谷子是我国北方主要粮食作物之一,抗旱耐瘠薄,适应性强,小米营养丰富,谷草又是耕畜的好饲料,但生产中易遭白发病的危害,据估计,常年因此病减产约5%左右.过去曾推广以清除病源为主的综合防治措施,因措施繁琐,效果较差,未能在生产中普遍使用.如阿有效地防治白发病,已成为谷子生产上一项迫切需要解决的问题. Millet is one of the main food crops in northern China, drought-resistant barren, adaptable, rich in millet, straw is a good feed for livestock, but the production vulnerable to white hair disease, it is estimated that perennial disease reduction of about 5 % .In the past to promote comprehensive prevention and control measures to eliminate the source of the disease, due to cumbersome measures, the effect is poor, not in general use in production.If the effective prevention and treatment of white hair disease, millet production has become an urgent need to resolve The problem.