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山东菏泽地区近几年柿举肢蛾为害日趋严重 ,以幼虫钻食柿果 ,致使幼果干枯 ,大果早熟变红、变软 ,造成大量落果 ,无法食用。一般年份虫果率即达4 5 %~ 6 5 % ,严重影响柿果产量和品质。柿举肢蛾在菏泽地区一年发生 2代 ,以老熟幼虫结茧在树皮缝隙和根附近 5~ 10cm深的土中
In recent years, Heze Prefecture, Shandong persimmon moth damage is more serious, to kill larvae persimmon, resulting in young fruit dry, big fruit precocious red, softened, resulting in a large number of fruit drop, can not eat. Insect fruit rate in general years reached 45% ~ 65%, seriously affecting the yield and quality of persimmon fruit. Persimmon lure moth occurred in Heze area 2 generations a year to mature larvae cocoon in the bark crevice and root 5 ~ 10cm deep soil