污染环境下具有脉冲输入的随机捕食-食饵模型的动力学研究

付盈洁,蓝桂杰,张树文,魏春金

Dynamics of a Stochastic Predator-Prey Model with Pulse Input in a Polluted Environment

Yingjie Fu,Guijie Lan,Shuwen Zhang,Chunjin Wei

图 2 图(a), (b), (c)分别代表脉冲值$P=5$时食饵种群$x(t)$,捕食者种群$y(t)$以及毒素$c(t)$的变化趋势