Resistance to Mixed PVY and PLRV Infection in Potato Cultivars Expressing Dual PVY and PLRV Coat Protein Genes Comparison of the Changes of Membrane Protective System in Rice Seedlings During Enhancement of Chilling Resistance by Different Stress Pretreatment Proton-Conductivity of CF0-CF1 Reconstructed into Planar Lipid Bilayer Expression of 10 kD Sulfur-Rice Prolamin Gene of Rice in Potato Purification and Characterization of an Extracellular Protease with Unusual Peptide Bond Specificity from Xanthomonas campestris pv. malvacearum Purification of the Specific Plasma Membrane Proteins from the Surface of Sperm Cells of Zea mays Redox System of Plasma Membrane with Glutathione as an Electron Donor A Cytological Study on the NutrientUptake Mechanism of a Saprophytic Orchid Gastrodia elata The Specific Proteins of Sperm Cells of Lilium davidii Photoreduction of Cytochrome b559 in the Photosystem Ⅱ Reaction Center Complex In Vitro Divisions of Unfertilized Central Cells and Other Embryo Sac Cells in Nicotiana tabacum var macrophylla Morphological Studies on the Process of Chromosome Construction in Physarum polycephalum RT-PCR Amplification and Analysis of Citrus Excortis Viroid Sequence Analysis of Rice Lipid Transfer Protein cDNA and the Structural Characteristics of Corresponding Peptide Studies on Special Proteins and Polypeptides of Sperm Cell-Rich Fraction in Orychophragmus violaceus Fossil Woods from Late Cretaceous of Heilongjiang Province, Northeast China, and Their Palaeoenviromental Implications Analysis of N-Terminal Sequence of a 41 kD Protein from a Photoperiod-Sensitive Genic Male-Sterile Mutant of Rice Comparative Studies of Sexual Reproduction and Asexual Propagation Between Populations of Adenophora lobophylla and A. potaninii Comparitive Study on Characters of Two Divergence Types of the Clone Population Leymus chinensis in the Songnen Plain of China Effects of Chilling Injury on the Thylakoid Membrane of Cucumber Chloroplasts Estimation of Water and Thermal Product Index and Its Application to the Study of Vegetation-Climate Interaction in China Studies on Ribonucleoprotein and Argyrophilic Proteins in the Chromosomes of Prorocentrum sp. Estimating the Net Primary Productivity in China Using Meteorological Satellite Data Plant Regeneration from Protoplasts of Medicago lupulina Study on the Photosynthetic Characteristics of Eucommia ulmoides Leaves Two New Buxus Alkaloids from Buxus Microphylla Sieb. et Zucc. Pollen-Mesophyll Protoplast Fusion and Hybrid Plant Regeneration in Nicotiana In Vitro Heat Stability of Plasma Membrane Vesicles and Tonoplast Membrane Vesicles Isolated From the Hypocotyle of Phaseolus vulgaris Expression of IAA-Lysine Synthetase Gene Caused Variations of Flower Develop ment in Transgenic Tobacco Purification and Properties of Nitrogenase MoFe Protein from a nif Z Deletion Strain of Azotobacter vinelandii The Role of Cytokinin Biosynthetic Gene in Regulating the Expression of a Class of Pathogenesis-Related Protein Genes in Tobacco Plants Changes in Kinetic Characteristics of the ABA Binding Protein(s) of the Grapevine Fruit During Its Developmental Process Self-Fertile Transgenic Wheat Plants Expressing Herbicide Bromoxynil Resistance Problems in the Use of RAPD to the Study of Genetic Diversity and Systematics Localization of Heat Shock Protein on Cell Membranes of Phaseolus vulgaris Isolation and Characterization of a Chinese Aneurolepidium Cell Line Resistant to Hydroxyproline Effect of Cu2+ on PSⅡ Activity and Energy Transfer of Phycobillisome in Intact Cells of Spirulina platensis Cytochemical Studies on Fertilization in Wheat Identification of A Ribonucleoprotein Gene from Rice Seedlings A Comparative Study on PSⅡ Light Harvesting Chlorophyll a/b Protein Complexes Between Spinach and Cucumber