北方园林杨黑点叶蜂发生预测预报技术的研究  

Prediction technology for Pristiphra conjugate in northern gardens

作　　者：孙薇[1] 

机构地区：[1]南京交通职业技术学院,江苏南京211188

出　　处：《高师理科学刊》2010年第5期58-60,共3页Journal of Science of Teachers＇College and University

基　　金：黑龙江省林业厅科学技术计划项目(2005)

摘　　要：杨黑点叶蜂是北方杨柳园林和人工林危害严重的食叶害虫,幼虫有群集性,虫口数量多,频发猖獗为害.采用有效积温法、期距法、经验性温度指标法、物候法等预测预报技术,在生产应用中有实际意义.Pristiphra conjugata,whose larvae are gregarious,is a kind of serious defoliator in a mixed poplar-willow forest and plantation in north China,with large number of insect and rampant damage.This research uses method of occurrence stage,experimental temperature index and phenology,having a valuable significance of production and application.

关 键 词：杨黑点叶蜂 发生期 北方杨柳林 预测预报技术 

分 类 号：S763.305[农业科学—森林保护学]