甘蔗二点螟是我县甘蔗的主要害虫,幼虫为害甘蔗后造成大量的枯心苗和虫蛀节,严重地影响甘蔗的产量和质量。过去采用劈查幼虫发育进度的常规办法进行测报,这种办法工作量大,劈蔸后又影响甘蔗发芽,还往往因取样不周和4月份频繁的寒潮等原因容易造成误差。1983年开始,笔者连续三年进行了人工合成性引诱剂诱集雄蛾预报一代 Sugarcane two-spot borer is the main pest of sugar cane in our county, larvae cause a lot of dry seedlings and worm moth sections after sucrose, seriously affecting the yield and quality of sugarcane. Past the use of cleaved larvae development of the conventional method of measuring the report, this approach workload, split and then affect the sugarcane germination, but also often due to poor sampling and frequent cold spell in April and other reasons easily lead to errors. Beginning in 1983, the author conducted three generations of artificial synthetic attractants to induce male moths to predict the generation