Agriculture & Biology
Nitrobacter
100%
grassland soils
85%
agricultural soils
68%
nitrites
62%
denaturing gradient gel electrophoresis
47%
soil types
40%
nitrogen
35%
bacteria
33%
soil
30%
rhizoplane
28%
clones
27%
soil bacteria
22%
ecotypes
21%
mineral fertilizers
21%
nitrogen fertilizers
18%
ribosomal RNA
14%
phylogeny
11%
genes
7%
Earth & Environmental Sciences
grassland soil
77%
inorganic nitrogen
71%
agricultural soil
62%
nitrite
57%
bacterium
38%
clone
26%
soil
26%
electrokinesis
23%
library
22%
gel
20%
ecotype
16%
functional group
11%
soil type
11%
management practice
11%
fertilizer
10%
phylogenetics
10%
gene
9%
nitrogen
7%
analysis
6%
Medicine & Life Sciences
Grassland
88%
Nitrites
67%
Soil
66%
Nitrogen
60%
Nitrobacter
53%
Bacteria
41%
Denaturing Gradient Gel Electrophoresis
24%
Ecotype
15%
Clone Cells
13%
Fertilizers
13%
Practice Management
10%
rRNA Genes
9%
16S Ribosomal RNA
9%