【摘要】 从亲本的特性、气候、栽培管理等方面分析了两优培九制种稻粒黑粉病的发生原因 ,并提出了以杀灭菌源、定向栽培、正确喷施“92 0”和加大药剂防治力度等措施 ,来降低稻粒黑粉病的发生率。更多还原

【Abstract】 The artical analyses the reason for the occurrence of Rice Kernel Smut in the hybrid seed production of Liangyou Peijiu and it’s harm to seed production according to the parents character,dimate condiation and cultivation management.At the same time,the artical puts forward the measures to the prevention and cure of Rice Kernel Smat.For example,killing the source of bacterium,directional cultivation,correctly spraying“920” and increasing the power of drug’s prevention.更多还原