Effect of soil drought stress on osmotic adjustment ability of maple leaves Effect of soil water stress on water metabolism and osmotic adjustment substance of native tree species of Loess Plateau Progress of sex determination in plants Morphological and cytological observations on interspecific hybridization F1 from Cucumis sativus×C.hystrix 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 Phylogeny of Amborellaceae:a review Origin of flowers:hypotheses and evidence Sifting the multiplying medium of Rose rugosa stem by crossed experiment Flavonoid glycosidesfrom Galeopsis bifida Chemical constituents of Veronica ciliate,as a psychrophyte from Northwest China Research on change of soil properities of Caragana plantation in North-west of Shanxi Province 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 Study on N,P fertilization model of Salvia miltiorrhiza in different soil fertility Evaluation and analysis about ecosystem health of artificial plants in Shapotou aera Effects of water extracts from ten plants of Compositae against wheat Seedling Preliminary study on B-chromosomes of Lilium davidii var.unicolor Study on essential oil of Qinwei rose Microsatellite DNA marker and its application in genetic diversity research The roles of root exudation on rhizosphere nutrient and rhizosphere microorganisms Research advances about effects of enhanced UV-B radiation on plants and ecosystems Cytoskeleton inplasmodesmata and cytoplasmic channels of onion pollen mother cells Studies on the cultivation and morphological and cytological identification of wheat-Elytrigia intermedium alien disomic addition lines Research on quality,disease resistance and molecular cytogenetics of Triticum aestivum-Haynaldia villosa amphidiploids with different wheat genetic background Studies on heterosis of vernal hybrid F_1 of male sterile lines of Ven & K Typeal wheat and their relationship with chlorophyll content and zymogram of isoenzyme Studies on flower bud differentiation and changes of endogenous hormones of Gossypium hirsutum The characteristic of nitrogen and phosphorus absorption by winter wheat in dryland A research on the photosynthetic characteristics of Jinguan,Molios and Strimoson apple (Malus pumila Mill.) Distribution of Na~+ and K~+ in cotton plant under NaCl stress and salt tolerance Study onsome paramaeters of photosynthetic and qualityin selection of ear-brached wheat Aninitial study on elicitation of basidiomycetes and itslignocellulose biodegradation broth on Taxus cells culture Characteristics of various repeated DNA sequences in higher plants A karyomorphological study on 5 species of Swertia (Gentianaceae) Thetransmission characteristics of E chromosome in VE161 wheat THE INVESTIGATION OF INCREASING WHEAT NULLISOMIC FERTILITY USED THE ENHANCING FERTILITY GENES ON MICROCHROMOSOMES FUZZY EVALUATION WITH MULTIPLE INDEX IN BIOINDICATION ABNORMALITY AND DEVELOPMENT OF ANTHER IN RHEUM PALMATUM L MICROSTRUCTURE FEATURES OF THE SEEDS AND CONTENTS OF THE CHEMICAL ELEMENT OF AMMOPIPTANTHUS MONGOLICUS GROWN IN DESERT OF CHINA STUDIES OF TRANSMISSION ELECTRON MICROSCOPY ON ANNUAL STEMSIN LARIX PRINCIPIS-RUPPRECHTII MAYR 陕西渭北旱塬土壤-植物-大气连续体中水分运转规律的研究──Ⅰ.生态环境对植物叶温的影响 Effect of Protein and Anthraquinone Glucosides from Cassia Seed on Serum Lipid of Hyperlipidemia Rats Determination of ergosterol in Lasiosphaera Seu Calvatia in various species from different habitats by HPLC Methodology on revaluation of syndrome therapeutic effect of post-marketing Chinese materia medica Determination of cafferic acid and rosmarinic acid in Perilla frutescens leaves and Schizonepeta tenuifolia by HPLC HPLC fingerprint on roots of Polygonum multiflorum from different habitats Identification of cultured and natural Astragali Radix based on fingerprint of monosaccharides Chemical constituents of Lobelia chinensis Study on Litter Water Interception Capacity of Phyllostachys edulis Plantations with Different Densities A Preliminary Study on Colletorichum from Horned Gallnut The Study on Serology of Cyloplasmic Polyhedrosis Virus from Thosea postornata Megasporogenesis,Microsporogenesis and Development of Female and Male Gametophyte of Nicotiana debneyi Cytological Observation on Microsporogenesis of Inter-subspecific Semi-sterility Hybrids F1 in Rice Phylogeny of Batrachospermales (Florideophyceae,Rhodophyta) Inferred from Small-Subunit rDNA Gene Sequences Analysis on the Floristic Characteristics of Wild Seed Plants in the Big Youerdosi Basin of Bayanbulak Growth Effects of CO2 Concentration and Phosphorus on Maize and Soybean under Different Cropping Patterns Effects of Postponing Nitrogen Application on Grain Filling Characteristics and Yield Components of Winter Wheat Suffered Waterlogging after Anthesis Effect of Storage Phosphorus in Soybean Seeds on the Tolerance to Low Phosphorus Stress at Seedlings Stage Photosynthetic Characteristics of Limonium bicolor under Salt Stress Seedlings’ Photosynthetic Characteristics of Sweet Potato under Exogenous Chlorine Stress Sugar Metabolism and Photosynthetic Characteristics in Leaf of Lycium barbarum L.under Drought Stress Isolation,Identification and Toxicity of Gleditsiosides O Accumulation and Distribution of Cobalt in Rape and the Effects of Cobalt on the Photosynthesis of Rape Leaves Photosynthesis Physiological Characteristics of Dalbergia odorifera Seedlings under Drought Stress Somatic Embryogenesis and Plant Regeneration from Mature Embryo Explants in Quercus acutissima Carr. Aboveground Biomass Estimation of Tamarix ramosissima Shrub in the Lower Reaches of Tarim River Effects of Exogenous Spermidine on Photosynthesis and Activities of Antioxidant Enzymes in Tomato Seedlings under Ca(NO3)2 Stress Effects of Growth Regulators on Photosynthetic and Physiological Indices and Chlorophyll Fluorescence Parameters of Pistacia chinensis Characteristics of Micro-structures and Chlorophyll Fluorescence Parameters of Diploid and Autotetraploid ‘Hanfu’ Apple Leaves Effect of Nitrogen Deposition on Species Diversity and Community Composition of Herbaceous Vegetation in Desert Steppe Effect of Introducing Biennial Legume Species,Melilotus officinalis,on Plant Community in the Early Stage of Vegetation Succession and Soil Nutrients in the Semiarid Loess Plateau of China Effect of the Extracts of Rhizosphere Soil from Stipa bungeana on the Germination of Stipa bungeana and Its Dominant Species Effect of Plant Growth Retardants on the Growth and Development of Potted Rose Physiological Adaptation of Oligostachyum lubricum under Water Stress Progress of SAM Mtases Gene Study in Plants Studies on the Pteridophyte Flora in Yaoshan Mountain Nature Reserve of Yunnan Distribution and Community Characteristics of Invasive Xanthium spinosum in Xinjiang Spatial Distribution of Arbuscular Mycorrhizal Fungi,Soil Factors and Glomalin in the Rhizosphere of Amorpha fruticosa Grown on the Loess Plateau