The big gestrainstorm in this century occured in Wulijimulun river watershed in Sev.-Sep., 1998, has caused serious flood and water logging disasters.Arter the flood,surveys and comparative analysis were carried out in two counties of Balinzuo and Alukeerqin by selecting the typical small watesheds.The results indicated that,in those better comprehensively controlled small watersheds,every practice had brought about the apparent effects upon water storage and soil conservation as well as flood prevention,thus reducing flood threats and dsmages caused by flood disasters.And at the same time,some suggestions for doing a better work on soil and water conservation are presented.