The Dynamics of a Delayed Predator-Prey Model with Double Allee Effect

Boli Xie,Zhi-Jun Wang,Yakui Xue,Zhenmin Zhang

Published 2015 in Discrete Dynamics in Nature and Society

ABSTRACT

We study the dynamics of a delayed predator-prey model with double Allee effect. For the temporal model, we showed that there exists a threshold of time delay in predator-prey interactions; when time delay is below the threshold value, the positive equilibrium is stable. However, when time delay is above the threshold value, the positive equilibrium is unstable and period solution will emerge. For the spatiotemporal model, through numerical simulations, we show that the model dynamics exhibit rich parameter space Turing structures. The obtained results show that this system has rich dynamics; these patterns show that it is useful for a delayed predator-prey model with double Allee effect to reveal the spatial dynamics in the real model.

PUBLICATION RECORD

  • Publication year

    2015

  • Venue

    Discrete Dynamics in Nature and Society

  • Publication date

    2015-10-04

  • Fields of study

    Biology, Mathematics

  • Identifiers
  • External record

    Open on Semantic Scholar

  • Source metadata

    Semantic Scholar

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