In this paper some easily verifiable sufficient conditions on the permanence of solutions for general nonautonomous two-species predator-prey model are established. These new criteria improve and extend the results given by Ma, Wang, Teng and Teng, Yu.
机构:
Department of Applied Mathematics, Shanghai Jiaotong UniversityDepartment of Applied Mathematics, Shanghai Jiaotong University
Sun W.-J.
Teng Z.-D.
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机构:
Department of Mathematics, Xinjiang UniversityDepartment of Applied Mathematics, Shanghai Jiaotong University
Teng Z.-D.
Yu A.-H.
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机构:
Institute of Applied Mathematics, Academy of Mathematics and System Sciences, Chinese Academy of SciencesDepartment of Applied Mathematics, Shanghai Jiaotong University