任豆树是石山优良的绿化树种之一,不但适应性强而且速生,深受群众的欢迎,目前全区正在推广。但在育苗过程中易遭根腐病危害,给造林工作带来不同程度的损失。为了解决生产上的实际问题,今年对该病的发病规律,病原种类、防治措施进行了摸索探讨,总结如下: Renwu Shih is Shishuang excellent tree species, not only adaptable and fast-growing, welcomed by the masses, the region is currently promoting. However, it is easily endangered by root rot during seedling raising, which will bring different degrees of losses to the afforestation work. In order to solve the practical problems in production, this year, the pathogenesis of the disease, pathogen species, prevention and treatment measures were explored and summarized as follows: