{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Mienna IM"],"funding":["Norwegian University of Life Sciences","The Research Council of Norway"],"pagination":["801-814"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC8956534"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["198(3)"],"pubmed_abstract":["Treelines are expected to expand into alpine ecosystems with global warming, but herbivory may delay this expansion. This study quantifies long-term effects of temporally varying sheep densities on birch recruitment and growth in the treeline ecotone. We examined treeline ecotone successional trajectories and legacy effects in a replicated experimental setup, where enclosures were present for 14 years with three different sheep densities (0, 25, 80 sheep km<sup>-2</sup>). Before and after the enclosures were present, the site had an ambient sheep density of 20-25 km<sup>-2</sup>. We sampled field data 4 years after enclosure removal and compared these to data sampled 8 and 9 years after enclosure erection. We sampled data on birch browsing pressure, birch distribution across life-stages (r"],"journal":["Oecologia"],"pubmed_title":["Legacy effects of herbivory on treeline dynamics along an elevational gradient."],"pmcid":["PMC8956534"],"funding_grant_id":["281066"],"pubmed_authors":["Austrheim G","Mienna IM","Speed JDM","Klanderud K","Bollandsas OM"],"additional_accession":[]},"is_claimable":false,"name":"Legacy effects of herbivory on treeline dynamics along an elevational gradient.","description":"Treelines are expected to expand into alpine ecosystems with global warming, but herbivory may delay this expansion. This study quantifies long-term effects of temporally varying sheep densities on birch recruitment and growth in the treeline ecotone. We examined treeline ecotone successional trajectories and legacy effects in a replicated experimental setup, where enclosures were present for 14 years with three different sheep densities (0, 25, 80 sheep km<sup>-2</sup>). Before and after the enclosures were present, the site had an ambient sheep density of 20-25 km<sup>-2</sup>. We sampled field data 4 years after enclosure removal and compared these to data sampled 8 and 9 years after enclosure erection. We sampled data on birch browsing pressure, birch distribution across life-stages (r","dates":{"release":"2022-01-01T00:00:00Z","publication":"2022 Mar","modification":"2025-04-22T12:58:50.531Z","creation":"2025-04-06T00:25:42.557Z"},"accession":"S-EPMC8956534","cross_references":{"pubmed":["35149919"],"doi":["10.1007/s00442-022-05125-8"]}}