Discrete Dynamics in Nature and Society
Volume 2009 (2009), Article ID 205481, 9 pages
doi:10.1155/2009/205481

Permanence of a discrete periodic Volterra model with mutual interference

Lijuan Chen1 and Liujuan Chen2

1College of Mathematics and Computer Science, Fuzhou University, Fuzhou, Fujian 350002, China
2Department of Mathematics and Physics, Fujian Institute of Education, Fuzhou, Fujian 350001, China

Abstract

This paper discusses a discrete periodic Volterra model with mutual interference and Holling II type functional response. Firstly, sufficient conditions are obtained for the permanence of the system. After that, we give an example to show the feasibility of our main results.