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1984至1986年,在田阳县田州镇、百育乡,百色市百色镇,田东县林蓬乡等地蔗区调查,发现秋植蔗苗受一种蝇的为害。为害多形成枯心,也有造成死苗的。幼虫啮食植株内一、二叶片的叶鞘,造成一或二片心叶枯死而形成枯心。叶鞘的下部组织幼嫩,往往全部被啮食,或潜入表皮间啮食叶肉。也有作螺环状或带状啮食的,其啮食道有的穿透外一层叶鞘。叶鞘的上部纤维化程度高,幼虫啮食叶肉,留下许多叶脉,干枯后呈明
From 1984 to 1986, surveys were conducted in Tianzhou town of Tianyang county, Baiyu town, Baise town of Baise city, Linpeng town of Tiandong county and other places. It was found that autumn planting sugarcane was damaged by one kind of fly. Harm more form calamities, but also caused dead seedlings. The larvae feed on the leaf sheaths of one or two leaves in the plant, causing one or two leaves to die and form a dry heart. The lower part of the leaf sheath is young and often full, or sneaks into the epidermis to feed on the mesophyll. There are also spiraled or ribbon-shaped food, the edible esophagus some penetrate the outer sheath. The upper part of the leaf sheath has a high degree of fibrosis. The larvae feed on the mesophyll, leaving many veins, showing dryness