白边地老虎 Euxoa oberthuri(Leech)是我区苗期主要害虫,对谷子、糜子、高粱、大豆、玉米等幼苗危害甚重,常造成缺苗断垄,甚至毁种。 1965年发现地老虎在我区发生种类与发生规律和前人所述不同,当时根据生产需要,开展了大面积防治。几年来,在毛主席革命路线指引下,在农业学大寨的群众运动中,同贫下中农相结合,大搞科学实验,开 The white-faced tiger Euxoa oberthuri (Leech) is a major pest in our region at the seedling stage. It harms seedlings such as millet, millet, sorghum, soybeans and corn, often resulting in lack of seedling and even deforestation. In 1965, the tiger found in our area was different from what happened in our area. According to the needs of production, large-scale prevention and control was carried out. In the past few years, under the guidance of Chairman Mao’s revolutionary line, in the mass movement of learning agriculture in Dazhai, they have engaged in scientific experiments with the poor middle peasants in large numbers