Existence of positive periodic solutions for delayed predator-prey patch systems with stocking

Hui Fang, Zhicheng Wang
2006 International Journal of Mathematics and Mathematical Sciences  
A sufficient condition is derived for the existence of positive periodic solutions for a delayed predator-prey patch system with stocking. Some known results are improved.
doi:10.1155/ijmms/2006/63182 fatcat:5zssqxsxy5eotbl276qzninq2i