2026-10-14 https://api.researchdata.se/oai-pmh

oai:researchdata.se:doi-10-5281-zenodo-19495370/0 2026-05-18 subject:ssif:10502 subject:ssif:105 subject:ssif:1 principal:slug:ivl

info:eu-repo/semantics/other http://purl.org/dc/dcmitype/Dataset https://doi.org/10.5281/zenodo.19495370 One year measurements of ammonia levels at three Swedish farms Watne, Ågot Sofie, Hellsten Sofie, Petersson Environmental Sciences Miljövetenskap The dataset consists of long-term, on-site NH₃ concentration measurements collected at three farms in Sweden (pig, poultry, and dairy). Monthly average concentrations are recorded from June 2023 to May 2024 at nine spatially distributed sampling locations around each farm. info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by/4.0/ IVL Swedish Environmental Research Institute IVL Svenska Miljöinstitutet 2026-04-10T00:00:00Z