Earth & Environmental Sciences
canopy
13%
climate
9%
climate change
19%
crop
48%
decomposition
12%
ecotone
79%
effect
3%
field experiment
15%
food security
17%
intercropping
100%
interspecific interaction
23%
leaching
12%
limiting factor
17%
natural resource
14%
nutrient
10%
organ
15%
organic matter
11%
productivity
11%
rainfed agriculture
23%
resource use
73%
roughness
14%
simulation
7%
soil erosion
31%
soil fertility
35%
spatial distribution
11%
temporal distribution
16%
vegetation cover
16%
wind erosion
20%
Agriculture & Biology
canopy
13%
China
21%
climate
13%
climate change
28%
crop models
40%
crops
17%
degradation
10%
ecotones
87%
food security
16%
intercropping
73%
leaching
16%
natural resources
18%
nutrients
10%
organic matter
15%
rainfed farming
23%
roughness
20%
simulation models
17%
soil
8%
soil erosion
20%
soil fertility
31%
spatial distribution
14%
vegetation cover
19%
wind erosion
25%