甘蔗螟虫属鳞翅目,是为害甘蔗较为普遍而严重的一类钻蛀性害虫。在广西、广东、云南等各县(市)蔗区常有发生。随着甘蔗新品种的不断引入,黄螟、白螟、条螟、二点螟等也相继引入,为害逐年加重。据调查,甘蔗受螟虫为害,受害株率一般在50%左右,严重的达100%,螟害节率一般在10%～30%左右,特别影响出糖率,严重地影响了甘蔗产量与品质的提高。近年来,甘蔗螟虫为害已引起相关 Cane stem borers Lepidoptera, is a more common and serious damage to sugarcane, a class of boring pests. In Guangxi, Guangdong, Yunnan and other counties (cities) sugarcane often occur. With the continuous introduction of new varieties of sugarcane, yellow rice borer, white borers, striped borer, two-point borer, etc. have also been introduced, the pests increased year by year. According to the survey, sugarcane is damaged by stem borer and the affected plant rate is about 50% and the severity is up to 100%. The percentage of stem borer damage is about 10% ~ 30%, affecting the output of sugar cane in particular, which seriously affects the yield and quality of sugarcane Improve. In recent years, sugarcane borer damage has caused the correlation