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Alpine Tundra
73
Bacteria
73
Nitrogen
73
Root
73
Deschampsia cespitosa
43
Geum rossii
43
CO
38
Niwot Ridge
38
454 pyrosequencing
3
Helotiales
3
ITS
3
alpine tundra
3
root
3
root fungi
3
Life sciences
2
envir
2
medicine and health care
2
nitrogen deposition
2
psy
2
Niwot Ridge Colorado
1
bacteria
1
nitrogen
1
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