Supported by the National Natural Science Foundation of China(10801065);New Century Excellent Talents in University(NECT-12-0246);Fundamental Research Funds for the Central Universities(LZUJBKY-2013-K02)
The existence of positive periodic solution of a generalized semi-ratio-dependent predator-prey system with time delay and impulse is studied by using the continuation theorem based on the coincidence degree theory. T...