Comparative Stu4y on Biodiversity and Stand Growth Regukation in Pinus taiwanensis from Different Origin INFLUENCE OF PLANTING DENSITY ON GROWTH PROCESS AND ECONOMIC EFFECT OF CHINESE FIR PLANTATIONS Relations of Poplar Density and Planting Composition to Its Growth in Horqin Sandy Land Advances inresearch on the mechanisms of age-related productivity decline of planted forests THE RESEARCH OF SELF-THINNING LAW FOR EVEN-AGED PURE STANDS DIFFERENCE IN GROWTH PROCESS OF CHINESE FIR BETWEEN CHINESE FIR-TSOONGIODENDRON ODORUM MIXED PLANTATION AND PURE CHINESE FIR PLANTATION Relationship between Planting Density and Tree Growth Process of Betula alnoides Mid-young Plantations in Pingxiang, Guangxi Response of the introduced seedling of Pinus pinaster Ait. to the environmental factors in Shandong and Zhejiang provinces Analysis of Growth Process and Partition of Growth Phase on Poplar Clone I-69 Growth Laws of Mytilaria laosensis Plantation Research on Growth Process and Growth Models of Quercus veriabilis\nin Beijing Region Multidimensional time series analysis on tree growth SPECTRUM ANALYSIS ON INDIVIDUAL GROWTH PROCESS OF BETULA PLATYPHYLLA FROM NORTH OF SHANXI PROVINCE Growth Characteristics and Resource Status of Oak in Qin-Ba Mountains Influence of Mixture with Alniphyllum fortunei on Sustainable Growth of Chinese Fir