Study on Occurrence, Damage and Control of Golden Apple Snail, Pomacea canaliculata (Lamarck),in Paddy Fields of Hubei Province

Occurrence rule,damage situation and control technique of golden apple snail, Pomacea canaliculata(Lamarck),in paddy fields of Yingshan, Hubei Province, had been studied. The results suggested that there was one generation for golden apple snail one year. It feeds on rice and weed, and overwinters under soil or in spas. Golden apple snail usually causes serious damage to rice in the vegetaive stage which is between transplanting and booting. The damage level of rice is positive correlation with the egg density, numbers of the young or mature of golden apple snail. The experiments with spraying insecticides indicated that five chemicals supplied showed high efficacy to the golden apple snail.