Effects of Moisture-retaining Irrigation on Yield Composition and Physiological Characters of Winter Wheat in Canal Irrigation Region Taxonomy of Ranunculus (Ranunculaceae) Plants in Qinling Mountains Pteridophytes Floristic Phytogeography in Mt. Ailaoshan Nature Reserve of Yunnan, China Community Structure and Species Diversity in Liangucheng Nature Reserve of Minqin County Transgenic Tobacco with Transferred the Gene (LeIRT2)of Tomato Iron Carrier Protein Through Agrobacterium Me-diation Morphological and Physiological Disorders of Cotton Resulting from Potassium Deficiency Effects of 30% Diethyl-Amino-Ethyle-Hexanoate·Ethephon Soluble Concentrate on Roots Bleeding Sap and Its Com-ponents of Zea mays Relation between Cytoplasmic Male Sterility and Reactive Oxygen Species Metabolism in Pepper Position Study of the Relations between Vegetation Degeneration and Annual Rainfall in the Sand Region of Minqinxian County Comparison of Soil Desiccations in Natural and Acacia Forests in the Ziwuling Mountain of the Loess Plateau Chromosomal Positioning of the Genes of Water Use Efficiency and Concerned Physiological Traits in Wheat Leaves Virus-induced Gene Silencing in Tobacco Ultra-structure of the Inclusions of the Vacuoles in the Infected Cells of Onobrychis viciifolia Root Nodules Development of Vascular Bundles in Aloe arborescens Leaves Influence of Low Doses Microwave Radiation on Activities of Antioxidative Enzymes of Isatis indigotica Seedlings Exposed to Enhanced UV-B Radiation Conditions of Dynamic Adsorption in Purifying Cornus officinalis Saposins with Macro- Porous Resins Adaptabilities of Different Genotypes of Spring Wheat to Phosphorous Deficiency Research Advances in Molecular Basis of the Variations and QTL Cloning of Quantitative Plant Traits Research Progresses in Chromosome Doublings of Medicinal Plants Chemical Components of Volatile Oil in the Leaves of the Chinese Medicinal Herb Pistacia chinensis Bunge 6-BA and PP333 Effects in Shelf-life Improvement of Tulipa gesneriana Cut Flowers Breeding strategy of male sterile maize line with thermo-photoperiod sensitivity Mathematical models of multiple objective analytics for sustaining utilization water resources in inland river valley Distribution of NO-3-N of maize rhizosphere in rhizosphere soil under style ofdifferent irrigation Study on bitterness embedment and function improvement of Zizyphus to Eucommia ulmoides Study on accumulating rule of primary fatty acids and proteins in flax seeds Polyunsaturated fatty acid separation from the seed kernel oil of Pinus armandi via urea clathration Research progress on relationships betaine and drought/salt resistance of plants Study on transformation of Nicotiana tabacum with oxalate oxidase gene Effect of temperature on growth and artemisinin biosynthesis in hairy root cultures of Artemisia annua Effect of soil water stress on water metabolism and osmotic adjustment substance of native tree species of Loess Plateau Distribution characteristics of effective root density in the planted Robinia pseudoacacia and Platycladus orientalis forest site Effects of salicylic acid on leaves of cucumber seedlings under water stress Protective of ascorbic acid against salt stress 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 Study on plants containing nervonic acid Expressed of hBMP-3m gene in tobacco Identification of a RAPD marker linked to a petal-controlled gene in Brassica napus Primary study on vegetation succession of saline land in the bird island of Qinghai Lake Comparison on extraction methods of Ziziphus jujuba and Ziziphus acidojujuba DNA for RAPD analysis Chemical constituents of Veronica ciliate,as a psychrophyte from Northwest China Numerical analysis of interspecific relationships in communities of Larix chinensis in Qinling Mountain A study on interspecific association of principal tree species in the communities including Quercus variabilis on the Qinling and Bashan Mt. Revision of Kobresia (Cyperaceae) in Qinghai Direct cloning andsequencing of restricted fragments with cohesive-ends by means of TA cloning The interaction of NCS with phytohormones Studits on the morphogenesis of rhizome from seedling and the accumulation of dioscin of Dioscorea zingiberensis Vascular developmentin the transition region of dicotyledonary epigeal seedlings Study on plant moisture stress of Sophora viciifolia in the Loess Area North of Shaanxi province Study on soils water storage capacity and availability in secondary vegetation types in Ziwuling forest region 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 salicylic acid (SA) on high-temperature stress resistance of cucumber seedling Effects of various practice measures agronomic and quality characters of winter wheat "Henong 341" RAPD analysis of population genetic diversity of Taxus mairei Study on restoration strategies, characteristics and status of degenerated artificial Haloxylon ammodendron communities at the edge of Minqin oasis Species composition and distribution of algae in Wuquanshan of Lanzhou Study on phenotypic feature diversity of rhizobia isolated from Robinia pseudoacacia Study on niche of dominant species of subalpine scrubland and meadow community in Guandi Mountains The vegetation development in North Ziwulin forest region in last fifty years Research progress in the beneficial elements-silicon for plants A survey of study of chemical components of medicinal plants of Gentianaceae Recent advances in natural insecticidal constituents from plant origin A new species of Patrinia from Gansu Cytochemistry of peroxidase in the interaction between wheat and stripe rust Isolation and characterization of reactive oxygen species-insensitive mutants in Arabidopsis thaliana Studies on the pteridophyte flora of Qiyun mountainous region in Anhui Province A study on the biological and ecological property and geographical distribution of Quercus variabilis population Study on the numericaltaxonomy of genus Calligonum from China Detection on evolvement and present situation of genetic diversity of spring wheat cultivars planted in Gansu and Qinghai Provinces using quantitative characters Tobacco (Nicotiana tabacum) transformation of human bone morphogenetic proteins-3 mature peptide (hBMP-3m) mediated by Agrobacterium tumefaciens Cloning and sequencing of PGIP cDNA from Prunus mahaleb Progresson gene-for-gene recognition in plant-pathogen interaction system A study on rules of spatiao-temporal change and water use efficiency of corn Aninitial study on elicitation of basidiomycetes and itslignocellulose biodegradation broth on Taxus cells culture Application of fuzzy cluster analysis to the taxonomy of Chinese Umbelliferae,Angelicinae Significance on ecological indication of Selaginella sinensis in reconstructing past environment Analysisof the potential causes effecting the grainweight of hybrid wheat with Ae.kotschyi cytoplasm Thetransmission characteristics of E chromosome in VE161 wheat