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Alpine Tundra
Nitrogen
77
Bacteria
75
Root
75
CO
37
Deschampsia cespitosa
37
Geum rossii
37
Niwot Ridge
37
Changbai Mountain
4
Biomass
2
Carbon-cycling
2
Geology
2
Litter
2
Phosphorus
2
Sulfur
2
Vegetation Type
2
凋落物
2
氮循环
2
生物量
2
系统生态学::系统生态学
2
长白山 Nitrogen Cycling
2
高山冻原
2
Biogeochemistry
1
Carbon Cycle
1
Climate Change
1
Ecology and Evolutionary Biology
1
Eddy Covariance
1
Physical and Environmental Geography
1
Radiocarbon
1
Soil Respiration
1
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