Earth & Environmental Sciences
soybean
74%
snowmelt
73%
tillage
72%
runoff
48%
organic matter
45%
loss
36%
plowing
24%
soil surface
17%
effect
16%
zero tillage
12%
crop residue
12%
biochemical oxygen demand
10%
hydrograph
10%
chemical oxygen demand
9%
management practice
8%
maize
8%
organic carbon
7%
watershed
7%
melt
7%
crop
7%
demand
6%
oxygen
6%
pollutant
5%
soil
4%
Agriculture & Biology
snowmelt
100%
runoff
78%
tillage
66%
soil organic matter
64%
soybeans
50%
plowing
23%
total solids
21%
hydrograph
18%
soil
14%
biochemical oxygen demand
12%
chemical oxygen demand
12%
crop residues
10%
organic carbon
10%
no-tillage
9%
farmers
6%
oxygen
6%
corn
6%
crops
5%