AGE STRUCTURE AND DYNAMICS OF NATURAL SPRUCE (PICEA WILSONII) FORESTS IN GUANCEN MOUNTAINS Spatial heterogeneity of natural regeneration in a spruce-fir mixed broadleaf-conifer forest in Changbai Mountains. Dynamic Testing and Probability Distribution of Elastic Modulus of SPF Dimension Lumbers DCA Ordination, Environmental Interpretation and Geographical Distribution Model of Spruce and Fir Plant Communities in Northwest Sichuan and South Gansu Species Diversity In the Subalpine Spruce-fir Forest Communities on the North Slope of Mt. Changbai Norway spruce (Picea abies) laccases: Characterization of a laccase in a lignin-forming tissue culture Aboveground litter contribution to soil respiration in a subalpine dragon spruce plantation of western Sichuan Population Regeneration and Genetic Diversity of Spruce (Picea koraiensis) in Heilongjiang Eastern Mountain Area Study on Storage and Bourgeoning of Spruce Pollen Effects of Forest Gaps and Litter on the Early Regeneration of Picea asperata Plantations Generalized Height-Diameter Models for Three Main Coniferous Trees Species in Changbai Mountain Microclimate Variation of Forest Gaps and Uprooted Microsites in Windthrow Area of Spruce-fir Forest Analysis of Structure Characteristics of Main Tree Species in Spruce-Fir Overcutting Forest Carbon density and production in  valley spruce-fir forest in Xiaoxing’an Mountains, China. Temporal and spatial variation of soil nitrogen mineralization in northern slope of Changbai Mountain in Northeast China Effects of Simulated Nitrogen Deposition on Soil Respiration in Spruce-fir-Korean Pine Forest of Xiaoxing’anling Mountains in China FLOWER-INDUCTIVE TREATMENT AND QUANTITATIVE ANALYSIS OF GIBBERELLINS IN GRAFTING PLANTS OF NORWAY SPRUCE (PICEA ABIES) The preliminary analysis of forest ecosystem site index using remote sensed data Relationship between climatic factors and geographical distribution of spruce forests in China Forest recovery state in wind disaster area of Changbai Mountains, Northeast China. A Study on the Element Extraction from OrganicMatter of Forest Floor of Norway Spruce Effects of Control Method on Spruce-fir Forest’Litter Decomposi tion and Soil Moisture Content in North Changbai Mountains Pathomycete Studies on Snow Mould of Spruce Studies on the Control of Snow Blight of Spruce Influence of Water Content and Temperature on the pH values of Solution Extracted from Acidified Forest Floor Materials of Norway Spruce Growth and Mortality of Size-class Model for Spruce-Fir Mixed Forests in Over-cutting Forest Area of Changbai Mountains, Northeast China Introduction and Early Evaluation of Species and Provenances of Spruce Niche and Ecological Response of Herb Layer in Spruce plantation of Qilian Mountains The influence of typhoon Bolaven to semi-natural larch-spruce-fir forests in northeast China 3-D Tree Model and Its Visualization in Guozigou Forest Farm Induction Technique of Picea koraiensis Nakai Embryogenic Callus Spatial heterogeneity of leaf area index of mixed spruce-fir-deciduous stands in northeast China Dynamic Response to Selective Cutting Intensity on Tree Species Structure and Species Diversity in a Natural Spruce-Fir Forest Relationships between ecological site quality and site index of lodgepole pine and white spruce in Northern British Columbia The Potential Effects of Climate Change on the Distributions of Seven Arbors Plants in China Eco-hydrological effects of Qinghai spruce (Picea crassifolia) canopy and its influence factors in the Qilian Mountains Estimation of seasonal changes in leaf area index based on optical methods in spruce-fir valley forest. DCA Ordination, Quantitative Classification and Environmental Interpretation of Spruce and Fir Communities in Northwest Sichuan and South Gansu DYNAMICS OF SPECIES DIVERSITY IN THE RESTORATION PROCESS OF ARTIFICIAL SPRUCE CONIFER FOREST IN THE EASTERN EDGE OF QINGHAI-TIBET PLATEAU Qualitative Analysis of Endogenesis Hormone and Polyphenol During Rooting of Cuttings in Norway Spruce (Picea abies) Seasonality and Spatial Pattern of Leaf Area Index of a Spruce-Fir Forest at the Valley in Xiaoxing’an Mountains STUDIES ON SPECIES DIVERSITY INDEX AND REGENERATION FOR YOUNG LINZHI SPRUCE STANDS IN LINZHI,TIBET Impact of Elevated PCO2 on Mass Flow of Reduced Nitrogen in Trees MOSS GROWTH RATE AND ITS ENVIRONMENTAL DETERMINANTS IN SUBALPINE CONIFEROUS FORE STAND CLEAR-CUT LAND IN EASTERN TIBETAN PLATEAU, CHINA PRELIMINARY STUDY OF CARBON DENSITY, NET PRODUCTION AND CARBON STOCK IN NATURAL SPRUCE FORESTS OF NORTHWEST SUBALPINE SICHUAN , CHINA Spatial distribution characteristics of the biomass and carbon storage of Qinghai spruce (Picea crassifolia) forests in Qilian Mountains. Characteristics of soil respiration in artificial restoration process of subalpine coniferous forest in eastern Qinghai-Tibet plateau. Spatial distributions and associations of main tree species in a spruce-fir forest in the Changbai Mountains area in northeastern China Spatial distribution patterns of seedling and sapling in a spruce-fir forest in the Changbai Mountains area in northeastern China Responses of seeds of spruce, larch and other conifers to water stress in the seed germination stage Effect of Different Positions of Bordered Pit Torus in Yezo Spruce on Its Permeability Effects of Selective Cutting on Stand Growth and Structure for Natural Mixed Spruce (Picea koraiensis )-Fir (Abies nephrolepis) Forests Matrix Growth Model and Harvest Scenario Simulation for Multiple Uses of Larch-Spruce-Fir Forests Species composition and community structure of  a spruce-fir forest and a larch forest  on the northern slope of Changbai Mountains, Northeast China. Soil microbial biomass and the influencing factors under Pinus tabulaeformis and Picea asperata plantations in the upper Minjiang River STUDY ON THE INTRODUCTION OF CHINESE SEABUCKTHORN AND THE MODEL OF ARTIFICIAL MIX OF SPRUCE WITH IT IN COLD HIGH-MOUNTAIN FOREST AREA Discussion of Precipitation Information in Xiagansate Tree-ring Chronology and 326 Year Precipitation Reconstruction A Comparison of Genetic Diversity of the Ground Layer Dominant Species Thuidium cymbifolium in Planted and Naturally Regenerated Forests Estimating the canopy coverage of Picea crassifolia forest using digital hemispherical photography in Qilian Mountains Changes of Anatomical Characteristics and Cellulose Activity in Xylem Tissue of European Spruce (Picea abies) after Inoculation with the Blue-Stain Fungus Ceratocystis polonica Throughfall and Stemflow in a Primary Spruce Forest in the Subalpine of Western Sichuan Effects of Thinning on Mixed Stands of Larix olgensis, Abies nephrolepis and Picea jazoensis Influence of Cytokinin and Ammonium Nitrate on Elongation of Adventitious Buds in Norway Spruce(Picea abies) Differences in ground vegetation and soil characteristics in adjacent birch and spruce stands of southern Sweden Changes of soil fertility quality properties under subalpine spruce plantation in Western Sichuan A STUDY ON THE BIOLOGY OF THE PINEUS ARMANDICOLA (HOMOPTERA:ADELGIDAE) EFFECTS OF DIFFERENT CUTTING METHODS ON REGENERATION AND HABITAT FOR SPRUCE FIR FORESTS STUDIES ON RESIDUE DYNAMICS OF CARBENDAZIM IN SPRUCE SEEDLING AND SOIL