Earth & Environmental Sciences
aquatic ecosystem
20%
atmosphere
12%
atmospheric chemistry
23%
bacterium
39%
calculation
11%
denitrification
74%
experiment
32%
gas exchange
23%
greenhouse gas
36%
incubation
70%
isotope
15%
isotopic fractionation
100%
nitrification
38%
nitrous oxide
86%
photolysis
22%
photooxidation
25%
relative abundance
19%
sediment
10%
soil
8%
stratosphere
19%
substitution
18%
terrestrial ecosystem
20%
turnover
38%
Agriculture & Biology
aquatic ecosystems
5%
atmospheric chemistry
7%
denitrification
23%
denitrifying bacteria
21%
denitrifying microorganisms
9%
gas exchange
4%
greenhouse gases
11%
isotope fractionation
27%
isotopes
5%
microorganisms
3%
nitrification
11%
nitrous oxide
95%
photolysis
5%
photooxidation
6%
Pseudomonas chlororaphis
21%
Pseudomonas fluorescens
16%
sediments
4%
soil
2%
stratosphere
8%
terrestrial ecosystems
6%