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一、渝东发现桃蛀螟危害柚类果实桃蛀螟对柚类果实的危害,是近年来在长江柑桔带的重庆市丰都县“三元红心柚”上发现的,该虫以幼虫蛀入柚果,取食果囊,引起大量落果,即使勉强成熟的虫果,外观质量及内在质量都很差,并因果内有虫而影响食欲。据不完全统计,该县１３３４ｈｍ２红心
First, Yu Dong found Peach moth harm peach fruit Peach borer on the pomelo fruit hazards, in recent years in the Yangtze River citrus belt in Fengdu County, Chongqing City, “Sanyuanhong pomelo” found on the larvae Eaten pomelo fruit, eating fruit sac, causing a large number of fruit drop, even barely mature fruit, the appearance of the quality and internal quality are poor, and causal insects and affect appetite. According to incomplete statistics, the county 1334hm2 heart