STUDIES ON THICKNESS DEFORMATION OF WOOD COMPOSITE Ⅱ. THE FOUNDATION AND COMMENTING OF DEFORMATION IN THE THICKNESS OF PARTICLEBOARD Coupling relationship of agricultural eco-economic system in Wuqi County based on structural equation model. Preliminary analysis of the cause of Abies chensiensis mortality in Xiaoqinling national nature reserve Evaluation of group clustering synchronization release of Daidai Flavones Dropping Pills based on characteristic spectrum Impact of culture and natural disasters on residents‘ behaviors toward eco-environmental conservation:Sichuan Province case studies Analyses of Factors Influencing the Households’ Behavior in Non-Timber Forest Products Management with Structural Equation Modeling (SEM):A Case Study in Ya’an City of Sichuan Province A brief introduction of structural equation model and its application in ecology How a winter wildfire affect plant community in subalpine grassland of western Sichuan, China? Multilayer Fuzzy Comprehensive Evaluation of the Satisfaction with Forestry’ Specialized Cooperative Organization Herdsman‘s Perception and Influencing Factors about Grassland Ecological Environment Degradation Based on Household Investigation and Structural Equation Modeling in Sanjiangyuan Region, China