黄野螟的一种新寄生性天敌——广赤眼蜂  

A new parasitic natural enemy against Heortia vitessoides:Trichogramma evanescens Westwood

作　　者：冼世庆 王祥 林思诚 陈刘生 李琨渊 冼子耀 XIAN Shiqing(Maoming Forestry Institute,Maoming 525000,China)

机构地区：[1]茂名市林业科学研究所,广东茂名525000 [2]广东省林业科学研究院,广东广州510520

出　　处：《中国森林病虫》2021年第6期24-28,共5页Forest Pest and Disease

基　　金：岭南现代农业重点项目专题“粤西地区重要林木害虫天敌资源开发与应用”(mmkj2020027)。

摘　　要：为开发利用粤西地区沉香Aquilaria sinensis林重要害虫黄野螟Heortia vitessoides Moore的寄生性天敌,林间踏查采集黄野螟卵块,进行室内饲养。观察发现,在广东茂名雷垌村沉香树上黄野螟的卵块中,首次获得了一种寄生蜂,经形态鉴定为广赤眼蜂Trichogramma evanescens Westwood,并报道该蜂对黄野螟卵块的寄生特点。该发现为防治黄野螟提供了一种潜在的生物防治天敌资源,具有重要生产应用意义。To explore and utilize parasitic natural enemy against important pest Heortia vitessoides in Aquilaria sinensis forest,surveying and collecting eggs of H.vitessoides in forest,and reared in laboratory.Observation showed that there was one kind of parasitic wasp in eggs of H.vitessoides on A.sinensis in Leitong village,Maoming city,Guangdong province for the first time,which was identified as Trichogramma evanescens by morphology,and reported the parasitic characteristics of wasp against H.vitessoides.The founding provides a potential natural enemy resource for biological control of H.vitessoides,and has important significance in production and application.

关 键 词：广赤眼蜂 黄野螟 新寄生性天敌 沉香 茂名市 

分 类 号：S763.306.4[农业科学—森林保护学]