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Alaska
16
disturbance
inorganic nutrients
16
organic matter
16
populations
16
primary production
16
productivity
tundra
16
biomass
15
nitrogen
12
phosphorus
11
carbon
3
leaf area
3
annual variation
2
calcium
2
exclosure
2
fertilize treatments
2
magnesium
2
nutrients
2
potassium
2
exclosures
1
heath
1
small mammal
1
wet sedge
1
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