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Chemical Element Contents in Leaves of 16 Dominant Species from Evergreen Broad-leaved Forest at Nanling Nature Reserve Current Status and Development Tendency of Forest Health Monitoring and Evaluation Health evaluation model of shelterbelt and its application in Zigui County of the Three Gorges Reservoir area Relationship between Arthropods in Forest Litter and Forest Health Spatial Distribution of Mountain Pine Beetle Outbreaks in Relation to Climate and Stand Characteristics: A Dendroecological Analysis Host Selection of Xylophagous Insects and Its Application inForest Health Evaluation The litter-fall characteristics and their response to drought stress in the Masson pins forests damaged by acid rain at Chongqing, China Multi-Scale Health Assessment of Forests in Mountainous Regions of Beijing Imperative Technical Problems to Be Solved and Strategies Recommended in Regions of the Protection Program of Chinese Natural Forests A space optimization model of water resource conservation forest in Dongting Lake based on improved PSO Heterogeneity evaluation of forest ecological system spatial structure in Dongting Lake Forest health ecological risk assessment in China Establishing Indices for Rapid Assessment of Forest Health Based on BP Neural Networks Forest health studies based on remote sensing: a review