榆潜蛾(Bucculatrix sp.)属鳞翅目潜蛾科,近年在克拉玛依市危害十分猖獗。据1986年调查,白榆、黄榆、糙榆和钻天榆均受害,有虫株率100％,受害较重的树占40—45％。受害叶片千窗百孔,过早发黄、脱落,导致树体生长发育受阻,树势减弱。 一、生活习性 成虫 羽化的成虫由茧的一端咬孔钻出,蛹壳一半在茧内。一日中的羽化高峰在10—16时。新羽化成虫白天多伏在榆树干阴 Bucculatrix sp. Is a Lepidoptera sub-moth family, in recent years in Karamay City, the damage is very rampant. According to the survey of 1986, the white elm, the yellow elm, the elm and the elm all suffered, with the rate of the worm being 100% and the heavier tree being 40-45%. Damaged leaves a hundred holes, premature yellowing, shedding, leading to the growth and development of the tree blocked, the tree weakens. First, the habits of adults Emergence of adult cocoon bite hole drilled, half of the shell in the cocoon. The peak of emergence in the day at 10-16 o’clock. New eclosion adult during the day and night in the elm overcast yin