Ultra-structure of the Inclusions of the Vacuoles in the Infected Cells of Onobrychis viciifolia Root Nodules Pattern and Dynamics of the Spatial Population Distribution of Endangered Abies chensiensis Grading Responses of Clonal Kobresia humilis to Grass Cutting Classification of the Branching Architectures of the Desert Plants in Minqin County Seed Dispersal Patterns of Artemisia halodendron Growing in the Dune-shifting Habitats Diversity of Leguminous Rhizobia in Pamirs Plateau of China Relationships between Flagleaf and Spike Photosynthesis and Drought Tolerance of Wheat The Response of Cultivated Nostoc flagelliforme to Salt Stress Influence of Low Doses Microwave Radiation on Activities of Antioxidative Enzymes of Isatis indigotica Seedlings Exposed to Enhanced UV-B Radiation Exploration of the Speed-limiting Process for Taxol Biosynthesis Resorting to Quantitative PCR Conditions of Dynamic Adsorption in Purifying Cornus officinalis Saposins with Macro- Porous Resins Identification and Genetic Analysis of the Resistance of the Wheat Germplasm "91(260)3-3-8" to Powdery Mildew Molecular cloning of methionine-metaboly correlated cDNA in Astragalus melilotoides Pall.variant line and its expression in E.coli Research Advances about Molecular Mechanism of Non-fertilization Endosperm Initiation Chemical Components of Volatile Oil in the Leaves of the Chinese Medicinal Herb Pistacia chinensis Bunge The application and influence of biotechnology in forestry Biosynthesis,transport and function of ascorbate in plants Effect of K+,Na+ on isolated leaves‘‘ stomatal movement of rich potassium plants Observations on leaf ontogeny of Sinofranchetia (Lardizabalaceae) Effect of different human-caused disturbances on above-ground biomass and productivity of Pinus massoniana forests Studies of desalting ability and desalting structure in Karelinia caspica Breeding strategy of male sterile maize line with thermo-photoperiod sensitivity Study on the polypeptide composition and content of LHCⅡ and the cab gene transcription in chlorophyll-reduced mutant of oilseed rape seedlings Effect of osmotic stress on K content of flue-cured tobacco Determination of active constituents in fifteen species Swertia of genus by high performance liquid chromatography Liposoluble constituents of Scrofella chinensis Chemical constituents from Saussurea polycolea Research progress on relationships betaine and drought/salt resistance of plants Evaluation on yield and quality characteristics of alfalfa varieties Effect of temperature on growth and artemisinin biosynthesis in hairy root cultures of Artemisia annua Effects of soil water stress on contents of chlorophyll,soluble sugar,starch,C/N of two desert plants (Cynanchum komarovii and Glycyrrhiza uralensis) Physiological and ecological effects of enhanced UV-B radiation on wheat seedling under NaCl stress condition Cloning and sequence analysis of DHN1 gene from Salvia miltiorrhiza Analysis on the factor influencing secondary metabolite accumulation in plants Responses of contents of soil nutrient factors and water to stocking rates for yaks in Kobresia parva alpine meadow Ⅰresponses to contents of soil nutrient factors and water to stocking rates in summer pasture Distribution characteristics of effective root density in the planted Robinia pseudoacacia and Platycladus orientalis forest site Protective of ascorbic acid against salt stress Comparative morphology,ecology and geographical distribution of Calophaca sinica and C.soongorica Characteristic in photosynthesis,transpiration and water use efficiency of Haloxylon ammodendron and Calligonum mongolicum of desert species The combined effects of enhanced UV-B radiation and CO2 on the growth and photosynthesis of broad bean seedling 两种生态型芦苇胚性悬浮培养物对渗透胁迫的响应Ⅰ、生长及渗透调节物质的变化 Advances on genetic diversity of cotton (Gossypium) Advances in silicon nutrition of plants Origin of flowers:hypotheses and evidence Study of salt-soluble globulin from black soya (Semen glycine) Studies on genetic diversity of Scutellaria tsinyunensis of endemic species from Mt.Jinyun of Chongqing Identification of a RAPD marker linked to a petal-controlled gene in Brassica napus RAPD analysis of CMS line and its maintainer line in Chinese Cabbage (Brassica campestris ssp.pekinensis) Primary study on vegetation succession of saline land in the bird island of Qinghai Lake The comparative studies on biochemical and physiological properties of Speeded-growth poplar and Lombardy poplar DNA extraction on three different materials of Larix chinensis Flavonoid glycosidesfrom Galeopsis bifida Chemical constituents of Veronica ciliate,as a psychrophyte from Northwest China Numerical analysis of interspecific relationships in communities of Larix chinensis in Qinling Mountain Change of soil organic matter and water holding ability during vegetation succession in Ziwuling region Revision of Kobresia (Cyperaceae) in Qinghai The interaction of NCS with phytohormones Studits on the morphogenesis of rhizome from seedling and the accumulation of dioscin of Dioscorea zingiberensis Comparative and the correlative studies on the structure and the content of anthraquinones in 3 Aloe leaves Adaptation strategies of seed dormancy and germination of Psammochloa villosa , a sand dune grass inhabiting Ordos Plateau, China Advances in Sargentodoxa Vascular developmentin the transition region of dicotyledonary epigeal seedlings The effect of continuous cropping year on physiological characteristics of cucumber in sunlight greenhouse Changes of soil C,N and soil water under conversion of cropland into grassland Effect of soil drought stress on the shoot growth and water use efficiency of Quercus liaotungensis and Acer stenolobum var.megalophyllum Detection on evolvement and present situation of genetic diversity of spring wheat cultivars planted in Gansu and Qinghai Provinces by SSR markers Cloning of potato polyphenol oxidase gene and constructing of antisense PPO expression vector Sustainable utilization of grassland resources in west segment of Qilian Mountains and Jiuquan Basin Evaluation and analysis about ecosystem health of artificial plants in Shapotou aera Effects of water extracts from ten plants of Compositae against wheat Seedling Effects of salicylic acid (SA) on high-temperature stress resistance of cucumber seedling Preliminary study on B-chromosomes of Lilium davidii var.unicolor Study on Zoysia seed germination characteristic and dormancy types RAPD analysis of population genetic diversity of Taxus mairei Study on essential oil of Qinwei rose Study on fingerprint analysis and bioactive functions of Eucommia ulmoides flavonoids Study on cold acclimation and freezing-tolerance mechanism of Aucuba japonica cv. Variegata Species composition and distribution of algae in Wuquanshan of Lanzhou Study on phenotypic feature diversity of rhizobia isolated from Robinia pseudoacacia 太白红杉种群的生殖对策研究Ⅱ.生殖力和生殖值