负蝗,又名红姑娘、管娘子、小尖头、小扁担等。为害豆类、棉花、葱类、蔬菜等多种双子叶植物。丰南县最近几年连年发生成灾。虫口最大密度每平方米达1000—2000头,每年防治达2000—3000亩。负蝗属,在我国已有11种,截止到1982年,我省已发现4种,即短额负蝗、异翅负蝗、令箭负蝗和长额负蝗。短额负蝗多发生在地势较高的水浇地,异翅负蝗、令箭负蝗 Negative locust, also known as the red girl, the tube lady, small pointed, small pole and so on. Damage beans, cotton, onion, vegetables and other dicots. Fengnan County, successive years of disaster. Insect population maximum density of 1,000-2000 per square meter, prevention and control of 2000-3000 acres each year. Negative locusts, 11 species in our country, as of 1982, in our province has found 4 species, namely, the short negative locusts, heteroptera negative locusts, arrow negative locusts and long negative locust. Short negative locust occurred in the higher groundwater irrigated, Heteroptera negative locust, so Arrow negative locust