The distribution of soil physical properties and permeability with four restoration patterns were studied in Caopo river watershed,which located in Wenchuan county.The results showed:(1)Soil bulk density,total porosity,capillary porosity and noncapillary porosity,and other physical properties in the slope surface distribution showed significant differences,because of the ecological destruction caused by Wenchuan earthquake.(2)The water holding capacity of natural plants returned slope surface biggest had a ...