一类捕食chemostat模型的食饵一致持续生存
Permanence of Prey in a Predator-Prey Chemostat Model
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摘要: 考虑了一类双营养条件下带时滞的捕食chemos tat模 型. 利用Liapunov泛函方法和Razumikhin方法,得到了食饵种群一致持续生存,而捕食者种 群趋于绝灭的充分条件.
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关键词:
- 一致持续生存 /
- 双营养 /
- 时滞 /
- 捕食chemostat模型
Abstract: A predator-prey chemostat model with two-nu trients and delay, is discussed. Based on the methods of Liapunov functionals an d the technique of Razumikhin, this paper obtains the sufficient conditions for permanence of prey population and extinction of predator population.-
Key words:
- permanence /
- two-nutrients /
- delay /
- predator-prey c hemostat model .
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