Soil and water losses and counter measures of prevention and cure in construction of water conservancy works

In recent years,the numbers of water conservancy projects increases rapidly.In the past,because of the one-sided emphasis on the main building of water conservancy projects and the ignorance of soil and water conservation,most of the water conservancy construction has caused soil erosion in different extent.According to the survey materials,this article analyses the reason of soil erosion and water loss,and put a general protective measures.