemical Methane Potential (BMP).
Water,
11(12), Artikel 2431.
https://doi.org/10.3390/w11122431
Mortensen, J. R.
, Ward, A. J., Weisbjerg, M. R., Hafner, S. D. & Møller, H. B. (2021).
Determination of nitrogen and sulphur mineralization in batch and semi-continuous anaerobic digestion using an artificial fiber bag technique.
Energies,
14(14), Artikel 4205.
https://doi.org/10.3390/en14144205
Beltran, I., van der Weerden, T. J., Alfaro, M. A., Amon, B., de Klein, C. A. M., Grace, P.
, Hafner, S., Hassouna, M.
, Hutchings, N., Krol, D. J., Leytem, A. B., Noble, A., Salazar, F., Thorman, R. E. & Velthof, G. L. (2021).
DATAMAN: A global database of nitrous oxide and ammonia emission factors for excreta deposited by livestock and land-applied manure.
Journal of Environmental Quality,
50(2), 513-527.
https://doi.org/10.1002/jeq2.20186
Sommer, S. G., Eriksen, J., Petersen, S. O., Sørensen, P., Hansen, B. & Hansen, M. N. (2000).
Danmark: Husdyrgødning og kompost - næringsstofudnyttelse fra stald til mark i økologisk jordbrug.
Forskningsnytt,
3, 10-13.
Pilar Bernal, M.
, Sommer, S. G., Chadwick, D., Qing, C., Guoxue, L. & Michel Jr., F. C. (2017).
Current Approaches and Future Trends in Compost Quality Criteria for Agronomic, Environmental, and Human Health Benefits.
Advances in Agronomy,
144, 143-233.
https://doi.org/10.1016/bs.agron.2017.03.002
Rennuit, C., Triolo, J. M., Eriksen, S., Jimenez, J., Carrère, H.
& Hafner, S. D. (2018).
Comparison of pre- and inter-stage aerobic treatment of wastewater sludge: Effects on biogas production and COD removal.
Bioresource Technology,
247, 332-339.
https://doi.org/10.1016/j.biortech.2017.08.128
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 fra RAMIRAN, Cambridge, Storbritannien.
Croxatto Vega, G. C., ten Hoeve, M., Birkved , M.
, Sommer, S. G. & Bruun, S. (2014).
Choosing co-substrates to supplement biogas production from animal slurry--a life cycle assessment of the environmental consequences.
Bioresource Technology,
171, 410-420.
https://doi.org/10.1016/j.biortech.2014.08.099