Agriculture & Biology
Pulicaria
97%
Daphnia
76%
eutrophication
75%
lakes
52%
sediments
25%
population genetics
16%
population structure
16%
history
14%
agriculture
13%
human population
9%
anthropogenic activities
9%
zooplankton
9%
population density
8%
ecosystems
6%
phosphorus
6%
Biological Sciences
6%
environmental factors
5%
eggs
5%
Earth & Environmental Sciences
eutrophication
58%
lake
37%
genetic structure
33%
population genetics
21%
population structure
19%
accumulation rate
19%
environmental change
15%
paleolimnology
13%
green revolution
13%
fold
13%
watershed
13%
sediment
13%
agriculture
13%
environmental history
12%
wild population
11%
anthropogenic effect
9%
human population
9%
egg
8%
population density
8%
zooplankton
8%
environmental conditions
7%
catchment
6%
phosphorus
6%
ecosystem
5%
history
5%
Chemical Compounds
Catchment
54%
Ecosystem
38%
Time
23%
Green
22%
Environment
18%