荞麦钩翅蛾(Spica parallelangulaAlpheraky),习称荞花虫。据贵阳市的花溪、青岩及惠水县的调查资料表明:该虫仅危害荞麦,尤以秋荞受害严重。低龄幼虫群集危害叶片。高龄幼虫分散后吐丝结苞藏于其中,清晨和傍晚出苞危害叶、花、幼嫩荞粒、成熟的种子等。一般可使植株被害率达55～82％,结实率降低60％;受害严重者整株枯萎,颗粒无收。因此,我们于1974～1983年对荞麦钩翅蛾的生活习性,发生规律 Buckthorn hook moth (Spica parallelangulaAlpheraky), Xi said buckwheat worm. According to survey data from Huaxi, Qingyan and Huishui County in Guiyang City, the pest only harmed buckwheat, especially autumn buckwheat. Lesser larvae cluster harms leaves. Elaeagnus larvae dispersed dispersed in the tuberose hidden in the early morning and evening buds endangered leaves, flowers, young buckwheat grain, mature seeds and so on. In general, the damage rate of plants can reach 55-82% and the seed setting rate can be reduced by 60%. In severe cases, the whole plant is wilted and the grains are not collected. Therefore, we from 1974 to 1983 on the buckthorn hook moth habits, regular occurrence