桉树双面姬小蜂在广州花都区的发生与危害  

Occurrence and damage of Ophelimus bipolaris in Huadu District of Guangzhou

作　　者：马绍坚 杨菊 MA Shao-jian;YANG Ju(Guangzhou Huadu District Forestry Management Center,Guangzhou,Guangdong 510400,China;College of Forestry and Landscape Architecture,South China Agricultural University,Guangzhou,Guangdong 510642,China)

机构地区：[1]广州市花都区林业管理中心,广东广州510400 [2]华南农业大学林学与风景园林学院,广东广州510642

出　　处：《河北林业科技》2023年第4期36-38,共3页Journal of Hebei Forestry Science and Technology

摘　　要：为了解桉树双面姬小蜂(Ophelimus bipolaris)在广州市花都区林间的发生与危害,采用踏查、样地调查和天敌调查的方式对花都区桉树林和散生树进行发生区域、发生危害程度和寄生天敌进行调查。结果表明:桉树双面姬小蜂在花都区种植桉树的主要区域均有发生,分布范围较广;总体发生危害程度较轻,未达到成灾标准;确定了寄生天敌为桉树扁角金绿姬小蜂。通过分析桉树双面姬小蜂的发生与危害,为该害虫的监测、防治技术研究提供理论基础。In order to understand the occurrence and damage of Ophelimus bipolaris in the forest of Huadu District of Guangzhou City,the occurrence area,damage degree and parasitic natural enemies of Eucalyptus forest and scattered trees in Huadu District were investigated by means of field investigation,sample plot investigation and natural enemy investigation.The results showed that the Ophelimus bipolaris covered the main areas of Eucalyptus planting in Huadu District,and the distribution range was large.The overall degree of damage was light,did not reach the disaster standard and determined the parasitic natural enemies.At the same time,through the analysis of the occurrence and damage of Ophelimus bipolaris,it provides a theoretical basis for the monitoring and control technology of this pest.

关 键 词：桉树双面姬小蜂 发生危害 寄生天敌 

分 类 号：S763.43[农业科学—森林保护学]