Agriculture & Biology
Soil and Water Assessment Tool model
100%
water quality
79%
Thinopyrum intermedium subsp. intermedium
78%
Camelina
72%
grazing lands
70%
conservation practices
67%
soybeans
66%
nitrates
50%
corn
50%
land use
48%
fertilizer application
47%
cropping systems
47%
fertilizers
41%
simulation models
41%
alfalfa
36%
winter
32%
sediments
30%
crops
25%
new crops
25%
surface water
22%
prediction
20%
rotational grazing
18%
nitrogen fertilizers
18%
subsurface drainage
15%
filter strips
15%
nutrients
14%
nitrate reduction
12%
nitrate nitrogen
12%
application timing
12%
fertilizer rates
11%
rye
10%
drainage
10%
cover crops
10%
agricultural land
9%
leaching
9%
Glycine max
9%
pollution
8%
crop production
8%
highlands
8%
Zea mays
8%
planting
7%
conservation buffers
7%
farmers
7%
farms
6%
monitoring
6%
erosion control
6%
biomass
6%
nitrogen
5%
Earth & Environmental Sciences
nitrate
72%
soil and water assessment tool
66%
nitrogen load
64%
fertilizer application
59%
conservation management
56%
crop
56%
watershed
54%
management practice
50%
cropping practice
49%
grazing
44%
fertilizer
43%
water quality
41%
drainage
37%
loss
36%
soybean
33%
land use
33%
alfalfa
31%
nutrient loss
25%
effect
23%
maize
22%
sediment
20%
winter
19%
cover crop
19%
rate
16%
crop production
15%
nitrogen
11%
perennial plant
10%
beef cattle
10%
filter
9%
conservation tillage
9%
simulation
8%
surface water
8%
buffer zone
8%
erosion control
8%
land
7%
crop rotation
7%
forage
7%
farming system
7%
tillage
7%
pasture
6%
karst
6%
land use change
6%
growing season
5%
modeling
5%
creek
5%
phosphorus
5%
agriculture
5%
Medicine & Life Sciences
Soybeans
96%
Zea mays
89%
Fertilizers
78%
Nitrates
61%
Soil
54%
Water
37%
Medicago sativa
35%
Water Quality
24%
Farms
14%
Nitrogen
11%
Drainage
10%
Nutrients
9%
Secale
8%
Fresh Water
7%
Practice Management
7%
Biomass
6%
Farmers
6%