Medicine & Life Sciences
Acetylene
51%
Agar
30%
Alphaproteobacteria
46%
Bacteria
42%
Ecology
37%
Gammaproteobacteria
46%
Genes
25%
Growth
15%
Nitrogen
31%
Nitrogen Fixation
48%
Nitrogenase
100%
Oceans and Seas
36%
Pseudomonas
35%
Rhodopseudomonas
56%
Seawater
41%
Water
42%
Agriculture & Biology
acetylene reduction
20%
agar
12%
alpha-Proteobacteria
19%
aquatic bacteria
19%
aquatic environment
17%
assays
8%
Baltic Sea
40%
brackish water
18%
ecology
11%
gamma-Proteobacteria
19%
genes
10%
methodology
4%
nitrogen
9%
nitrogen-fixing bacteria
76%
nitrogenase
35%
Pseudomonas
14%
Rhodopseudomonas
25%
surface water
69%
Earth & Environmental Sciences
acetylene
37%
agar
35%
aquatic environment
30%
assay
27%
bacterium
40%
distribution
11%
ecology
24%
evaluation
15%
gene
48%
methodology
18%
nitrogen
18%
sea
17%
sea surface
27%
seawater
22%
surface water
42%
water
9%