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RAPD Study on Interspecies Relationships in Roegneria (Poaceae: Triticeae) Identification and Interaction Analysis of Six Agronomic Trait Loci of Rice Based on a Recombinant Inbred Population The Synthesis of Insect specific Neurotoxin Gene tox 34 and Acquirement of Transgenic tobacco The Expression Pattern of Xyloglucan Endotransglycosylase Gene in Fruit Ripening of Actinidia chinensis Change in the Concentration and Tissuelocalization of Endogenous IAA During the Regeneration of Vascular Tissues After Xylem Removal in Broussonetia papyrifera Somatic Embryogenic Potential Determined by the Morphological Polarity of the Explant in Tissue Cultures of Freesia refracta Study on DNA Diversity of Liaodong Oak Population at Dongling Mountain Region, Beijing Transgenic Tobacco Plants with a Fully Synthesized GFM CryIA Gene Provide Effective Tobacco Bollworm (Heliothis armigera) Control Isolation,Culture and Plant Regeneration of Protoplasts from an Embryogenic Callus Tissue of Gossypium hirsutum Isozyme Analysis of F 5 and BC 1F 4 from Cultivated Barley (Hordeum vulgare)× Roegneria ciliaris Retrotransposons in the Genomes of Higher Plants Genetic Mechanism of the Occurrence of Salt-tolerant Variant of Octoploid Triticale Under Tissue and Cell Culture Direct Primary Somatic Embryogenesis and Shoot Formation from Immature Leaves of Manihot esculenta Studies on Screening Freezing-resistant Regenerated Plants from X-ray Irradiated Citrus Protoplasts The Variation of Genetic Diversity of Quercus aquifolioides in Different Elevations An Intron Sequence is Present in the 3 UTR of Tomato Cf9 Gene Overexpression of petH Gene of Cyanobacterium synechococcus sp. PCC 7002 in Escherichia coll and Purification of the Expressed Product RAPD Analysis of Sixteen Varieties of Mustard Relationship Between Ω as well as the Length of 3′poly (dA) and Efficiency of Gene Expression Direct Somatic Embryogenesis and Plant Regeneration in Ornithogalum caudatum Strategies and Advances in Antifungi Genetic Engineering of Plant Genetic Diversity and Differentiation of Cyclobalanopsis glauca Populations in East China Resistance to Mixed PVY and PLRV Infection in Potato Cultivars Expressing Dual PVY and PLRV Coat Protein Genes Genetic Diversity and Population Differentiation of Cathaya argyrophylla in Bamian Mountain Access and Identification of Intergeneric Hybrid Between Brassica juncea×Crambe abyssinica Somatic Embryogenesis and Plantlet Regeneration in Mature Zygotic Embryos of Picea meyeri Expression of 10 kD Sulfur-Rice Prolamin Gene of Rice in Potato A New Approach for Gene Transfer into Citrus Relationship Between the Rice Heading Sensitivity and the Male-Sterile Sensitivity to Photoperiod in View of Developmental Genetics Expression of Tomato Antisense ACC Synthase Gene in Transgenic Tobacco and Its Role in Shoot Formation Preliminary Studies of the Identification and Expression of Metallothionein-Like Gene in Festuca rubra Establishment of a System with High Synchronous Frequency of Somatic Embryogenesis and Embryo Seedling Formation in Camellia sinensis var. assamica Cytohistological Study on Morphogenesis of the Adventitious Bud in the in Vitro Culture of Micro-Cross Sectioned Leaf Midveins from Hybrid Populus Plant Regeneration from Protoplasts of Medicago lupulina Selection of Methionine-Resistant Variant in Onobrychis viciaefolia Scop. Expression of IAA-Lysine Synthetase Gene Caused Variations of Flower Develop ment in Transgenic Tobacco Isolation and Characterization of NH+4-Excreting Mutants of Enterobacter gergoviae Induction of Male Sterility in Oilseed Rape by TA29-Barnase Gene Existance of a Bovine Sperm Antibody Recognizable Antigen-Epitope on the Plasma Surface of Lily Sperm Cells Regeneration of Spheroplasts in a N2-Fixed Filamentous Blue-Green Alga Anabaena cylindrica Clonal Growth in Plants in Relation to Resource Heterogeneity:Foraging Behavior Effects of Nifedipine on Pollen Germination, Pollen Tube Growth and Division of Generative Nucleus in Nicotiana tabacum The Role of Cytokinin Biosynthetic Gene in Regulating the Expression of a Class of Pathogenesis-Related Protein Genes in Tobacco Plants The Effect of the mMT-Ⅰ Transgenic Tobacco on Cd2+ Tolerance and Its Cytological Study Genetic Mapping of Rice Using RFLP Markers and a Double Haploid Population of a Cross Between indica and japonica Varieties Self-Fertile Transgenic Wheat Plants Expressing Herbicide Bromoxynil Resistance Identification of A Ribonucleoprotein Gene from Rice Seedlings Study on Organelle DNA Within the Generative Cell and Sperm Cells in Pharbitis Synthesis of the Spider Insecticidal Gene and Construction of the Plasmid Expressing in Plant Preliminary Study on Cis-Trans Interaction in Transcriptional Regulation of a Wheat High-Molecular-Weight (HMW) Glutenin Gene Establishment of Somaclones and Their Chromosomal Variation in Allooctoploid Triticum- Agropyron Hybrids Studies on Transgenic Potato with High Essential Amino Acid Encoding Gene Molecular Cloning and Sequence Analysis of a Gene Encoding Rice 10 kD Prolamin Molecular Cloning of the cDNA Encoding an Antifungal Protein in Gastrodia elata Bl. Genetic Variation and IndicaJaponica Differentiation in Yunnan Indigenous Rice Enhancement of Plant Regeneration Rate of Brassica parachinensis Cultured in Vitro Studies of Generative Cell Development in Pisum sativum--With Special Reference to Cytological Basis of Plastid Maternal Inheritance Plant Regeneration from Protoplasts of Talinum paniculatum Origin of Megagametophytes with Supernumerary Egg Cells Occurring in Oryza sativa cDNA Cloning and Structural Analysis of Rice ADP-Glucose Pyrophosphorylase Gene Protoplast Culture and Plantlet Regeneration from Hypocotyls of Brassica campestris var. parachinesis In Vitro Induction of Regeneration of Fruit-Like Structure in Lycopersicon esculentum Mill. Ultrastructural Studies of Somatic Embryogenesis in Wheat Study on the conditions of Cell Transformation in Astragalus sinicus Structure of the Chloroplast rbcL Gene from Grape (Vitis vinifera) Cytological Studies on F1 Hybrids Between Hexaploid Aegilops and Triticum aestivum Role of Exogenous Hormones in Inducing Cells in different Positions of Perianth Explants to Regenerate Flower Buds in Hyacinthus orientalis Studies on rDNA ITS1 Regions of Soybean and Its Wild Relatives Ultrastructural Changes of the Microtubule in the Generative Cell of Amaryllis vittata Ait. During Mitosis Construction of Plant Expression Vectors and Identification of Transgenic Potato Plants Construction of Plant Expression Vector with Double Resistance to Virus and Insect and Identification of Transformation in Tomato Isozymes and Classification of Citrus Species in China Cloning and Sequencing of VL Gene of Monoclonal Antibody Against Beet Necrotic Yellow Vein Virus A New HighPotent Pollen Donor in Wheat Intergeneric Crosses--Tripsacum dactyloides Regulation of Ethylene Biosynthesis and Fruit Ripening Morphogenesis of Juice Sac in Citrus reticulata var. unshiu Plant Regeneration from Protoplasts of Savoy Cabbage(Brassica oleracea L. var. subauda) The cDNA Cloning and Nucleotide Sequence of the Gene Encoding Nonstrucure Protein of Rice Dwarf Virus Genome Segment 10 Cytoplasmic Ultrastructural Changes During Microsporogenesis of Gossypium hirsutum:With Emphasis on Cloning and Sequencing of the Gene Encoding 10 kD Zein of Maize