橄榄螟蛾是油橄榄的主要害虫,此虫在陕南一年发生2代,以老熟幼虫在主干皮层内越冬,翌年3月出蛰,4月化蛹,5月羽化,第二代成虫于7月出现。虫害多发生在较衰弱的林分,嫁接伤口等为其入侵提供了有利条件。该虫幼虫期常被沙蛀菱室茧蜂寄生;采用50—100倍乐果或氧化乐果乳油涂干,防治效果达89.1—100%。 Olivellaria moth is the main pest of olive, the worm occurred two years a year in southern Shaanxi, with mature larvae in the trunk cortex overwintering, the next year in March sting, April pupation, emergence in May, second-generation adults Appeared in July. Pests occurred in the weaker stand, grafting wounds provide favorable conditions for their invasion. The larvae of the larvae are usually parasitized by sand-moth lobster; the use of 50-100 times dimethoate or omethoate, the control effect of 89.1-100%.