Earth & Environmental Sciences
agricultural intensification
100%
organic carbon
58%
soil
32%
greenhouse gas emissions
14%
intensive farming
12%
appropriate technology
10%
soil acidification
10%
crop residue
10%
food supply
9%
climate effect
9%
climate
8%
carbon stock
8%
carbon storage
8%
carbon sequestration
7%
county
7%
water body
7%
fertilizer
7%
incorporation
6%
agricultural land
6%
environmental impact
6%
water resource
6%
crop
6%
productivity
5%
pollution
5%
temperature
3%
analysis
2%
Agriculture & Biology
soil organic carbon
85%
China
48%
climate
19%
carbon sequestration
19%
greenhouse gas emissions
18%
soil acidification
11%
intensive farming
10%
cropland
10%
carbon sinks
10%
water pollution
9%
water resources
9%
crop residues
9%
body water
8%
agricultural land
8%
environmental impact
8%
nitrogen fertilizers
7%
farming systems
6%
crops
4%
temperature
3%