THE LOCALIZATIONS OF ADENOSlNE TRIPHOSPHATASE AND ACID PHOSPHATASE ACTIVITIES IN ALBUMINOUS CELLS PINUS BUNGEANA AND THEIR RELATIONS TO SEASONS 杜仲胚胎学的研究——Ⅱ.雄配子体的发育 HISTOLOGICAL STUDIES ON THE MORPHOGENESIS OF THE HYPOCOTYL OF CABBAGE IN TISSUE CULTURES 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 OVULE DEVELOPMENT AND CALLOSE DEPOSITION IN RHEUM PALMATUM EFFECT OF DIMETHYL SULFOXIDE ON ULTRASTRUCTUES OF ROOT MERISTEMATIC CELLS OF SECALE CEREALE COMPARISON OF CHEMICAL COMPONENTS OF XIAOYAN WHEAT PROMOTIVE EFFECT OF L-PROLINE ON THE GROWTH OF WHEAT CALLUS 小花草玉梅变态花的形态学研究——I.变态花的形态学观察 CAT CYTOLOGICAL OBSERVATION ON CALLUS PRODUCTION AND EMBRYOGENESIS OF Gossypium hirsutum L. STUDIES ON CHEMICAL COMPONENT OF PINE NEEDLES THE GEOGRAPHICAL DISTRIBUTION AND FLORESTIC CHARAC TERISTICS OF GENERA ENDEMIC SPERMATOPHYTES TO CHINA IN QINLING Scaling-up methodology for alpine grassland coverage monitoring based on Landsat 8 OLI and MODIS remote sensing data: A case study in XiaheSangke grassla Phenotypic structure of Phytophthora capsici populations on pepper in Fujian, China Control efficacy of Bacillus subtilis sf 628 on pear anthracnose The population dynamics of apple Lithocolletis ringoniella in Loess Plateau Using vertical pointing searchlight trap to monitor the population dynamics of Cnaphalocrocis medinalis Guenée Allelopathy mechanism of flowers of Parthenium hysterophorus L. on wheat A predication of potential geographical distribution of guava fruit fly, Bactrocera (Bactrocera) correcta (Bezzi) in China Bioactive evaluation and application of antifungal volatiles generated by five soil bacteria The utilization of crop residues from former rotation to control weeds in direct-seeding rice field Preparation and immunological characteristics of polyclonal antibody of prophenoloxidase from the hemolymph of Ostinia furnacalis Guene larvae Using genetic diversity of wheat varieties for ecological regulation on Sitobion avenae Effect of infestation by the Asian corn borer together with Fusarium verticillioides on corn yield loss Inducement of antibacterial peptide from Ostrinia furnacalis Guenée larvae Characteristics of asexual spore germination and growth of Ustilaginoidea virens in different media Callose deposition in resistant and susceptible rice varieties under Rice stripe virus stress Selectivity and mechanism of Didesmococcus koreanus Borchs on eight host plants Economic threshold and critical period of competition of Flaveria bidentis Effects of sublethal concentration of fenoxycarb and tebufenozide on the development of Ostrinia furnacalis Guenée larvae Resistant difference of indica rice hybrid varieties to rice false smut Effects of abamectin and temperature stresses on free radicals and protective enzyme activities in Tetranychus cinnabarinus Resistances comparison among the transgenic cottons GK22, Sukang103 and their parents to Ostrinia furnacalis Molecular identification and detection of Eucalyptus yellowing and witches-broom phytoplasma in Guangdong Selection of endophytic bacteria for suppression of corn sheath blight caused by Rhizoctonia solani 两种亚致死剂量的农药对亚洲玉米螟化学通讯系统的干扰作用 Studies on numerical characteristics of insect community structure of five stored export agricultural products Chemical identification and field tests of sex pheromone of beet armyworm Spodoptera exigua Resistance of Rhizoctonia cerealis to tebuconazole and the biological characters of tebuconazole-resistant strains Effect of herbicide on the infection on Veronica persica by Colletotrichum gloeosporioides Effects of deltamethrin on chemical communication of male Asian corn borer to sex pheromone under sublethal dosage A COMPARATIVE STUDY ON THE BIOTYPE AND FLIGHT ABILITY OF DIFFERENT GEOGRAPHICAL POPULATIONS OF BROWN PLANTHOPPER IN CHINA THE IMPACT OF DNA MOLECULAR MARKERS ON THE STUDY OF PLANT DISEASE CAUSED BY FUNGI STUDIES ON THE BIOACTIVITY AND PHYSIOLOGICAL REACTION OF THE EXTRACTS FROM MYOPORUM BONTIOIDES AGAINST PIERIS RAPAE THE POPULATION DYNAMICS AND RECOVERY OF RODENT PESTS IN THE AGRICULTURAL ECOLOGICAL SYSTEM IN SICHUAN RESEARCH ON THE PATHOLOGY OF TOBACCO CELLS AFTER INOCULATED WITH ALTERNARIA ALTERNATA AND THE CHEMICAL PREVENTIVE STAGES STUDIES ON ECOLOGICAL CONTROL OF VIRUS DISEASES ON WEIQING RADISH AN EXPLORATION ON THE AETIOLOGICAL AGENT OF TOBACCO WEATHER FLECK STUDY ON THE CONTROL TECHNOLOGY OF RICE BACTERIAL LEAF BLIGHT (XANTHOMONAS ORYZAE) BIOLOGICAL ACTIVITY AND CONTROL TECHNIQUES OF IMIDACLOPRID AGAINST RHOPALOSIPHUM PADI(L. ) INDUCED RESISTANCE TO DOWNY MILDEW OF CUCUMBER BY CHEMICALS STUDIES ON INSECTICIDAL ACTIVITY OF THE ANISE OIL AND ANALYSIS OF ITS COMPONENTS AN ANATOMICAL STUDY ON XEROMORPHIC STRUCTURES OF THE PSAMMOPHYTES IN XINJIANG LONG-TERM CULTURE AND CHROMOSOME VARIATIONS OF EMBRYOGENIC CALLI IN MAIZE 长芒草草原群落种群空间格局的研究Ⅲ.集聚强度和规模及其生态成因分析 STUDY ON GEOGRAPHICAL DISTRIBUTION AND FLORA CHARACTERISTIC OF SUBFAMILIES ALSINOIDEAE AND PARONYCHIOIDEAE IN XINJIANG STUDIES ON NUMERICAL CLASSIFICATION OF ROSE CULTIVARS The Fine Scale Spatial Heterogeneity of Soil Physical Properties in a Primary Tropical Montane Rainforest of Jianfengling, Hainan Island, China Genetic Diversity and Population Structure of Quercus serrata var.brevipetiolata Revealed by nSSR Markers STUDY ON THE BENEFIT EVALUATION METHOD OF RICE IPM Study on the Germination and Plant Regeneration of Lolium perenne Physiological Responses of Iris to NaHCO3 Stress Comparative Studies on the Anatomical Structures of Leave of 3 Species in Saussurea Morphological and RAPD genetic differentiation of Stipa krylovii in middle and eastern Inner Mongolia steppe Studies on callus induction and multiplication of Glechoma longituba (Nakai) Kupr. The distribution pattern and ecological adaptation of Caragana sibirica Fabr. Effects of Biomagnetic Effect on the Bioactive Metabolite Production in Fruiting Body of Cordyceps militaris Extraction of Total Flavonoids from Peony Episperm and ABTS Radical Scavenging Activity Induction of Defensive Enzymes in Leaves of Rosa rugosa ‘plena’ by Mechanical Wounding Micromorphological Features of Epidermis of 20 Species Ferns from Yunnan Taxonomic Status of Cephalotaxus alpina(Li) L.K.Fu(Cephalotaxaceae) in the Views of Morphological Characteristics of Seeds and Leaves Total Nitrogen Concentration and Pedogenic Function of Bryophyte Crust in Typical Vegetations in Upstream of Chishui River Ultrasonic-assisted Extraction of Polysaccharide from Eucommia ulmoides and Evaluation of its Antioxidant Activity Critical Cis-acting Element in the Promoter of the Stress-tolerant Gene AtRPK1 Relationships Between Stand Spatial Structure Characteristics and Influencing Factors of Broad-leaved Korean Pine(Pinus koraiensis) Forest in Liangshui Nature Reserve,Northeast China Observation of Cremocarp Development of Chuanminshen violaceum(Apiaceae) Comparison of Species Composition and Diversity of Four Successional Forest Communities in Zhejiang Province,East China Synopsis of Technical Standards for Collecting Seeds from Wild Plants