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