Agriculture & Biology
organic production
100%
Thinopyrum intermedium subsp. intermedium
93%
cropping systems
91%
soil quality
89%
alfalfa
33%
Trifolium pratense
27%
soil
24%
perennial cropping
20%
soybeans
17%
water stable soil aggregates
17%
corn
15%
loam soils
14%
biomass
14%
certification
13%
cover crops
13%
microbial biomass
13%
grain crops
12%
rye
12%
Actinobacteria
11%
soil pH
11%
winter wheat
11%
crop production
11%
growers
10%
climate
9%
planting
9%
economics
8%
wheat
7%
fungi
7%
bacteria
6%
crops
6%
Earth & Environmental Sciences
health
66%
cropping practice
63%
transition
59%
soil
41%
alfalfa
29%
cereal
17%
soybean
17%
biomass
14%
wheat
14%
maize
14%
cover crop
10%
soil aggregate
9%
certification
8%
crop production
8%
parameter
8%
soil condition
8%
planting
7%
fungus
7%
economy
6%
crop
5%
bacterium
5%
winter
4%
economics
4%
station
4%
water
2%