论文部分内容阅读
松纵坑切梢小蠢属鞘翅目小蠢科蛀干蛀梢害虫,以幼虫和成虫危害树木,侵害的树种有云南松、思茅松、华山松、高山松等松类植物,主要危害树势衰弱的林木,虫口密度大时也侵害健康林木。它对松树的危害大体分为两个阶段:一是在蛀梢危害阶段,从三四月份开始,刚刚羽化出的成虫从树皮下钻出树干,蛀入当年生新梢补充营养,并不断转移危害当年生新梢,直至次年一二
Pine pits cut a small stinky Coleoptera small stupid branch moth-eaten pests, larvae and adults harm trees, the species of invasive Yunnan pine, pine, Pinus armandi, pine and other pine plants, the main hazard to the tree Weak forests, insect density is also harmful to the health of trees. Its damage to pine trees can be roughly divided into two stages: one is in the stage of tingling damage, from March to April, the newly emerged adults bark from the bark of tree trunks, moth into the new shoots to supplement nutrition, and continue to transfer Endanger the new shoots, until the following year or two