| Article ID: | iaor20141489 |
| Volume: | 258 |
| Issue: | 12 |
| Start Page Number: | 87 |
| End Page Number: | 98 |
| Publication Date: | Mar 2014 |
| Journal: | Journal of Computational and Applied Mathematics |
| Authors: | Du Zengji, Feng Zhaosheng |
| Keywords: | qualitative methods, predator-prey model |
In this paper, we consider a neutral predator–prey model with the Beddington–DeAngelis functional response and impulsive effect. Sufficient conditions are obtained for the existence of positive periodic solutions by a systematic qualitative analysis. Some known results in the literature are generalized.