一类食饵具有群体防御能力的捕食系统的定性分析

A qualitative analysis of a prey predator system while the prey has group defence ability

对一类食饵种群具有群体防御能力的捕食系统做了较为详细的定性分析 ,得到了系统轨线的全局稳定性。

A qualitative analysis of a prey predator system while the prey holds group defence abillity is discussed in detail.Some sufficient conditions of the global stability of the trajectory,existence,uniqueness and nonexistence of the limit cycle of the system are obtained.