Earth & Environmental Sciences
soil respiration
91%
natural forest
90%
rubber
82%
plantation
74%
methane
61%
oil
47%
soil
14%
young
14%
land use
13%
tropics
12%
respiration
12%
methanotrophy
10%
nitrogenous fertilizer
10%
litterfall
8%
smallholder
8%
soil gas
8%
farming system
7%
trace gas
7%
urea
6%
management practice
6%
field study
5%
greenhouse gas
5%
temporal variation
5%
seasonal variation
5%
replacement
5%
substrate
4%
transition
4%
mineral
3%
gas
3%
effect
3%
rate
2%
Agriculture & Biology
soil respiration
100%
Elaeis guineensis
89%
methane production
86%
rubber
74%
plantations
68%
methane
26%
land use
19%
soil
17%
forest mensuration
12%
Indonesia
12%
tropics
12%
gas emissions
9%
mineral soils
8%
greenhouse gas emissions
7%
temporal variation
7%
plant litter
6%
seasonal variation
5%
carbon dioxide
5%
urea
5%
fertilizers
5%
gases
5%