In order to assist the study of the biodiversity research and pest control for Castanopsis hystrix,The insect kinds in Castanopsis hystrix forest of Qinzhou Pubei county,Guangxi province,were collected from 2012 to 2014. The results showed,15 orders,71 families and111 species of insect were found,including 11 orders,47 families,74 species of pests,8 orders,20 families and 33 species of natural enemies. 11 species of pests caused severe damage to Castanopsis hystrix,the pests of Tortricidae sp.,Cecidopsylla ...