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期 刊 ：植物保护学报 1992年

关键词：芜菁夜蛾线虫；小木蠹蛾；防治；天敌；

Keywords:entomopathogenic nematode, Steinernema feltiae, Holcocerus insularis,

摘 要 ：在石家庄和天津两城市,施用芜菁夜蛾线虫Steinernema feltiae agriotos Filitjev防治小木蠹蛾 Holcocerus insularis Staudinger。经防治的树计1.4万棵,用塑料洗涤瓶将线虫悬液(1000条/ml)从最上端虫孔注入,每树约注200ml。线虫注入虫道后,有大量木蠹蛾幼虫感病爬出树干外死亡。死亡率达96.8%,活幼虫孔减退率为94.2%。大面积用线虫防治小木蠹蛾的显著效果说明,芜菁夜蛾线虫防治小木蠹蛾可应用于生产上。

Abstract:About 14000 shade trees infested by carpenterworm Holcocerus in-sularis in Shijiazhuang and Tianjin Cities were injected with 200 ml/tree entomopathogenic nematode Steinernema feltiae agriotos suspensioncontaining 1000 larvae/ml into the uppermost bore on

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