Agriculture & Biology
desert soils
100%
Archaea
70%
ammonia
56%
nitrogen
39%
oxidation
16%
arid lands
12%
Nitrosospira
9%
Nitrosomonas
8%
Sonoran Desert
7%
genes
7%
bacteria
6%
topsoil
6%
soil
5%
oxidants
5%
population density
5%
shrubs
4%
ecosystems
4%
prediction
3%
kinetics
3%
Medicine & Life Sciences
Archaea
82%
Ammonia
76%
Soil
73%
Nitrogen
66%
Nitrosomonas
11%
Archaeal Genes
10%
Bacteria
7%
Bacterial Genes
7%
Population Density
6%
Ecosystem
6%
Genes
4%
Kinetics
4%
Earth & Environmental Sciences
desert soil
93%
inorganic nitrogen
78%
ammonia
53%
gene
17%
oxidation
14%
arid land
14%
ecosystem type
7%
bacterium
7%
soil nitrogen
6%
topsoil
5%
population density
5%
community composition
5%
relative abundance
5%
shrub
5%
desert
4%
rate
3%
kinetics
3%
prediction
2%
soil
2%
experiment
2%
effect
1%