博白县防治水稻稻瘟病和白叶枯病的实践经验

• 作 者: 韦一峰
• 机 构: 博白县农业局,
• 出 处: 广西农业科学
• 发表日期: 1982年04期
• 关键词: 白叶枯病 水稻稻瘟病 博白县 寒露风 倒二叶 剑叶 穗瘟 珍珠矮 穗颈瘟 叶枯病

七十年代中后期,博白县水稻稻瘟病和白叶枯病发生面积迅速扩大,酿成严重的灾害。例如,1976年晚造,由于9月下旬的台风和伴随的寒露风,白叶枯病发生面积达23.18万亩,造成全县平均每亩减产35斤。1978年早造由于多雨,稻瘟病发生面积达

In the mid-to-late 1970s, the area of ​​rice blast and bacterial leaf blight in Bobai County rapidly expanded, causing serious disasters. For example, in late 1976, due to the typhoon in late September and the accompanying cold and dew winds, the occurrence of bacterial blight reached 231,800 mu, resulting in an average reduction of 35 pounds per mu in the county. As early as 1978, due to rainy weather, rice blast area reached