Dynamics mechanism of the effect of forest vegetation on hill-slop sater erosion Impacts of land use patterns on the overland flow routing options and simulation outputs of stormwater management models The impacts of thinning intensity on overland flow in a Chinese fir plantation EFFECTIVE OVERLAND ROUGHNESS COEFFICIENT CALCULATION FOR FORESTED INFILTRATING SLOPE Surface Flow in an Acacia mangium Plantation and an Orchard in Heshan, Guangdong Province, China Impact of vegetation cover on surface runoff hydraulic characteristics with simulated rainfall