摘要
杨干透翅蛾(Sesia siningensis)在青海2 a发生一代,幼虫蛀食树干,成虫一生只交配1次,雌雄比近似1:1。1a中成虫羽化呈主、副双峰型。该虫的发生与树种、海拔和林型等有较大关系,其危害是由低向高逐步侵入,并具有积累危害的特性。防治采取性引诱为主的综合防治措施可有效控制危害。
Sesia siningensis has one generation within two years in Qinghai. The larva eats trunk. Both male and female adults copulate only once during their lifetime. The ratio of female to male was about 1:1.The adults eclosion appears main and assistant time in a year. The factors of its occurrence related to the species of the tree, altitude and forest type etc. Harm intrudes from the lower to the upper. According to the characteristic, sex-attractant as the main control measurements should be used to control.
出处
《西北林学院学报》
CSCD
北大核心
2003年第4期81-83,共3页
Journal of Northwest Forestry University
基金
青海省科委"以杨干透翅蛾为主的杨树蛀干害虫综合防治技术措施的研究"(92-203)
