窍达刺蛾Darna trima(Moore),是在米老排中新发现的一种重要害虫。米老排是南方最近几年推广的一种速生珍贵树种,具有干形通直、生长快、成材早、出材量大的特点。14年生米老排,每亩蓄积达23.3立方米。我局已营造米老排4,000多亩,各地推广面积已达1万亩以上。南方各省也有引种试种,生长良好。一、危害情况和寄主植物 Darna trima (Moore), is an important pest newly found in rice vetiver. Rice is the old row of rice in the South in recent years to promote a precious species of fast growing, with stem straight, fast growth, early timber, large amount of wood. 14-year-old row of rice, acre accumulation of 23.3 cubic meters. Our bureau has built more than 4,000 mu of rice veterinarians, and the promotion area has reached over 10,000 mu. The southern provinces have also introduced species, good growth. First, the damage and host plants