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茶蛀梗虫Casmara patrona Mey rick是湖南茶树的一种重要害虫。已发现有4种天敌昆虫可寄生其幼虫,其学名是:Psen pulcherrimus,Bracon sp.,Macrocentrus sp.和Eriborus tere-brans (Gravenhorst)。前2种是中国新记载种,后2种是中国新寄主记录种。本文叙述了它们的形态特征、生活习性和采集地或分布。Eriborus terebrans是湖南茶园寄生茶蛀梗虫幼虫的优势种类,在长沙它的自然寄生率可达11%。Psen pulcherrimus是次优的寄生蜂,其自然寄生率稍低于前者。
Tea stem worm Casmara patrona Mey rick Hunan tea is an important pest. Four natural enemy insects have been found to parasitize their larvae, with the scientific names Psen pulcherrimus, Bracon sp., Macrocentrus sp. And Eriborus tere-brans (Gravenhorst). The first two species are newly recorded species in China and the second two species are newly recorded species in China. This article describes their morphological characteristics, habits, and locations or distributions. Eriborus terebrans is the dominant species of parasitism of tea borers in Hunan tea plantations. Its natural parasitic rate in Changsha is up to 11%. Psen pulcherrimus is the second best parasitic wasp, its natural parasitic rate is slightly lower than the former.