Since the PRC establishment in 1949,A tactics that combined both the changing environments of locust areas and spraying insecticides,was carried out.So locust disasters have been basically deleted since the 1950's.This was one of the greatest achievements in history of the integrated pest management in China and known by all over the world. Since the PRC establishment in 1949, A tactics that combined both the changing environments of locust areas and spraying insecticides, was carried out. So locust disasters have been basically deleted since the 1950’s. This was one of the greatest achievements in history of the integrated pest management in China and known by all over the world