Mathematics
Predator-prey Model
82%
Permanence
73%
Global Attractivity
39%
Harvesting
38%
Autonomous Systems
23%
Resources
20%
Periodic Solution
17%
Spearman's coefficient
15%
Weather
15%
Brouwer Fixed Point Theorem
14%
Model Analysis
13%
Continuation Theorem
13%
Coincidence Degree Theory
13%
Systems Analysis
13%
Interference
12%
Nonautonomous Systems
12%
Biological Systems
12%
Periodic Systems
12%
Recommendations
11%
Correlation coefficient
11%
Population Dynamics
11%
Predator
11%
Prey
11%
Community
11%
Mathematical Analysis
11%
Extinction
10%
Periodicity
10%
Fluctuations
10%
Human
9%
Uncertainty
9%
Output
8%
Partial
7%
Dependent
7%
Concepts
5%
Form
4%
Model
3%
Earth & Environmental Sciences
functional response
100%
harvest
34%
crop
27%
parameter
26%
birth rate
16%
mathematical analysis
16%
community dynamics
14%
food supply
14%
physical environment
14%
resource
14%
farming system
13%
systems analysis
13%
hunting
12%
rate
12%
population dynamics
12%
natural environment
12%
population density
11%
fishing
11%
predator
11%
extinction
10%
recommendation
9%
sustainability
9%
effect
9%
weather
8%
need
6%
method
2%
Engineering & Materials Science
Crops
85%
Food supply
39%
Population dynamics
37%
Population Density
31%
Time varying systems
29%
Sustainable development
22%
Managers
21%
Systems analysis
19%
Uncertainty
16%