杨黑点叶蜂种群动态及防治措施  

COMMUNITY DYNAMICS OF PRISTPHORA CONJUGATA DAHLB AND ITS CONTROL

作　　者：孙薇 王艳梅 尹群智[3] 

机构地区：[1]黑龙江省齐齐哈尔林业学校,黑龙江齐齐哈尔161006 [2]齐齐哈尔市龙沙公园 [3]齐齐哈尔市园林处

出　　处：《防护林科技》2002年第1期24-25,共2页Protection Forest Science and Technology

摘　　要：杨黑点叶蜂为广布的防护林食叶害虫种群 ,研究其性比、出生或死亡率、繁殖、寿命 ,年龄组配、数量动态、空间分布型、聚散等种群组成特征 。Pristphora conjugata Dahlb is a leaf eation insecte in protection forest.In this paper,were studied its sex ratio,birth or dead rate,propagation,life span,age structure,Quantity dyna mics,space distribution,aggregation and dispersion,and presented rational control program.

关 键 词：杨黑点叶蜂 组成特征 防治方案 防护林食叶害虫 种群动态 

分 类 号：S763.430.2[农业科学—森林保护学]