天津地区国槐小卷蛾的发生及防治措施

摘要

Cydia trasias Meyrick is an important trunk borer of Sophora japoni-ca, which often leads to tree weak and even death.Cydia trasias Meyrick is dif-ficultly controlled due to its stealthiness. Morphological characteristics and life habit of Cydia trasias Meyrick were in-troduced, and occurrence reasons were analyzed. Finally, the occurrence of Cy-dia trasias Meyrick in Tianjin region was introduced and the control measures were provided.%国槐小卷蛾是为害国槐的重要蛀干害虫之一，常导致国槐树势较弱甚至死亡。由于隐蔽性很强，给防治带来一定困难。该文主要介绍国槐小卷蛾的形态特征、生活习性，分析其发生为害的原因，以及在天津地区的发生情况，并提出防治对策。