yumimingshiyumitiandezhongyaohaichongzhiyi，qiyouchongzhushiyumizhujinghuoguosui，shizhujingzheduan，daozhichanlianghepinzhixiajiang。shengchanshangfangzhiyumiming
，duocaiyongyaoyeguanxin
、噴霧或毒土撒心等方法，費工費力且防效差，還容易造成藥害和人畜中毒。用農藥顆粒劑防治玉米螟，成本低
、省工省力、效果好、安全性高。掌握在玉米心葉末期即大喇叭口期施藥
，每畝用3%辛硫磷顆粒劑0.25～0.4公斤，將藥裝入點撒器藥鬥中，對準玉米喇叭口捏一下即可。