Seed Characteristics of Endangered Plant Cathaya aargyrophylla Nitrification and Net N Mineralization Rate of Soils Under Different Tropical Forests in Xishuangbanna, Southwest China An Analysis of Interspecific Associations in Secondary Succession Forest Communities in Heishiding Natural Reserve, Guangdong Province Analysis of the Plant Individual Behaviour During the Degradation and Restoring Succession in Steppe Community Effects of Doubled CO2 Concentration on Structure of Vascular Tissues of Quercus liaotungensis Comparative Analysis of Genetic Diversity in the Endangered Shrub Tetraena mongolica and Its Related Congener Zygophllum xanthoxylon An Analysis of the Topographical Pattern in the Chief Woody Species at Dalaoling Region, the Three Gorges Study on the Natural Population Dynamics and the Endangering Habitat of Liriodendron chinense in China Study on Population Life Table and Survivorship Curves of Adenophora lobophylla, an Endangered Species, Compared with A. potaninii, a Widespread Species Preliminary Studies on Physiological Ecology of Photosynthesis of an Endangered Plant—Cimicifuga nanchuanensis Characteristics and Succession of the Communities of Cathaya argyrophylla, an Endangered Plant Differentiation of Light Ecological Adaptability Among Populations of Liriodendron chinense in the Process of Being Endangered Analysis on the Fractal Characteristics of Distribution Patterns of Adenophora lobophylla and A. Potaninnii Population Dynamics of Ranalisma rostratum, an Endangered Species Growing in Different Dynamics and Evaluation of Oryza rufipogon and Ranalisma rostratum Population in exsitu Conservation of Communities Dynamics of Litter Amount and It’s Decomposition in Different Successional Stages of Evergreen Broad-leaved Forest in Tiantong, Zhejiang Province A Study of the Relationship Between Competitive Ability and Productive Performance of Spring Wheat in semi-arid Regions of Loess Plateau A Physio-ecological Study on the Transpiration of Mosla hangchowensis Matsuda Main Woody Species Niche of Plant Community in Daqinggou Structure and Regeneration of Davidia involucrata Communities at Wolong Region, Sichuan Province Species Abundance Patterns in Some Broad-leaved Deciduous Forests in New York, USA The Spatial Distribution Pattern and Seed Dispersal Mechanism for the Population of Ophiopogon xylorrhizus, an Endangered Plant Spatial Pattern and Relation With the Topographical Factors of the Rare Pare Species at Dalaoling in the Three Gorges Region The Daily Photosynthesis Course Characteristics of Main Dominant Species of Successional Serials of Evergreen Broad-leaved Forest Ecological Studies on the Resistance and Adaptation to Cold of Some Tidal Mangrove Species In China Development of Species Diversity in Vegetation Restoration Process in Mid-mountain Region of Damingshan, Guangxi A Preliminary Study on the Arenaceous Adaptability of Sophora moorcroftiana Dynamics Modeling of Stand Density Effects of Populus davidiana Forest The Difference of Iron Deficiency Induced Adaptable Reaction Among Cucumber, Tomato and Soybean Concrning the Vegetation Chinese Regionalization Map as a Part of the Natural Geographical Atlas of the Peoples Republic of China Study on the Change of Soil Nutrient Before and After Burning Secondary Forest in Xishuangbanna The Studies of Aspenrs of Biodiversity on Scrubs in the Warm Temperate Zone in China Biomass and Biomass Models of Secondary Subtropical Vegetation in Tuojiang River Valley Preliminary Study on Paleovegetation and Environmental Changes Since 11ka B.P. in Diaojiaohaizi Lake area, Daqing Mountains , Inner Mongolia The Structures of 30 Species of Psammophytes and Their Adaptation to The Sandy Desert Environment In Xinjiang An Approach to Analyzing Nature of Community Structure: With Examples of Alpine Meadow and Alpine Bushland Study on the Interconnections among Main Tree Populations in Natural Secondary Forest Communities Path Analysis of Sapling Quantity Naturally Regenerated from Secondary Forest of Japanese Red Pine (Pinus densiflora) Allelopathic Research of Ambrosia trifida Effect of Na2SO4 Stress on Membrane-lipid Peroxidation and Scavenging System of Activated Oxygen in Four Grasses with Different Salt Resistance Main Characteristics of Littledalea racemosa Alpine Steppe in Qinghai-Xizang(Tiber) Plateau A Preliminary Study on the Main Plant Communities in the Saline Soils of Song-Nen Plain Study on Lipid Peroxidation in Spring Wheat Leaves with Ozone Fumigation Analysis of the Relatedness of Dominant Populations and Ecological Factors in the Secondary Succession Forest Communities of Jinyun Mountain Investigation on the Adaptation of Photosynthetic Carbon Metabolism Pathway to Environment of Phragmites communis in Hexi Corridor of Gansu Province A Preliminary Study on Growth Regularity of Introduced Taiwania flousiana Young Seedling A Study on the Dynamics of Forest Litter in the Habitat of Giant Panda The Markov Process Modeling of Secon Dary Succession in Broadleaved Evergreen Forest in the Eastern Part of Zhejiang Province, China The Study on Secondary Succession of Evergreen Broadleaved Forests on Jinyun-Mountain, The Dynamics of Communities and Dominant Populations Relationship Between Regeneration Characteristics and Arenaceous Adaptability of Hedysarum fruticosum var. lignosum A Study on Keteleei Ria Davidiana and its Community in Hilly Area in Dangyang of Hubei Province Growth Period of Spring-Sowing Wheat on different Locations The Growth Rhythm of the Grasses Populations and their Adaptability of Environment in Kobresia humilis Meadow Preliminary Studies of Pinus henryi Forests in Daba Mountain Peroxidase in two Mangrove Species, Kandelia candel and Bruguiera sexangula Seedlings, in Response to Variation of Salinity Condition Characteristics analysis of secondary forest vegetation in zijin mountain A Study on the Productivity of Secondary Shrub Thicket and Shrub-Grassland in Yixian County,Anhui Province Studies on Biological Productivity of Artificial Forests of Dahurian Larches On the Distribution Pattern of Weed Communities of Summer Crop Fields in River valley and Hilly Lands of Anhui Province Researches on the Effect of the Experimental Closing of Hilisides to Facilitate Afforestation in the Beijing Area A Phenology Study on the Common Tree Species of Natural Secondary Forests in Northeast China Studies on the Ecological Environments and Adaptability of Introduction of Olive Tree in Hanzhong Preliminary Studies on the Phytocommunity of Davidia involucrata in Omei Mountain of Sichuan The Vegetation and its Indicative Siguificance to the Habital Types in Joulong Mountain Area, Beijing The Vegetation of Qaidam Basin and its Surrounding Mountains A Quantitative Study of the Vegetation Succession on the Abandoned Arable Lands of the Subalpine Meadows in Gannan Prefecture of Gansu Province I. Analysis of Community Composition Ordination of Natural Secondary Forest at Sankuaishi in the Eastern Part of Liaoning Province A Preliminary Study on Nodulation and Nitrogen Fixation of Several Tree Legumes Physiological Basis of Photosynthetic Tolerance to Photooxidation and Shading in Rice Chemical Constituents of the Anemone tomentosa Root Effect of Ripening, Wounding and Ethylene Treatment on Expression of ACC Oxidase Gene of Peach Tissue Obtaining a Transgenic Upland Cotton Harboring Two Insecticidal Genes Antitumor Diterpenoids from Hedychium yunnanense and Their Photosensitized Oxidation Saponins from Lysimachia candida Damage Responses to Salt Stress in Salt tolerant Cell Line of Wheat Studies on Insect Resistance of Bt Transplastomic Plants and the Phenotype of Their Progenies RAPD Linkage Mapping in a Populus adenopoda×P. alba F1 Family Isolation of Glycoproteins from Verticillium dahliae and Their Phytotoxicity Studies on the Salicylic Acid Inducted Lipid Peroxidation and Defense Gene Expression in Tobacco Cell Culture Plasma Membrane NADPH Oxidase in Tobaccotobacco mosaic virus Interaction