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具有单调功能反应的离散时间比率依赖的捕食——被捕食系统的持久性

Permanence for a Discrete-time Ratio-dependent Predator-prey Models with Monotonic Functional Responses
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摘要 通过运用差分方程的比较原理,获得具有单调功能反应的离散时间比率依赖的捕食-被捕食模型持久性的充分条件. By applying the comparison theorem of difference equation, we obtain sufficient conditions for the permanence of a discrete-time ratio-depedent predator-prey model with monotonic functional responses.
作者 张玲
出处 《甘肃高师学报》 2013年第5期18-20,共3页 Journal of Gansu Normal Colleges
关键词 捕食-被捕食模型 比率依赖 单调功能反应 持久性 predator-prey model ratio-dependent monotonic functional responses permanence.
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