Earth & Environmental Sciences
soil crust
87%
soil moisture
17%
water budget
13%
evapotranspiration
13%
roughness
12%
infiltration
11%
soil water
11%
runoff
10%
soil
9%
long-term experiment
9%
ecosystem
8%
buffering
7%
semiarid region
7%
arid region
7%
index
7%
hydraulic conductivity
6%
field study
6%
simulation
6%
plateau
5%
porosity
5%
cold
5%
calibration
4%
climate
3%
loss
3%
comparison
3%
experiment
2%
parameter
2%
effect
1%
Agriculture & Biology
biological soil crusts
100%
soil water balance
20%
soil water
18%
roughness
17%
infiltration (hydrology)
16%
evapotranspiration
15%
soil
10%
ecosystems
10%
long term experiments
8%
warm season
8%
cold season
8%
hydraulic conductivity
8%
arid zones
7%
calibration
7%
porosity
6%
plateaus
6%
climate
5%
testing
2%