Research on rainfall-infiltration processes under artificialRobinia pseudoacacia plantation and afforestation technology in the slope of low-land in Taihang Mountains Optimizing theory and case studies of cultivated slope land in the center of three gorges reservoir area based on patch-scale land evaluation Ways for sustainable agricultural development in sub-tropical hilly regions--A case study from Tuojia eco-agricultural construction Evaluation of afforestation technology with strip clearing shrubs in slope land Effects of sloping land use patterns on phosphorus loss in a micro-watershed of red soil area,Southern China Comparison of Water and Soil Conservation among Different Vegetations in Mountain Areas of Northeast Yunnan Province,China Effect of soil tillage on phosphorus loss from slope land:An experimental study Phosphorous distribution of plant-soil system in a stipa bungeana slope land in the agro-pastoral transitional zone