首页> 中文期刊> 《应用数学和力学:英文版》 >Permanence and global attractivity of stage-structured predator-prey model with continuous harvesting on predator and impulsive stocking on prey

Permanence and global attractivity of stage-structured predator-prey model with continuous harvesting on predator and impulsive stocking on prey

         

摘要

We investigate a stage-structured delayed predator-prey model with impul- sive stocking on prey and continuous harvesting on predator.According to the fact of biological resource management,we improve the assumption of a predator-prey model with stage structure for predator population that each individual predator has the same ability to capture prey.It is assumed that the immature and mature individuals of the predator population are divided by a fixed age,and immature predator population does not have the ability to attach prey.Sufficient conditions are obtained,which guarantee the global attractivity of predator-extinction periodic solution and the permanence of the system.Our results show that the behavior of impulsive stocking on prey plays an impor- tant role for the permanence of the system,and provide tactical basis for the biological resource management.Numerical analysis is presented to illuminate the dynamics of the system.

著录项

  • 来源
    《应用数学和力学:英文版》 |2008年第5期|653-663|共11页
  • 作者单位

    School of Mathematics and Statistics;

    Guizhou College of Finance and Economics;

    Department of Applied Mathematics;

    Dalian University of Technology;

    Department of Mathematical Analysis;

    Faculty of Mathematics;

    University of Santiago de Compostela;

    15782 Santiago de Compostela Spain;

    Department of Psychiatry;

    Radiology and Public Health Faculty of Medicine University of Santiago de Compostela;

    Spain;

  • 原文格式 PDF
  • 正文语种 chi
  • 中图分类 力学;
  • 关键词

    级结构; 冲动性; 连续获得; 吸引性; 耐久性;

    机译:阶段结构的;冲动库存连续收获;全球吸引力永久性;
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