论文部分内容阅读
在江省江山市，削尾材小蠹XyleborusmutilatusBlandford危害板栗幼林主干和2～3年生枝条。成虫先从横断面外层蛀入枝条髓心处母坑道陆续产卵，孵化后幼虫和成虫纵向取食筑坑，向上或向下形成2～4条坑道。本文报道其生物学特性及防治。1形态特征（见图）雌成虫：老熟雌成虫体长3
In Jiangshan, Jiangshan, Xyleborus mutilatusBlandford cut the trunk and 2 to 3 year old branches of young chestnut. The adults first spawn from the cross-section of the outer layer of moth into the medullary branches of the mother tunnel one after another to lay eggs, hatching larvae and adults longitudinal feeding Tsukeng, up or down to form 2 to 4 tunnels. This article reports on its biological characteristics and prevention. 1 morphological characteristics (see photo) Female adult: mature female adult body length 3