SEED RAIN AND SOIL SEED BANKS OF PICEA ASPERATA IN SUBALPINE SPRUCE FORESTS, WESTERN SICHUAN, CHINA Effects of Ultra-Dry Treatment on Physiological and Biochemical Characteristics of Picea asperata Seeds Photosynthetic Responses of Picea asperata Seedlings to Climate Warming and Enhanced Ultraviolet-B Radiation Root exudates and soil microbes in three Picea asperata plantations with different stand ages. Seed rain, soil seed bank and seedling regeneration in a 65-year Picea asperata plantation in subalpine coniferous, western Sichuan, China Effects of thinning on fine root biomass and carbon storage of subalpine Picea asperata plantation in Western Sichuan Province, China Characteristics of Gap Makers and Plant Diversity in Picea asperata and Abies fabri Forest in Xiaoxing’an Mountains A Desiccation Indicator before Germination of Picea asperata Somatic Embryos Comparison on the Damage Mechanism of Cell Membrane and Its Protective Systems in Picea asperata Leaves under Different Acid Stress Types Effects of 3-year continuous night-time warming and nitrogen fertilization on ectomycorrhizae of Picea asperata and the ectomycorrhizal fungal diversity Somatic Embryogenesis of Picea asperata Induced from Immature Embryos A Primary Study about the Relationship Between Nature Stand Production of Picea asperata and ecology environment Condition ALLOZYME VARIATION IN 10 NATURAL POPULATIONS OF PICEA ASPERATA ANALYSIS OF CHEMICAL CONSTITUENTS OF ESSENTIAL OIL FROM PICEA ASPERATA MAST A CONTRIBUTION TO THE KARYOTYPE OF PICEA ASPERATA WITH A DISCUSSION ON THE EVOLUTIONARY POSITION OF PICEA (PINACEAE) Analysis on the environmental property of Picea asperata stand through four mathematical methods Quantitative classification of site condition in natural forest of Picea asperata. Assessment of site condition quality of the natural forest of Picea asperata by multi-factor quantitative analysis Effects of water supply on the growth and eco-physiology of seedlings of the dragon spruce Picea asperata Mast Study on Phenotypic Diversity of Natural Population in Picea asperata Effects of light and temperature on seed germination of Picea asperata and Betula albo-sinensis Dynamics of litters in artificial restoration process of subalpine coniferous forest Dynamics of species diversity in artificial restoration process of subalpine coniferous forest Dynamics of biomass and stem volume of Picea asperata stands in artificial restoration process of subalpine coniferous forest Responses on rhizosphere effect of two subalpine coniferous species to night-time warming and nitrogen fertilization in western Sichuan, China Responses of Seed Germination and Seedling Growth of Picea asperata to Climate Warming and Enhanced UV B Radiation STUDY ON THE STRUCTURE CHARACTERIS TICS AND REGENERATION DYNAMICS OF CHINESE SPRUCE FORESTS IN QINLING MOUNTAINS C, N and P stoichiometric characteristics of different root orders for three dominant tree species in subalpine forests of western Sichuan, China. Effects of forest gap on seasonal dynamics of soil organic carbon and microbial biomass carbon in Picea asperata  forest in Miyaluo of Western Sichuan, Southwest China.