一、前言害虫远距离迁飞是其本身适应生态环境变化,调整种群结构,求得生存繁衍的种群遗传特性,亦称作“生活史策略”,我国自七十年代中期以来对褐飞虱的长距离迁飞规律进行了全国性协作研究,确定了越冬区域及其北界,阐明了迁飞路径与发生区划,制定了异地测报办法,建立了全国联合测 I. Introduction Pest remote migration is its own adapt to changes in ecological environment, adjust the population structure, and obtain the survival and reproduction of population genetic characteristics, also known as “life history strategy”, since the mid-seventies since the brown planthopper long distance Conducted a nationwide collaborative study on migration rules, identified the overwintering area and its northern boundary, clarified the relocation path and occurrence zoning, developed a measure for remote reporting, and established a national joint survey