Remote sensing analysis of forest resources characteristics in main ecological restoration counties in the Three-Gorge Area based on the 2nd-class inventory  data. Responses of Ring Width of Pinus massoniana to the Climate Change at Different Elevations in Zigui County, Three-Gorge Reservoir Area INVESTIGATION AND STUDY ON THE ENDEMIC PLANT MYRICARIA LAXIFLORA IN THE THREE-GORGE RESERVOIR AREA A Study on the Flora of the Seed Plants from Zigui County of the Three-Gorge Reservoir Area Evaluating the soil degradation in Zigui County of the Three-Gorge reservoir area Community characteristics of rare trees at Dalaoling of Three Gorge reservoir area in western Hubei Province Research on technical system for the hiigh-benefit ecological agriculture in the Three-Gorge Reservoir area