Further Studies on the Effects of Space Flight on Carthamus tinctorius L Effects of Pb on growth, heavy metals accumulation and chloroplast ultrastructure of Iris lactea var. Chinensis ULTRASTRUCTURAL TYPE OF NUCLEOLUS IN ROOT MERISTEMATIC CELLS OF CUCUMIS SATIVUS L. AND ITS CHANGES UNDER BORON DEFICIENCY THE ULTRASTRUCTURAL CHANGES INDUCED BY COLCHICINE IN MERISTEMATIC CELLS OF WHEAT ROOT POLLEN WALL ULTRASTRUCTURES OF THE SUBTRIBE TUSSILAGININAE (ASTERACEAE: SENECIONEAE) OF THE EASTERN ASIA AND THEIR SYSTEMATIC AND TAXONOMIC SIGNIFICANCE Effects of Glycerol on the Fluorescence Spectra and Chloroplast Ultrastructure of Phaeodactylum tricornutum, (Bacillariophyta) Effects of Irradiance and Temperature on the Photosynthesis and Vegetative Propagation of Caulerpa serrulata Effects of kinetin and succinic acid seed dressing on the ultrastructure of chloroplasts and chlorophyll fluorescence parameters in aging process of maize Ultrastructure of Phloem and the Flesh Sink-cells during Fruit Development of Lycium barbarum Observations on the Ultrastructure of the Root Nodules and Its Endophyte of Elaeagnus mollis Diels A Comparative study on pollen exine ultrastructure of Nothofagus and the other genera of Fagaceae On the Pollen Morphology and Systematic Position of Trigonobalanus doichangensis Effect of doubled CO2 and O3 concentration and their interactions on ultrastructure of soybean chloroplast Manganese stress on morphological structures of leaf and ultrastructures of chloroplast of a manganese hyperaccumulator, Phytolacca americana A new type of insect trap and its trapping effect on Cyrtotrachelus buqueti Response of anatomical structure and photosynthetic characteristics to low light stress in leaves of different maize genotypes Photosynthetic physiological response of two Miscanthus floridulus populations to Cd stress EFFECT OF X-AND γ-IRRADIATION ON THE ULTRASTRUCTURE OF Haematococcus pluvialis THE EFFECTS OF γ-RAY IRRADIATION ON THE CELLULAR AND SUBCELLULAR STRUCTURES OF APICAL MERISTEM IN GARLIC(Allium sativum) AND ONION (Allium cepal) Inhibition of cantharidin and demethylcantharidin to seven phytopathogenic fungi Lesion types and cell ultrastructure on excised leaf caused by Bipolaris sorokiniana in wheat and its related species Cytological studies of effects of tebuconazole on infection process of Fusarium graminearum on wheat spikes A TAXONOMIC STUDY ON THE GENUS CNIDIUM IN CHINA STRUCTURE AND ULTRASTRUCTURE STUDIES OF THE FLORAL NECTARY IN Codonopsis pilosula Nannf ELECTRON MICROSCOPIC OBSERVATION ON A KIND OF CYTOPLASMIC INCLUSION IN THE INFECTED CELLS OF SOYBEAN ROOT NODULES EFFECT OF CYTOCHALASIN B ON DIVISION AND ULTRASTRUCTURES OF ROOT MERISTEMATIC CELLS OF ONION BULES THE ANALYSIS OF ULTRASTRUCTURE OF PHOTOSYNTHETIC MEMBRANE ON CREMAVTHODIUM DISCOIDEUM ANDACONITUM TANGUTCUM IN ALPINE PLANT Cytological Observation on Healing Responses in Grafting of Carya cathayensis Study on Peroxidase and Esterase Isoenzymes and the Ultrastructure of the Space Induced Mutant Leaves of Sainfoin(Onobrychis viciaefolia Scop.) ULTRASTRUCTURE AND PATHOGENICITY OF A MICROSPORIDIAN FROM LOCUST IN CHINA Ultrastructure of Central Cell before and after Fertilization in Sugar Beet (Beta vulgaris) Ultrastructure and subcellular distributions of arsenic and calcium in Pteris vittata L. Effects of molybdenum application on fatty acids and mesophyll cell ultrastructure of winter wheat leaves Ultracytochemical Localization of ATP􀀁ase Activity in The Cells of Jas􀀁minum Sambac L. Seedlings and Its Relation to Chilling Tolerance Ultrastructural Changes after Space Flight in Platycodon grandiflorum (Jacq.) DC. AN ULTRASTRUCTURAL STUDY ON CELLS WITHIN MERISTEMATIC REGIONS IN CALLUS CULTURES OF STEVIA REBAUDIANA ON DIFFERENTIATING MEDIUM Effects of Drought Stress on Ultrastructure and Stress Physiology of Nostoc flagelliforme Studies on the Histology and Ultrastructure of the Initiation of Rhizoids and Protocorm-like Bodies(PLBs)Induced from the Leaf Explants of Rosa canina Effect of Exogenous SA Pretreatment on the Ultrastructure of Flower Cells in Apricot Under Chilling Stress ULTRASTRUCTURE OF SPERMATOZOA IN FOUR SPECIES OF MATSUCOCCUS Studies on photosynthesis of sweet potato under the stress of sweet potato scab Pollen Morphology of Microula Benth. and Allied Genera (Boraginaceae) Ultrastructure studies on four newly recorded species of Chrysochromulina (Haptophyta) in China Effects of Nocturnal Low Temperature on Photosynthetic Characteristics of Eucalyptus urophylla and E. dunnii Ultrastructural Studies of the Infection Threads in Onobrychis viciaefolia Root Nodules Ultrastructure of in vitro Stem Apex of Kivi in Cryopreservation Difference of Ultrastructure and Photosynthetic Characteristics between Lanceolate and Broad-ovate Leaves in Populus euphratica Initiation and Development of Resin Ducts in Major Organs of Pinus massoniana Effect of Water Stress on Ultrastructures of Chloroplast and Mitochondria and Photosynthesis in Six Gramineous Grass Species Changes of Lipid Peroxidation, Reasterification of Phosphatide and Ultrastructure of Membrane in Leaf Cells of Maize under Soil Drought Condition The Effect of B9 on the ATPase Acitivity and the Transport of Photosynthate in Peanut Leaf A Simple and Rapid Cryo-sectioning Method in Plant Tissue Effects of Pure Oxygen on Browning in Litchi Fruit and Changes in Ultrastructure of Peel Tissue during Storage Observa tion on Ultra structure of Sclerotesta and Endotesta from NormalSeeds and Epiphyllous Seeds of Ginkgo biloba var. epiphylla Mak Effects of Exogenous Hydrogen Peroxide on Ultra structure of Chloroplastsand Activities of Antioxidant Enzymes in Greenhouse-ecotype CucumberUnder Drought Stress Effects of 1-methylcyclopropene on Postharvest Physiology and Cell Ultrastructure of Pollination-constant and Non-astringent Persimmon DuringStorage Response of Anatomical Structure and Photosynthetic Characteristics to Low Light in Leaves of Capsicum Seedlings Observation of Chloroplast Ultrastructure of Zebra Leaf in Rice Mutant b411 RELATIONSHIP BETWEEN ULTRASTRUCTURE OF WHEAT MESOPHYLL CELL UNDER WATER STRESS AND DROUGHT-RESISTANCE TRANSMTTING TISSUE AND POLLEN TUBE GROWTH IN LIRIODENDRON L. Research on cytology and ultrastructure of oogenesis in Hemifusus ternatanus Study on irradiation damage of brain cells of Chinemys reevesii THE ULTRASTRUCTURE OF CHLOROPLASTS IN Stevia rebaudiana Bertoni LEAVES AT DIFFERENT LAYERS AND CHANGES OF STEVIOSIDE CONTENT INFLUENCE OF CALLUS IRRADIATION WITH ~(60)CoγRAYS ON THE CELL ULTRASTRUCTURE OF WHEAT INFLUENCE OF γ-IRRADIATION ON DRYING OF SLICE POTATO THE STUDY ON THE ULTRASTRUCTURE OF SOME PHENOL DEGRADING STRAINS Biological Effects on Tissue Culture Plants of Pseudosasa japonica Induced by 137Cs-γ rays Irradiation Ultrastructural Study on the Rhizobia in Alhagi sparsifolia Catalpol Histochemistry and Ultrastructure in Tuberous Roots of Rehmannia glutinosa f.huechingensis Comparison of Leaf Ultrastructures of Oryza Plants in China Study of ultrastructure of Phragmites communis mesophyll cell under salt stress Ultrastructural studies of microsporogenesis and development of male gametophyte in Paeonia suffruticosa Alterations in leaf cellular ultrastructure of two winter-lawn grasses species subjected to high temperature and soil drought stress Observations on the Structure of Chlorophytum comosum Roots Under Soiland Water Culture Observations on the Structure of Chlorophytum comosum Roots Under Soiland Water Culture Effects of Exogenous Hydrogen Peroxide on Ultra structure of Chloroplastsand Activities of Antioxidant Enzymes in Greenhouse-ecotype CucumberUnder Drought Stress Comparison of Leaf Structure and Chloroplast Ultrastructure BetweenColumnar and Standard Apples Changes in the Cell Ultrastructure and Calcium Distribution During Tomato Pedicel Abscission Vegetative Storage Proteins in Meliaceae Ultrastructure in Microspore Abortion of Genic Male Sterile Line in Sesame (Sesamum indicum L.)