稻纵卷叶螟是江苏省南通市水稻上中后期的主要害虫之一,近年来在我市连续大发生,由于其迁入峰多、迁入量大,发生代次多,且世代重叠,给防治工作带来了极大不便,加上适期防治时又常常遇阴雨,以及纵卷叶螟对常规药剂又产生了抗药性,因而尽管不少农户用药进行了防治纵卷叶螟,可结果田间残余虫量还较多,造成危害的白叶也不少,严重影响了水稻高产优质。因此,水稻生产上亟需高效、低毒的理想新药剂 The rice leaf roller is one of the main pests of rice in Nantong City, Jiangsu Province. In recent years, it has been continuously occurring in our city. Due to its large number of migrations, To prevent and control work has brought great inconvenience, coupled with the regular prevention and treatment when often rainy, and Cnaphalocrocis medum on the conventional drug has produced resistance, and thus despite the use of many farmers for the prevention of leaf roller, As a result, there were more residual insect pests in the field, and many white leaves causing harm, which seriously affected the yield and quality of rice. Therefore, there is an urgent need for efficient and low-toxicity ideal new drugs in rice production