Dynamics of a Birth-Pulse Single-Species Model with Restricted Toxin Input and Pulse Harvesting

Figure 4

Bifurcation diagrams of (3.3) and (3.5) for the population 𝑥(𝑡). Shown is the effect of parameter 𝑢 on the dynamical behavior. Parameter values are 𝑘=1,𝑔=1.2,ℎ=2,𝑟=1,𝑑=0.4,𝐸=0.5,and𝑇₁=0.25,𝑇₂=0.5. (a) Ricker function, 𝑏=200. (b) Beverton-Holt function, 𝑏=50,𝑞=3,and𝑛=10.

(a)

(b)