Agriculture & Biology
Pinus ponderosa
100%
coniferous forests
83%
nitrogen
45%
soil
39%
thinning (plants)
33%
forest restoration
22%
water
19%
climate change
13%
forest thinning
12%
stand management
12%
biogeochemistry
11%
plant available water
9%
nitrification
9%
forest litter
8%
forest management
8%
fine roots
8%
soil water content
7%
tracer techniques
7%
mineralization
7%
fertilizers
5%
biomass
4%
Earth & Environmental Sciences
pine
67%
thinning
46%
nitrogen
46%
soil
33%
soil process
23%
restoration
22%
water
17%
soil water
15%
fine root
12%
climate change
11%
forest floor
11%
biogeochemistry
10%
water availability
9%
forest management
9%
nitrification
8%
fertilizer
8%
tracer
7%
water content
7%
mineralization
7%
effect
6%
productivity
6%
plan
6%
biomass
5%
resource
5%
distribution
3%