EFFECTS OF NITROGEN ON THE DYNAMIC CHANGE OF NITRATE REDUCTASE ACTIVITY AND GRAIN PROTEIN CONTENT OF WHEAT 四棱草属比较形态及其分类系统位置的研究Ⅰ.四棱草属及近缘属叶片毛状体微形态 THE RESEARCH PRESENCE AND DEVELOPMENT PROSPECTOF ORYCHOPHRAGMUS VIOLACEUS THE RELATIONSHIP BETWEEN SENESCENCE AND MEMBRANE LIPID PEROXIDATION IN CUT TULIPS DURING VASE-HOLDING LIFE THE LAWS OF ACCUMULATION OF DRY MATTER AND NUTRIENT UPTAKES OF STERILE HYBRID RAPE MORPHOLOGICAL AND ANATOMICAL STUDIES ON THE SEEDLING IN CALENDULA OFFICINALIS LINN. TAXONOMIC NOTES ON ASTRAGALUS FROM QINLING MOUNTAINS STUDIES ON CONSERVATION BIOLOGY OF SARUMA HENRYI OLIV. PHARMACOGNOSTICAL STUDY AND DETERMINATION OF COMMON METAL ELEMENTS ON THE ROOTS OF TONGOLOA SILAIFOLIA(DE BOISS)WOLFF HISTOLOGICAL DEVELOPMENTAL STUDIES ON THE ADVENTITIOUS ROOTS OF GENUS CHLORANTHUS THE DEVELOPMENT ANATOMY OF STALAR DIVISION IN GENTIANA STRAMINEA ROOT RELATIONSHIP BETWEEN ULTRASTRUCTURE OF WHEAT MESOPHYLL CELL UNDER WATER STRESS AND DROUGHT-RESISTANCE 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 STUDIES ON THE POLLEN CULTURE OF ASPARAGUS OFFICINALIS L. AND PLANT REGENERATION THE ANALYSIS OF COMBINING ABILITY IN WHEAT CULTIVARS FOR QUALITY AND AGRONOMIC CHARACTERS OBSERVATIONS ON THE DEVELOPMENT OF MICROSPORANGIUM AND THE EMERGENCE OF MALE GAMETOPHYTE IN WATERMELON (CITRULLUS LANATUS) THE VEGETATION OF DA QAIDAM BASIN IN QINGHAI PROVINCE APPROACH TO GROWTH AND PHYSIOLOGICAL CHARACTERS IN OCTAPLOID PANICUM MILIACEUM L. LOCALIZATION OF ACID PHOSPHATASE ACTIVITY DURING DEVELOPMENT OF MEGAGAMETOPHYTE IN WHEAT STUDIES ON MORPHOGENESIS OF ANTHERS IN STRAWBERRY IN VITRO STUDIES ON RELATIONSHIPS AMONG THE GENERA AND PHYLOGENESIS OF THE TRIBE TRITICEAE COMPARISON OF CHEMICAL COMPONENTS OF XIAOYAN WHEAT RAPID INDUCTION OF CAM IN SUDUM SPECTABILE CROSS COMPATIBILITY ANALYSIS OF GOSSYPIUM HIRSUTUM RACE LATIFOLIUM WITH COMMERCIAL VARIETIES RESEARCH ON HOT, DROUGHT RESISTANCE AND CULTIVATION TECHNIQUE OF VIBURNUM PLICATUM F. TOMENTOSUM AND LINDERA MEGAPHYLLA EFFECTS OF MINERAL NUTRITION ON DRY MATTER PRODUCTION AND WATER USE OF SPRINC WHEAT UNDER DIFFERENT SOIL MOISTURE CONDITIONS CLASSIFICATION EVALUATION AND BENIFICIAL ANALYSIS OF LOESS PLATEAU GRASSLAND DISCUSSION OF SYSTEMATIC POSITION OF CHLORANTHACEAE BY LEAF ARCHITECTURE OF PLANTS THE EFFECT OF 4D AND 4R ON THE SYNTHESIS OF THREE KINDS OF ISOZYMES IN WHEAT 中国特有植物海南草珊瑚管状分子的初步研究—草珊瑚属导管存在的例证 DIIVERGENCE OF Ri T-DNA TRANSFORMATS OF CABBAGE THE CHARACTERISTICS OF THE LEAF EPIDERMIs OF ENDEMIC GENUS GYMNOTHECA IN CHINA AND ITS AFFINITE GNERA DURING THE BEGINNING OF THE LIGHT PERIOD PATHWAY OF CO_2 FIXATION IN THE CAM PLANT 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 THE INFLUENCE OF EXTRANEOUS HORMONES ON THE DIFFERENTIATION OF LEAFEXPLANT OF Saintpaulia ionantha Wendi. IN VITRO PLANTLET REGENERATION AND HISTOLOGICAL OBSERVATION IN THE TISSUE CULTURES OF CORCNILLA VARIA Frequency of resistance to Bacillus thuringiensis toxin Cry1Ac in Xinjiang field population of Helicoverpa armigera Phenotypic structure of Phytophthora capsici populations on pepper in Fujian, China Cultural characteristics and pathogenicity of defoliating Veticillium dahliae strains in different cotton-producing provinces of China Identification method and resistance evaluation of Fusarium head blight in barley Isolation and characterization of Fusarium proliferatum from maize ear rot samples Using vertical pointing searchlight trap to monitor the population dynamics of Cnaphalocrocis medinalis Guenée Screening host factors that interact with Cucurbit aphid-borne yellows virus MP using yeast two-hybrid system Effect of the endophytic Bacillus subtilis EBT1 isolated from banana on The comparison of control effect of different methods against Cydia pomonella Contact response of Trichogramma confusum to 13 saturated hydrocarbons from host egg shells and abdominal scales of Plutella xylostella A predication of potential geographical distribution of guava fruit fly, Bactrocera (Bactrocera) correcta (Bezzi) in China Behavioral responses of Dialeurodes citri to leaves and their volatiles of citrus cultivars Effects of temperature on the development and fecundity of experimental population of Rhychophorus ferrugineus Factors of influencing the development of wing dimorphism in the rice white-backed planthopper, Sogatella furcifera Horvth The utilization of crop residues from former rotation to control weeds in direct-seeding rice field Allelopathy of leaves of Parthenium hysterophorus L. on Abutilon theophrasti Medic. and Echinochloa crusgalli Sensitivities of Fusarium oxysporum f.sp.fragariae to four triazole fungicides in major strawberry-growing areas of Shandong Province Genetic analysis and allelism test of three translocation lines from Triticum aestivum-Hayaldia villosa resistance to stripe rust Bioactivity of new compound HIA-1 and its effect on some biochemical indexes of Abutilon theophrasti Mode of action of two candidate strobilurin fungicides against cucumber downy mildew Resistance mechanisms of Spodoptera litura to indoxacarb Quantitative analysis of ecdysteroid in adults and the pre-diapause, diapause and post-diapause larvae of wheat blossom midge, Sitodiplosis mosellana Gehin Biocontrol efficacy of apple tree valsa canker by endophytic actinomycetes Current status on the study of wild bee-pollinators and conservation strategies in China Drug resistance and mechanism between different maize varieties to chlorimuron-ethyl Investigation on virulence of Blumeria graminis f.sp.hordei population and resistance to powdery mildew of barley varieties Analysis on resistance to sheath blight of transgenic rice with extra anti-fungual genes The predatory functional response of Cybocephalus nipponicus Endrdy- Younga to Unaspis yanonensis under different conditions Review of advances and perspectives in Tobacco curly shoot virus/DNAβ disease complex studies Structural resistance in cucumber induced by pathogen Characteristics of asexual spore germination and growth of Ustilaginoidea virens in different media Predation of Orius sauteri nymphs on Frankliniella occidentalis nymphs Food consumption, growth and activity of digestive enzymes of Catantops pinguis Epidemic zones and dispersal routes of wheat stripe rust caused by Puccinia striiformis West. in Sichuan 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 Impact evaluation of transgenic cry1Ab japonica rice on the diversity of intestinal microbial community in the brown planthopper, Nilaparvata lugens using Biolog-Eco method Expression of movement protein gene and antiserum preparation of Potato virus X Taxonomy of antagonistic strain B1 and control effect of tomato gray mould