Landbrug og biologi
paddy soils
79%
green manures
73%
prokaryotic cells
64%
Archaea
64%
ammonia
51%
nitrification
30%
bacteria
16%
rice
13%
Astragalus
12%
radishes
11%
Nitrosospira
8%
Lolium
5%
fallow
5%
soil
5%
least squares
5%
soil pH
5%
community structure
4%
ammonium
4%
oxidation
3%
winter
3%
nucleotide sequences
3%
genes
1%
Medicin og biovidenskab
Manure
100%
Archaea
75%
Ammonia
70%
Soil
66%
Nitrification
46%
Oryza
24%
Astragalus Plant
21%
Bacteria
20%
Raphanus
16%
Lolium
8%
Ammonium Compounds
6%
Least-Squares Analysis
5%
DNA Sequence Analysis
5%
Genes
2%
Geo- og miljøvidenskab
green manure
92%
prokaryote
73%
ammonia
49%
soil
26%
nitrification
23%
bacterium
19%
green manuring
18%
rice
17%
milk
11%
fallow
5%
community structure
4%
ammonium
4%
DNA
4%
experiment
4%
gene
3%
oxidation
3%
winter
3%
effect
2%
modeling
2%
analysis
1%