In this paper the correlation between sudden water and soil disasters and soil genetic types is studied in Qingyuan county.It is found that the number of disaster points on red soil is the biggest.

• 通过对浙江省庆元县突发性山地水土灾害与土壤发生学类型作相关性研究后发现,红壤上灾害发生绝对量最大,且集中发生在红壤的黄泥土和黄壤的山黄泥土两个土属中。