Agriculture & Biology
ecosystems
66%
infiltration (hydrology)
51%
nutrients
39%
overland flow
34%
rain intensity
34%
biological soil crusts
33%
desert soils
32%
nutrient transport
29%
water flow
24%
microbial biomass
24%
dry environmental conditions
23%
anthropogenic activities
23%
microbial activity
23%
soil
22%
phytomass
21%
soil organic matter
20%
ammonium
20%
highlands
20%
nutrient content
19%
soil water
18%
nitrates
18%
water
18%
uptake mechanisms
14%
organisms
12%
Earth & Environmental Sciences
watershed
80%
nutrient
60%
ecosystem
43%
infiltration
30%
disturbance
25%
desert soil
25%
soil crust
24%
natural material
22%
material
22%
flash flood
21%
arid environment
21%
overland flow
20%
loss
19%
precipitation intensity
19%
microbial activity
17%
biota
16%
soil surface
16%
water flow
15%
ammonium
15%
soil water
14%
nitrate
13%
timescale
13%
organic matter
12%
biomass
11%
water
11%
atmosphere
10%
resource
10%
soil
7%
Medicine & Life Sciences
Soil
100%
Ecosystem
81%
Nutrients
78%
Water
49%
ammonium nitrate
33%
Biota
28%
Biomass
22%
Atmosphere
21%