冀北是玉米、高粱、谷子的主要产地,由于长期受玉米、高粱丝黑穗病及谷子白发病为害,严重影响增产。 河北省植保学会于1980、1981两年先后组织了国内植物病理工作者进行考察,一致认为:必须尽快研究解决,并提出了一些有效防治措施和建议。 North Hebei is the main producing area of ​​corn, sorghum and millet. Due to long-term damage caused by maize, sorghum smut and millet white hair, it has seriously affected the yield increase. Hebei Plant Protection Society in 1980, 1981 has organized the domestic plant pathology workers to inspect, agreed that: we must study and solve as soon as possible, and put forward some effective prevention and control measures and recommendations.