Abstract:The land cover change induced by the land use of human beings is the main cause and important part of eco environment change The effect of land use on natural disasters is one of the main processes Flood disaster is one of the disasters, the number of which is most and the loss of which is the most serious The effect of land use on rainfall runoff process is studied to understand the relationship between land use and flood disaster In the flood generation process, the effect of land use patter...