Medicine & Life Sciences
Ammonia
100%
Soil
95%
Denaturing Gradient Gel Electrophoresis
46%
DNA
43%
Nitrification
40%
Nitrosomonas
22%
Proteobacteria
15%
Forests
13%
Polymerase Chain Reaction
13%
Population Density
12%
rRNA Genes
11%
Oligonucleotides
11%
16S Ribosomal RNA
11%
Population
4%
Agriculture & Biology
ammonia
73%
oxidants
61%
DNA
44%
denaturing gradient gel electrophoresis
43%
soil
31%
nitrification
29%
Nitrosomonas
19%
forest soils
14%
deciduous forests
14%
Proteobacteria
13%
soil treatment
13%
oligonucleotides
12%
soil types
12%
plant communities
11%
population size
11%
sampling
8%
ribosomal RNA
8%
genes
4%
cells
3%
methodology
3%
Earth & Environmental Sciences
DNA
72%
ammonia
70%
electrokinesis
35%
soil
32%
gel
31%
nitrification
23%
incubation
21%
effect
20%
deciduous forest
13%
forest soil
12%
population size
12%
plant community
12%
soil type
11%
gene
9%
fold
9%
rate
8%
cell
7%
method
2%