Journal Article 2 Research Support, Non-U.S. Gov't 2 understory vegetation 15N labeling 1 N762921K75 1 Nitrogen 1 Nitrogen deposition 1 mehr ... Soil 1 biodiversity 1 carbon sequestration 1 carbon sink 1 climate changes 1 community ecology 1 dwarf shrubs 1 feather mosses 1 forest 1 historical ecology 1 legacy data 1 long-term monitoring 1 plant community 1 productivity 1 resurvey 1 soil nitrogen uptake 1 weniger ...