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微红梢斑螟是危害松类的嫩梢、球果、芽和干的重要害虫。该虫在浙江省一年发生2至3代,以初龄幼虫在冬芽、枯梢或以中老龄幼虫在害梢中越冬。4月下旬至6月下旬,7月中旬至9月中旬和9月下旬至10月中旬分别是越冬代,第1、2代成虫出现期。在马尾松、湿地松和火炬松种子园中的观察,了解了幼虫钻蛀芽、梢、果和干的不同习性,以及该虫发生与绒茧蜂、长体茧蜂等天敌的关系。通过研究,提出了灯诱杀虫、早春喷梢、打孔注射和保护天敌的防治措施。
Micro-red spotted borer is a harmful pine tender tip, cones, buds and dried pests. The insects occur in Zhejiang Province 2-3 years a year to the first instar larvae in winter buds, shoots or middle-aged and aged larvae wintering in the shoots. Late April to late June, mid-July to mid-September and late September to mid-October are the overwintering generation, the first and second generation of adult emergence period. In the observation of the Pinus massoniana, Pinus elliottii and Pinus taeda seed orchards, the different habits of larvae on bud, shoot, fruit and stem, and the relationship between the insect and natural enemies such as Monochamus alternatus and. Through the research, put forward the light trap insecticide, spray tip in early spring, perforated injection and protection of natural enemies.