Abstract and Applied Analysis
Volume 2009 (2009), Article ID 481712, 8 pages
Research Article

Permanence of Periodic Predator-Prey System with General Nonlinear Functional Response and Stage Structure for Both Predator and Prey

School of Mathematics and Computer Science, Fujian Normal University, Fuzhou, Fujian 350007, China

Received 16 September 2009; Revised 24 November 2009; Accepted 6 December 2009

Academic Editor: Stephen Clark

Copyright © 2009 Xuming Huang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


We study the permanence of periodic predator-prey system with general nonlinear functional responses and stage structure for both predator and prey and obtain that the predator and the prey species are permanent.