EFFECTS OF NITROGEN ADDITIONS ON A LEYMUS CHINENSIS POPULATION IN TYPICAL STEPPE OF INNER MONGOLIA INTRASPECIFIC AND INTERSPECIFIC COMPETITION IN LARIX CHINENSIS ECOLOGICAL REGIONALIZATION OF ARID LANDS IN NORTHWESTERN CHINA VEGETATION CLASSIFICATION OF EAST CHINA USING MULTI-TEMPORAL NOAA-AVHRR DATA QUANTITATIVE CHARACTERS OF SEEDS AND CONES IN LARIX CHINENSIS ECOLOGICAL STOICHIOMETRY: A SCIENCE TO EXPLORE THE COMPLEXITY OF LIVING SYSTEMS ECO-PHYSIOLOGICAL CHARACTERISTICS OF SEED GERMINATION OF LARIX CHINENSIS, A TIMBERLINE TREE RESPONSE OF LEYMUS CHINENSIS GRASSLAND VEGETATION IN INNER MONGOLIA TO TEMPERATURE CHANGE TENTATIVE CLASSIFICATION SCHEME OF EVERGREEN BROAD-LEAVED FORESTS OF CHINA STUDIES ON THE FATE OF LABELLED NITROGEN APPLIED TO A LEYMUS CHINENSIS COMMUNITY OF TYPICAL STEPPE IN INNER MONGOLIA GRASSLAND Effect of Vanillin on Nutritient Absorbency of China fir Seedlings The Study on Dynamics Succession of Community in Degenerated Ssteppe of Leymus chinensis After Shallow Ploughing A Study on Relationship Between the Seed Crop in the Chinese Fir Orchards and Meteorological Factors N Internal Cycling in Leymus chinensis Grassland Vegetation-Soil System Soil Nutrient Contents and Their Characteristics of Seasonal Changes Under Shorea chinensis Forest in Xishuangbanna The Applicability Research of WOFOST Model in North China Plain Study on Regional Land Cover Patterns Derived From Multi-Scale Remotely Sensed Data Distribution of Soil Labile Carbon Along the Northeast China Transect (NECT) and Its Response to Climatic Change Evergreen Broad-leaved Forest in Taiwan and Its Relationship With Counterparts in Mainland China Clonal Architecture and Ramet Population Characteristics of Leymus chinensis from Different Habitats in the Xilin River Watershed Clonal Diversity in Leymus chinensis Populations Effect of Phenolics on 15N Nutrient Absorption and Distribution of Cunninghamia lanceolata Distribution of Soil Carbon, Nitrogen and Phosphorus Along Northeast China Transect (NECT) and Their Relationships with Climatic Factors Morphological Variation and Genetic Diversity in Aneurolepidium chinense Architectural Plasticity in Response to Varying Light Intensity in the Stoloniferous Herb, Duchesnea indica Focke Microclimate Edge Effects Within and Between Shorea chinensis Forest Fragments in Xishuangbanna Changes in Nitrogen Metabolism Indices of Arachis hypogea Leaves During Leaf Senescence Caloric Value of Northeast Aneurolepidium chinense Grassland Species Modeling Growth and Succession of Northeastern China Forests and Its Applications in Global Change Studies Microclimatic Characteristics of Canopy Gaps in Shorea chinensis Forest in Xishuangbanna Study on Effect of Litter Layer on Community in Aneurolepidium chinense Grassland in Songnen Plain A Contribution to the Reproductive Ecology of Dysosma veitchii Soil Respiration of a Leymus chinensis Grassland Stand in the Xilin River Basin as Affected by Over-Grazing and Climate Effects of Long-Term Variability of Plant Species and Functional Groups on Stability of a Leymus chinensis Community in the Xilin River Basin, Inner Mongolia Study on the Natural Population Dynamics and the Endangering Habitat of Liriodendron chinense in China Differentiation of Light Ecological Adaptability Among Populations of Liriodendron chinense in the Process of Being Endangered The Quantitative Analysis of the Relationship Between Chemical Composition of Grassland Plants at Xilin River Valley and Their TAXA and Habitats Architectural Analysis of Crown Geometry in Quercus liaotungensis Comparative Studies on the Temporal and Spatial Distribution of Calcium in Leymus chinensis Community and Chloris virgata Community In The Song-Nen Plain China The Nutrient Balance of the Castanopsis eyrei Forest Ecosystem in the Wuyi Mountains The Effects of Disturbance by Human Being on The Poulations of Castanopsis fragesii and Schima superba in Northern Fujian Province Concrning the Vegetation Chinese Regionalization Map as a Part of the Natural Geographical Atlas of the Peoples Republic of China Comparative Study of Yong Leymus chinensis’s Electrical Resistance and Conductivity of Different Geographic Population A Study on the Structure and Dynamics of Schima superba Population on Wuyi Mountain The Application of the Ordered Plot Clustering to the Vertical Belt Partitioning of Vegetation of Main Mountains Shanxi Ecological Benefit of Plantation of Alltingia gracilipes and Schima superba Under Canopy of Sprout Land of Cuminghamia lanceloata The Studies of Aspenrs of Biodiversity on Scrubs in the Warm Temperate Zone in China The Niche Breaths and Niche Overlaps of Main Plant Populations in Leymus chinensis Grassland for Grazing A Preliminary research on the Carbon Storage and CO2 Release of the Tropical Forest Soils in Jianfengling, Hainan Island, China The Litter and its Decomposition in Young Chinese Fir Plantation Ecosystem Comparative Studies on the Saline-Alkali Resistant Characters in Puccinellia chinampoensis and Aeluropus littoralis var. sinensis of Alkalization Meadow in Songnen Plain Stepwise Clustering and Its Application to Vegetation Classification The Effect of Elevated CO2 on the Functions of PS in Soybean Leaves Effects of Elevated [CO2] on Dry Matter and Leaf Characters of Two Subtropical Seedlings A Preliminary Study on the Formation of Saline-Alkali Plant Communities in the Song-Nen Plain Distribution of Soil Microorganism in the Soil of L. chinensis Grass-lands in Northeastern China Plain and Their Relations with Soil Factors Studies on Evapotranspiration from Different Plant Communities in Steppe Region of Inner Mongolia Density-Dependent Rule of Natural Kochia sieversiana Population in an Alkaline Meadow in the Songnen Plain of China Phosphorus Budgets and Cycling in Leymunes chineses Grassland Studies on the Characteristics of Mn, Cu and Zn Contents in the Aneurolepidium chinense Grassland of Northeast China Effect of Barnyardgrass (Echinoch oa Crus Galli) Shading on Nitrogen Fixation of Soybeans Evaluation of Eco-environment and Ways for Vegetative Rehabilitation of the Southern Slopes of Mountainous Areas in the Scenis Districts of Chengde A Study on Ca, Mg Content in Aneurolepidium chinense Grassland in Northeast China Patterns of Clonal Growth in Leymus chinensis Population A Study on Microorganism and Biochemical Activity of Chinese-fir Plantation on Different Ecological Area in Guangxi Modeling the Relationships Between Photosynthetic Rate and Environment Conditions in an Aneurolepidium chinense Community,Inner Mongolia Region A Study on the Trend of Geographic Epidemic of Chinese fir Sterile Seed Studies on Biomass and Primary Productivity of two Dominance Species,Cryptocar ya corcinna and C. chinensis,of Forest Vegetation on Dinghushan A Phenology Study on the Common Tree Species of Natural Secondary Forests in Northeast China Research on Improving Degenerative Steppe and Methods for increasing Productivity of the Steppe Region A Compatative Study on Relation between photosynthetic Rate of Aneurolepidium chinense and stipa grandis and Air Temperature at their Different Periods of Growth The Microbiological Effect and Decomposition of Litter of Aneurolepidium chinense and Stipa grandis A Comparative Study of the Community Photosynthesis of Aneurolepidium chinense and stipa grandis The Effect of Cutting on the Photosynthetic Characteristics of Aneurolepidium chinense Studies on the Seasonal Dynamics of Height and Biomass for the Population Aneurolepidium chinense in an Artificial Grassland and Natural Community Studies on Chinese Arborvitae (Platycladus orientalis) Forest and Its Biomass in Beijing Role of Simulated Acid Rain on Acer negundo and Plant Nitrition Floral Syndrome and Insect Pollination of Liriodendr on chinense Antitumor Diterpenoids from Hedychium yunnanense and Their Photosensitized Oxidation Perspective of the Vegetation Zonation of Forest Region in Eastern China