GROWTH PATTERN OF 29-YEAROLD CHINESE FIR GROWN FROM SEED IN DIFFERENT ROTATIONS Experiment on Stand Density of Acacia mearnsii Plantation STUDIES ON THE CLONES OF GENE-TRANSFORMED POPULUS TOMENTOSA Effect of Different Fertilizations on the Growth Modulation and Nitrogen Fixation of Myrica rubra The seedling growth and photosynthetic characteristic of three ligneous plants with different evolutionary time to UV-B radiation stress EFFECTS OF FERTILIZATION ON GROWTH INCREMENTS AND WOOD PHYSICAL-MECHANICAL PROPERTIES OF YOUNG SLASH PINE Effect of Initial Planting Spacing on the Growth of Betula alnoides Establishment and Application of Site Index Table for Pinus tabulaeformis Plantation in the Low Elevation Area of Beijing Effect of Water Stress on Growth and Physiological Characteristics of Lagerstroemia indica‘Summer and summer’and Lonicera nitida‘Maigrun’ Effect of Water Stress on Growth and Physiological Characteristics of Lagerstroemia indica‘Summer and summer’and Lonicera nitida‘Maigrun’