Population Structure and Regeneration of Quercus aliena var. acuteserrata in Shennongjia Establishment and Spatial Distribution of Quercus liaotungensis Koidz. Seedlings in Dongling Mountain Main Woody Species Niche of Plant Community in Daqinggou Architectural Analysis of Crown Geometry in Quercus liaotungensis Characteristics of the Leaf Net Photosynthesis of the Evergreen Broad-leaved Forest Dominated by Quercus glauca and Their Significance in Coenology The Determination of Ecotone and the Characteristics of Biome on Ordos Plateau Comparison of Ecological Entropy With Random and Systematic Sampling Leaf Demography of Quercus liaotungensis in Dongling Mountain The Response of Quercus liaotungensis to Doubled CO2 Concentration Effects of Cutting Frequency on the Experimental Population of Common Wild Rice Oryza rufipogon Path Analysis of Sapling Quantity Naturally Regenerated from Secondary Forest of Japanese Red Pine (Pinus densiflora) The Effect of Elevated CO2 on the Functions of PS in Soybean Leaves Relationship Between Soil Chemical Characteristics and Tea Quality in Tea Gardens in the Three Gorges Area of the Yangtze River Preliminary Study on Ecological Species Groups in Xunhe River Basin, South Face of Qinling Mountain Vegetation of Qinghai Hoh Xil Region The Preliminarily Investigation on the Vertical Distribution of the Forest Vegetation on Hualongshan Mountain, Shaanxi Province Studies on Phenology and Spatial Distribution Pattern of Scirpus mariqueter Population Studies upon Grassland Vegetation on Coastal Sandy Soil at Wenchang County, Hainan Island A Preliminary Study on the Structure and Dynamics of Pubescent Hornbeam Population in Karst Mountain of Guiyang Studies on Population Density and Biomass Dynamics of Scirpus Mariqueter Indirect Gradient Analysis, Quantitative Classification and Environmental Interpretation of Plant Communities in Ngari, Xizang(Tibet) An Application of Fuzzy Isodata to the Classification of Grassland Communality of Songlun Plane A Preliminary Study on transpiration Intensity of Plants in Kobresia humilis Meadow The Vegetation in the Eastern Qinghai Province The Vegetation of Qaidam Basin and its Surrounding Mountains A Preliminary Study on Alpine Vegetation of the Qinghai-xizang (Tibet) Plateau Preliminary Study on Weed Types of Farm Land in Fengqiu County, Henan Province Classification of Vegetation on Hills and Lower Mountains in Vicinity of West Lake in Hangzhou Quantitative Analysis of Succession Law of the Alpine Meadow Under the Different Grazing Intensities The Distributional Features of the Herbs Beneath the Frigid-Temperate Coniferous Forest in North Guan Qin-Shan Area A Preliminary Demographic Study of Pinus massoniana at Jinyun Mountain, Sichuan Province Role of Simulated Acid Rain on Acer negundo and Plant Nitrition Systemic Acquired Disease Resistance and Signal Transduction in Plant Floral Syndrome and Insect Pollination of Liriodendr on chinense Expression and Sequence Analysis of a cDNA Relative to Orchid Ovule Development New Anthraquinones from the Sprout of Crocus sativus The Acid-alkali-free Analysis of Quaternary Pollen Identification and Interaction Analysis of Six Agronomic Trait Loci of Rice Based on a Recombinant Inbred Population The Construction of γ-TIP Prokaryotic Expression Vector and Preparation of the γ- TIP Antibody Detection and Fluorescence in Situ Hybridization of Homologous Sequences for Mammalian Gene rb Related to Apoptosis in Maize Palynological Evidence for the Tertiary Petroleum Source of the Qaidam Basin Study on DNA Diversity of Liaodong Oak Population at Dongling Mountain Region, Beijing Isolation of Soybean Kunitz Trypsin Inhibitor Gene and Its Application in Plant Insect-resistant Genetic Engineering Experimental Measurement of the Water Relations Parameters of Nine Shrubs and Some Ecological Interpretations The Variation of Genetic Diversity of Quercus aquifolioides in Different Elevations Relationship Between Ω as well as the Length of 3′poly (dA) and Efficiency of Gene Expression ITS1 and ITS2 Sequences of Four Possible Donors to Bread Wheat Genome and Their Phylogenetic Relationships Rubisco Activities and the Small Subunit Gene Cloning and Functional Analysis of Aegilops squarrosa Late Holocene Vegetation in Maili Region, Northeast China, as Inferred from a High-Resolution Pollen Record Isolation and Structure Analysis of the Rice U2snRNA Gene Effects of Doubled CO2 Concentration on the Content of Photosynthetic Pigments and PS II Functions of Jointing and Grouting in Setaria italica Analysis of N-Terminal Sequence of a 41 kD Protein from a Photoperiod-Sensitive Genic Male-Sterile Mutant of Rice Implication of Paleovegetational Changes in Diaojiao Lake, Inner Mongolia Relationship Between the Sequence and Function of Rubisco rbcL in Nucleo-Cytoplasmic Hybrid Wheat Sporo-Pollen Dissemination and Quantitative Character of Surface Sample of Manzhouli-Dayangshu Region The Effect of the mMT-Ⅰ Transgenic Tobacco on Cd2+ Tolerance and Its Cytological Study Primary Study on Interrelation Between Plant Communities and Environmental Factors in the North Shore of Qinghai Lake Cloning and Sequence Analysis of a Specific Mitochondrial DNA Fragment Related to Wild Abortive Type Cytoplasmic Male Sterility in Rice Molecular Cloning and Sequence Analysis of a Gene Encoding Rice 10 kD Prolamin cDNA Cloning and Structural Analysis of Rice ADP-Glucose Pyrophosphorylase Gene Electromicrographic Analysis Storage Protein Accumulation in Endosperms of Maize with Qualified Protein Structure of the Chloroplast rbcL Gene from Grape (Vitis vinifera) A Repetitive DNA Sequence Showing the Characteristic of Genomic DNA Differentiation in Oryza Chemosystematic Notes of Genus Stephania (Menispermaceae) in China Effects of Different Light Qualities on Structure of Chloroplasts and Photosynthetic Physiological Properties in Panax ginseng Study on High-Frequeney Plant Regeneration from Monocell Suspension ,Cultures of Astragalus grubovii A Study on the Development and Uhrastructure of Axillary Squamules of Sagittaria sagittfolia A Study of Pollen Morphology of Some Aquatic Vascular Plants in Honghu Lake, Hubei Preliminary study on the Blue-Green Algae Community of Arid Soil in Qaidam Basin The Structures of Triptotetraolide and Wilforjine The Chemical Constituents of Glycyrrhiza aspera Root Distribution of Dacrydium in South China During the Late Quaternary On the Application of Computer Graphics Technique to Reconstruct Three-Dimension of Coal Ball Plants Embryo Sacs of Hevea brasiliensis and Carica papaya Isolated with Enzyme-Squash Technique Esterase Isozyme of Indigenous Wheat to China Separation and Identification of Chemical Constituents of Dysosma majorense(Gagn.)Hsiao et Y. H. Chen, nov comb Studies on Chemicai Constituents of Fritillaria thunbergii Miq. The Characteristics of Accumulation of Sulphur from the Air by the Main Plants and Soils in Beijing and Their Indicative and Purgative Abilities A Study on the Quantitative Relationship between Pinus Pollen in Surface Sample and Pinus Vegetation The Response of Photosynthesis and Quantum Yield to low Temperature and High Light in Leaves of Rice Seedlings