Parameter | Biological/ecological meaning |
---|---|
\(r_{1}\) | Growth rate of prey population in the absence of predators, |
\(r_{2}\) | Growth rate of predators (based on the convention coefficients from prey individuals to predator individuals), |
ρ | Strength of competition among individuals of prey species, |
\(\delta _{1}\) | Maximum value of per capita reduction rate of prey, |
\(\delta _{2}\) | Maximum value of per capita predator consumption rate, |
\(\delta _{3}\) | Death rate of predators, |
\(\chi _{1}\) | Half saturation constant of prey in absence of refuge, |
\(\chi _{2}\) | Measures the handling time of prey on the feeding rate, |
\(\chi _{3}\) | Coefficient of interference (disturbance) among predators, |
\(\chi _{4}\) | Measures the extent to which the environment provides protection to a predator. |