Agriculture & Biology
bacterial communities
84%
ammonia
69%
ammonia monooxygenase
66%
Nitrosospira
44%
Chesapeake Bay
38%
bacteria
37%
Nitrosospira briensis
28%
genes
28%
Choptank River
26%
salinity
21%
hybridization
21%
dissolved organic carbon
18%
oligonucleotide probes
16%
marine environment
16%
oceans
14%
Archaea
14%
estuaries
14%
dominance (genetics)
13%
particulates
13%
oxidants
13%
sediments
12%
niches
12%
principal component analysis
11%
glass
11%
chlorophyll
9%
sampling
9%
oxygen
9%
clones
9%
carbon
9%
environmental factors
8%
nitrogen
7%
organisms
7%
temperature
5%
Medicine & Life Sciences
Ammonia
93%
ammonia monooxygenase
83%
Bays
71%
Bacteria
46%
Salinity
40%
Fresh Water
33%
Genes
33%
Carbon
27%
chlorophyll a'
24%
Estuaries
22%
Oligonucleotide Probes
17%
Rivers
16%
Archaea
16%
Oceans and Seas
15%
Ecosystem
15%
Principal Component Analysis
14%
Nitrogen
13%
Glass
13%
Clone Cells
10%
Temperature
9%
Oxygen
9%
Earth & Environmental Sciences
estuarine environment
100%
community composition
76%
ammonia
65%
gene
62%
guild
52%
probe
44%
bacterium
29%
transect
15%
cultivated species
14%
salinity
12%
freshwater sediment
12%
ecological niche
10%
clone
9%
dissolved organic carbon
8%
library
8%
chlorophyll a
8%
marine environment
7%
principal component analysis
7%
environmental factor
7%
estuary
7%
glass
6%
organism
6%
oxygen
5%
nitrogen
5%
ocean
5%
carbon
5%
trend
4%
river
4%
temperature
3%
analysis
2%