INITIAL STUDY ON VEGETATION REHABILITATION IN YUAN MOU DRY HOT VALLEY Soil water holding capacities and infiltration characteristics of three vegetation restoration models in dry-hot valley of Yuanmou Effects of Plantation on Soil Nutrient and Evaluation in Yuanmou Dry-hot Valley Dynamics of Forage Litter Decomposition in Yuanmou Dry-hot Valley Preliminary Study on Fertilization Effectiveness of Azadirachta indica Young Plantation in Yuanmou Dry-hot Valley Species composition and diversity characteristics of Quercus franchetii communities in dry hot valley of Jinsha River Diversity of Predatory Insect in Yuanmou Arid Hot Valley,Yunnan