Earth & Environmental Sciences
acetate
5%
ammonium
9%
barley
39%
biomass
32%
carbon
18%
cellulose
7%
chemical composition
6%
cover crop
37%
crop
8%
denitrification
29%
effect
10%
electron
7%
flowering
15%
green manure
100%
greenhouse gas emissions
13%
incubation
17%
laboratory
5%
lignin
8%
methane
25%
methanogenesis
31%
nitrite
5%
nitrogen
22%
nutrient
39%
nutrient availability
12%
phosphorus
23%
productivity
33%
rice
50%
sediment
15%
seeding
30%
slurry
10%
soil
19%
substrate
7%
trophic status
6%
wetland
25%
Agriculture & Biology
ammonium
6%
barley
26%
biomass
20%
carbon
21%
cover crops
26%
denitrification
40%
electrons
5%
green manures
39%
greenhouse gas emissions
8%
legumes
7%
methane production
35%
nitrogen
19%
nutrient availability
7%
nutrients
14%
paddies
5%
paddy soils
42%
phosphorus
24%
rice
12%
sediments
30%
sowing
22%
temperate soils
52%
Vicia villosa
44%
wetlands
32%
Engineering & Materials Science
Biomass
18%
Cellulose
9%
Chemical analysis
5%
Lignin
10%
Manures
46%
Methane
31%
Nutrients
41%
Organic carbon
6%
Productivity
26%
Soil quality
7%
Soils
9%