Earth & Environmental Sciences
plant community
100%
grassland
84%
agricultural ecosystem
79%
plant species
73%
flooding
67%
monoculture
61%
community composition
49%
nitrogen
44%
greenhouse gas emissions
38%
fertilizer
29%
mitigation
25%
economics
24%
resource
23%
soil
22%
productivity
20%
grass
18%
mineral
17%
dry matter
15%
field experiment
14%
nitrous oxide
14%
earthworm
14%
climate change
13%
microbial community
12%
exudation
12%
fixation
12%
soil fauna
11%
intensive agriculture
11%
ecology
10%
old field
10%
intraspecific variation
9%
environmental economics
9%
soil fertility
9%
leaf area
8%
flood frequency
8%
ozone layer depletion
8%
plant ecology
8%
loss
7%
greenhouse gas
7%
soil emission
7%
socioeconomics
7%
farming system
6%
policy
6%
experiment
6%
microbiology
6%
mesocosm
6%
meta-analysis
5%
biomass
5%
microcosm
5%
agricultural soil
5%
agricultural production
5%
fungus
5%
environmental management
5%
Agriculture & Biology
plant communities
88%
grasslands
74%
agroecosystems
72%
economic plants
61%
nitrogen cycle
56%
soil minerals
34%
flooded conditions
30%
legumes
26%
nitrogen fertilizers
26%
economic resources
25%
leaf dry matter content
20%
flood control
14%
Poa trivialis
13%
microbial communities
12%
grasses
11%
synthesis
11%
economics
11%
leaves
11%
leaf nitrogen content
11%
earthworms
11%
Festuca arundinacea
9%
soil
9%
specific leaf area
9%
environmental economics
9%
soil fauna
9%
Trifolium repens
9%
intensive farming
9%
Lolium perenne
8%
greenhouse experimentation
8%
intraspecific variation
8%
exudation
8%
weather
7%
nitrogen
7%
socioeconomics
7%
soil fertility
6%
botanical composition
6%
climate change
6%
fertilizers
5%
ecology
5%
mycorrhizal fungi
5%