梁平县盛产梁平柚。近年发现柚果成熟前大量脱落系亚洲玉米螟为害所致。1991年10月在县园艺场和龙滩区调查,该虫为害率达20％左右,高的达到40％。其幼虫体背淡红色,腹面乳白色,腹部1～8节背面有毛片6个,排列为前四后二,腹足为三序缺环,这与螟蛾科桃蛀螟相区别。 Liangping County rich Liangping pomelo. In recent years found that a large number of pomelo fruit ripe off before the Asian corn borer damage caused. In October 1991 in the county horticultural field and Longtan District survey, the pest rate of about 20%, 40% high. Its larvae body back pink, ventral milky, abdomen back section 1 to 8 has 6 pieces of hair, arranged in the first four after two, gastropod three-order lack of ring, which is different from Pyralidae moth borer.