Agriculture & Biology
reduced tillage
100%
greenhouse gases
92%
nitrous oxide
89%
ecosystems
59%
soybeans
57%
corn
48%
cover crops
43%
carbon dioxide
40%
tillage
37%
growing season
31%
agroecosystems
28%
methane production
27%
ecosystem respiration
20%
strip tillage
19%
plows
15%
soil organic carbon
14%
soil microorganisms
14%
crop residues
14%
cell respiration
13%
rye
13%
uncertainty
13%
detection limit
12%
Glycine max
12%
Zea mays
10%
fertilizers
9%
winter
8%
carbon
8%
monitoring
8%
degradation
7%
nitrogen
7%
Earth & Environmental Sciences
soybean
85%
tillage
82%
cropping practice
78%
maize
69%
greenhouse gas
67%
budget
66%
cover crop
52%
ecosystem
46%
growing season
35%
agricultural ecosystem
30%
crop residue
15%
atmospheric carbon dioxide
15%
loss
13%
nitrous oxide
13%
carbon sequestration
12%
fertilizer
11%
soil
11%
organic carbon
10%
methane
9%
decomposition
9%
winter
7%
nitrogen
7%
detection
7%
carbon
7%
removal
6%
monitoring
6%