Photosynthesis Inhibition of Two Varieties of Quercus aliena in Salt Stress Spatial Structure Characteristic of Quercus aliena var. acuteserrata Natural Forest in Xiaolongshan Response of Soil Respiration to Soil Temperature and Moisture Regimes in the Natural Forest of Quercus aliena var. acuteserrata A QUANTITATION STUDY OF THE INTESPECIFIC ASSOCIATION OF QUERCUS ALIENA VAR. ACUTESERRATA COMMUNITY IN XIAOLONGSHAN MOUNTAIN OF TIANSHUI Population Structure and Regeneration of Quercus aliena var. acuteserrata in Shennongjia Species Diversity of Quercus aliena var. acuteserrata Natural Forest with Different Management Measures at Xiaolongshan Spatial pattern of secondary Quercus aliena var. acuteserrata forests in the Qinling Mountains Soil respiration characteristics in the clearcutting site of Quercus aliena var. acuteserrata forest in Xiaolong Mountain in Qinling Mountains. DISTRIBUTIONAL CHARACTERISTICS ON BIOMASS AND NUTRIENT ELEMENTS OF PINE-OAK FOREST BELT IN MT.QINLING Characteristics of Soil Respiration in Quercus aliena var. acuteserrata Forest and Its Clear-Cutting Site in Dormant Period Distribution of main nutrient elements at different layers for the sharptooth oak forest ecosystem in Mt.Qinling Diversity Characteristics in Different Layers of Pinus tabuliformis-Quercus aliena var.accuteserrata Mixed Forest and Environmental Interpretation in the Southern Slope of Qinling Mountains Photosynthetic Characteristics of Six Plant Species in Quercus aliena var. acuteserrata Community at Huoditang Forest Region of Qinling Mountains Analysis of biodiversity characteristics of Quercus aliena var.acuteserrata community on Mt.Xiaolong in Gansu TURNOVER PROCESS AND ENERGY CHANGE OF FINE ROOTS OF PINUS TABULAEFORMIS AND QUERCUS ALIENA VAR.ACUTESERRATA NATURAL FORESTS IN QINLING MOUNTAINS Seasonal variation of growth and nutrient contents for photosynthetic organ of the sharptooth oak stands Structure Dynamic of Quercus aliena var. acuteserrata Natural Forest on Xiaolongshan History of Disturbance and Regeneration Strategies of Fagus engleriana and Quercus aliena var. acuteserrata Forests in Shennongjia, Hubei Province Characteristics of seedlings regeneration in Quercus aliena var. acuteserrata secondary forests in Qinling Mountains Spatial Structure Characteristics of Quercus aliena var.acuteserrata Secondary Forest on South Slope of Qinling Mountains Effects of thinning intensity on rain water chemistry of canopies and litters of Quercus aliena var. acuteserrata in Qinling Mountain Niche characteristics of plant populations in Quercus aliena var. acuteserrata stands in Qinling Mountains A New Kind of Stem Profile——Four-parameter Cylinder-volume Ratio Stem Profile The regeneration of Quercus aliena var. acuteserrata: Acorn status, seedling pool and size structure Individual Tree Size Distribution and Species Diversity of Quercus aliena var.acuteserrata Community in the West of Qinling Eco-environment and nutrient accumulation of sharptooth oak stands in southern slope of Mt. Qinling