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Population Structure and Spatial Distribution of the Populus euphratica in the Mainstream of the Tarim River Factors that Influence in vitro Plant Regeneration of Photinia fraseri Somatic Embryogenesis and Plant Regeneration from Mature Embryo Explants in Quercus acutissima Carr. 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 Physiological Responses of Pleioblastus kongosanensis to the Elevated Atmospheric Ozone and CO₂ Alone and in Combination Effects of Sub-low Temperature and Potassium Fertilizer on Photosynthesis and Fruit Quality of Greenhouse Tomato Accumulation and Distribution of Uranium in Wheat Seedling and the Effects of Uranium on the Photosystem Activities Observation of Pigment in Purple Pepper and Extraction System Optimization of Leaf Purple Pigment Plant Regeneration from Hypocotyl Protoplast Culture of Cabbage (Brassica oleracea L.var capitata) Compatibility of Different Pollination Combinations in Primula forbesii Relationship between Root Activity and Leaf Senescence in Different Adzuki Bean Cultivars (lines) Regulation of Exogenous H2O2 on Rice Seedlings Chilling Tolerance Nitric Oxide Biosynthesis Pathway in Plant Pollen Chromosome Doubling of Orychophragmus violaceus L.Induced by High Temperature Cloning Strategy of Barnase Gene (Extracelluar Ribonuclease Gene) Nitric oxide and its role in maturation and senescence in plant In vitro conservation of Impatiens mengtzeana Analysis of AHP strategic decision for grazing management system and ecological restoration in the alpine wetland at Gannan in Gansu Biochemical changes in anthers of "Dong A" genetic male sterile lines of cotton Anther culture and plant regeneration of Robinia hispida Tissue culture and plant regeneration of Peganum harmala Screening and characterizing of hydroxyproline-resistant variants in Lycium barbarum and analysis of its salt tolerance The solution nitrogen of vegetable in nutrient solution and its regulation In vitromicropropagation of Amorpha fruticosa Effects of exposure to weak light at low temperature on trans-membrane proton gradient of thylakoids of cucumber and spinach The effect of soil and air temperature on photosynthesis and transpiration of Primula sinopurpurea Primary studies on the daily dynamic changes of photo-synthesis and transpiration of Salix psammophila Establishment of leaf regeneration system in Kiwifruit (Qinmei) Studies on the change of ABA content and respiratory non-climactic character after harvest in grape and fresh Jujube A research on the photosynthetic characteristics of Pyrus bretschneideri(CV.jinfeng and pingguoli) and strimson Studies on individual sexual reproductive process of Juglans mandshurica Effects of the artificial low temperature on the dormant buds and shoots of Dangshan pear in the central part of Yunnan Effects of soil moisture and short-term shade on photo-synthetic and stomatal response in cotton leaves Characters of leaf epidermis in Swertia L. Effects of elevated atmospheric CO_2 concentrations on growth of plants Characteristics of flag leaf senescence and activated oxygen metabolism for cold type wheat Effects of vitamin C on peroxidization of chloroplast membrane lipid from cucumber Study on the relationof NRA and nitrogen accumulationin leaves of different protein content wheats Study on the ethylenerelease and the membrantlipid peroxida-tion in the different development stage of lilium flower Cryo-electron microscopy and its application in studies of plant (animal) materials Effectof sucrose concentrations with or without SA onformation and growth of In vitro microtuber in potato STUDIES ON THE TISSUE AND CELL CULTURE OF SOPHORA JAPONICA L. STUDY ON THE CULTURE OF DIFFERENT EXPLANTS OF MISCANTHUS SACCHARIFLORUS(MAXIM.)BENTH ET HOOK IN VITRO EFFECTS OF NITROGEN ON THE DYNAMIC CHANGE OF NITRATE REDUCTASE ACTIVITY AND GRAIN PROTEIN CONTENT OF WHEAT 青海高原植物生理生态学研究：Ⅱ.高寒草甸植物的光合作用 HISTOLOGICAL STUDIES ON THE MORPHOGENESIS OF THE HYPOCOTYL OF CABBAGE IN TISSUE CULTURES THE VEGETATION OF DA QAIDAM BASIN IN QINGHAI PROVINCE LOCALIZATION OF ACID PHOSPHATASE ACTIVITY DURING DEVELOPMENT OF MEGAGAMETOPHYTE IN WHEAT PERMEABILITY OF PEROXISOMAL MEMBRANE IN Spinach LEAF TO SOME METABOLITES THE GEOGRAPHICAL DISTRIBUTION AND FLORESTIC CHARAC TERISTICS OF GENERA ENDEMIC SPERMATOPHYTES TO CHINA IN QINLING CHANGES IN RESPIRATORY PATHWAYS OF GA_3-TREATED ABSCISSION ZONE TISSUE IN RELATION TO ABSCISSION STUDIES ON PHYSIOLOGYCAL AND BIOCHEMICAL CHANGES DURING POSTHARVEST RIPENING PERIOD OF TOMATO FRUITS PLANTLET REGENERATION AND HISTOLOGICAL OBSERVATION IN THE TISSUE CULTURES OF CORCNILLA VARIA Isolation and characterization of Fusarium proliferatum from maize ear rot samples Effects of temperature on the development and fecundity of experimental population of Rhychophorus ferrugineus Bioactivity of new compound HIA-1 and its effect on some biochemical indexes of Abutilon theophrasti Biocontrol efficacy of apple tree valsa canker by endophytic actinomycetes Current status on the study of wild bee-pollinators and conservation strategies in China The predatory functional response of Cybocephalus nipponicus Endrdy- Younga to Unaspis yanonensis under different conditions Food consumption, growth and activity of digestive enzymes of Catantops pinguis A rearing method for mirids using the green bean, Phaseolus vulgaris in the laboratory Evaluation of transgenic Bt rice resistance to Sitotroga cerealella Effects of sublethal concentration of fenoxycarb and tebufenozide on the development of Ostrinia furnacalis Guenée larvae Effects of green-yellow light with three different wavelengths on theoviposition biology of Spodoptera exigua Impact of Bt rice grain on the development of red flour beetle,Tribolium castaneum (Coleoptera: Tenebrionidae Biological characteristics of Alternaria tenuissima,the pathogen of barley leaf blight Alleopathy research progress on an invasive weed, Ageratina adenophora Sprengel The influence of weed control effects on light penetration rate, nutrition and water in rape fields Susceptibility of Panonychus citri field populations to different acaricides Functional response and searching rate of Chrysopa sinica larvae on Frankliniella occidentalis nymphs Resistance evaluation of transgenic Bt maize to Oriental armyworm Effects of temperature on the development and survival of experimental population of Parasa consocia Radar observations on the migratory behavior of the second generation cotton bollworm moths in the north part of northern China Strategies to counter the invasion of exotic and harmful plant pests Effects of alternating temperature and time on diapause of Trichogramma dendrolimi The predatory function of Pirata subparaticus(Boes.et Str.) on three important rice insect pests in a multispecies coexistent system Co-operative action between jinggangmycin and Bacillus subtilis Bs-916 against rice sheath blight Field monitor of insecticide resistance and toxicological mechanism in Plutella xylostella (L.) Lethal and sublethal effects of fenvalerate residue on adults of Cotesia plutellae EFFECT OF SOYBEAN FROGEYE LEAF SPOT ON SOYBEAN YIELD LOSS AND RELATIONSHIPS BETWEEN DISEASE SEVERITY OF LEAF, POD AND GRAIN