Effect of enhanced UV-B radiation on photosynthetic structure and photosynthetic characteristics of Mentha piperita Comparative study on leaf ultrastructure in varieties of Chrysanthemum morifolium Influence of Vitrifying Cryopreservation Conditions on Cell Viability and Ultrastructure of Cercidiphyllum japonicum Normal Buds Ultrastructure of Tissues Accumulating Gypenosides in Vegetative Organs of Gynostemma pentaphyllum THE ULTRASTRUCTURALSTUDY ON CELLULARIZATION OF ENDOSPERM IN COIX LACRYMA-JOBI L. THE ULTRASTRUCTURAL OBSERVATION OF WHEAT SALT TOLERANCE CELL LINES OF CALLI STUDIES ON ULTRASTRUCTURE OF ACHENE EPIDERMIS AND ITS TAXONOMIC IMPLICATIONS TO CAREX (CYPERACEAE) NITROGEN FIXING ROOT NODULES AND ITS FRANKIA ENDOPHYTE OF HIPPOPHAE RHAMNOIDES L. STUDIES ON THE DEVELOPMENT OF THE FLORAL NECTARIES OF NYMPHOIDES PELTATUM (GMEL.) O.KUNTZ ULTRASTRUCTURAL AND CYTOCHEMICAL LOCALIZATION OF ATPase ACTIVITY STUDIES OF EMBRYONIC CELL DIFFERENTIATION IN LYCIUM BARBARUM L STUCIES ON THE ULTRASTRUCTURE AND MECHANISM OF NECTAR SECRETION IN FLORAL NECTARIES OF BRASSICA CAMPESTRIS LINN. AT DIFFERENT DEVELOPMENTAL STAGES STUDIES ON THE MORPHOLOGY AND THE ULTRASTRUCTURE OF THEMATURE FLORAL NECTARY OF NYMPHOIDES PELTATUM (GMEL) O. KUNTZ DURING THE NECTAR SECRETARY PERIOD Pollen Morphology of Morus atropurpurea with Different Ploidies Application of Electron Microscopy Technology in the Research of Plant Diseases Evidence of Ultrastructure and Physiology of F-actin as Component of Plasmodesmata Comparison of Photosynthetic Adaptability Between Kobresia humilis and Polygonum viviparum on Qinghai Plateau Effect of INA bacteria on pulp cell ultrastructure of young loquat fruit OBSERVATION ON POLLEN GRAIN OF SWEET PEPPER (Capsicum annuum L.) OFFSPRINGS AFTER space mutation Histopathology and ultrastructure of wheat in expression of high-temperature resistance to stripe rust Effects of Mentha piperita Extracts on Activities of Several Enzymes of Tetranychus cinnabarinus Photosynthetic Performance and Variation in Leaf Anatomic Structure of Betula microphylla var. paludosa under Different Saline Conditions 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 Nuclear Ultrastructural Changes of Infected Cell during the Development of Root Nodules Effect of Space Flight on Ultrastructure in Medicinal PlantDatura innoxia Mill. Further Studies on the Effects of Space Flight on Carthamus tinctorius L Ultrastructural Evidence for the Origination of Rubber Particles in Rubber Tree(Hevea brasiliensis) Nodule Histology and Ultrastructure of Ammopiptanthus mongolicus and Subcellular Localization of Glycoprotein in Nodules 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 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 brassinolide on the leaf mitochondria and chloroplast ultrastructure and photosynthesis of cucumber seedlings under hypoxia stress. THE GROWTH AND DIFFERENTIATION OF CALLUS CULTURES OF STERIA REBAUDIANA IN RELATION TO THE STEVIOSIDE ACCUMULATION Destruction Characteristics of Hypodermal Cells in Citrus grandis ‘Guanximiyou’ Infected by Phyllosticta citriasiana and Pathogenic Mechanism Effect of Photosynthetic Pigments,Diurnal Changes of Fluorescence and Ultrastructure in Fast Growing Period of Flue-cured Tobacco to Molybdenum Deficiency Study on Changes of Plasmid Ultrastructure and Starch Metabolism during Fruit Development of Lycium barbarum L. Ultrastructure of Pollen and Observation on Pollen Tube Growth in Cypripedium japonicum Chlorophyll Fluorescence Parameters and Ultrastructure in Amur Grape(Vitis amurensis Rupr.) under Salt Stress Ultrastructure Study of the Interaction Process between Alternaria mali and Host Leaves Development of Gametophyte and Oogenesis in the Fern Coniogramme emeiensis Ultrastructure of Calli Cells of Poplar Exposed to Toxin Produced by Dothiorella gregaria Studies on the Main Nitrogen Assimilation Enzymes Activities and Nodule Cell Ultrastructure in the Nodule of Alnus cremastogyne Effect of Ice Nucleation Active Bacteria on the Ultrastructure of Apricot VarietiesOvule Effect of Heat Stress on Chloroplast Ultrastructure Changes in Mesophyll Cell of Tomato Studies of Ultrastructure on the M orphological Character on Ginkgo Pollen Ultrastructure and Photosynthetic Characters of Leaf Chloroplast in GlabrousCucumber Ultrastructure and Photosynthetic Characters of Leaf Chloroplast in GlabrousCucumber Ultrastructure of Central Cell before and after Fertilization in Sugar Beet (Beta vulgaris) An Ultrastructural Study of the Spermatogenesis of the Fern Pteris fauriei (Pteridaceae) 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 Ultrastructure of Megagametophyte during the Development Period in Suger Beet(Beta vulgaris L.) Observation of Chloroplast Ultrastructure of Zebra Leaf in Rice Mutant b411 Ultrastructural Observations on the Formation of Spore Ornamentation in Asplenium sarelii Comparative Study on the Bisexual Flower and Unisexual Male Flower of Xanthoceras sorbifolia Bunge Study on the stem cell structure alteration of sweet potato varieties with different resistance to Fusarium wilt Pollen Morphology of Plumbaginaceae in China Studies on Pollen Morphology of Podocarpaceae from China Effect of Low Temperature During lmbibition on Ultrastructure in Hypocotyls Studies on the Relation Between the Ultrastructure of Secretory Cells and Their Synthesis and Secretion of Lacquer in Laticiferous Canals of Rhus verniciflus The Ultrastructural Feature and Distribution of Microbodies in Mature Embryo Cells of Pinus bungeana Ultrastructural Changes of the Nucleolus During Cell Cycle in Triticum aestivum Intranuclear Inclusions in Leaf Mesophyll Cells of Davidia involucrata Studies on the Development of Glandular Hairs in Nymphoides peltatum and the Ultrastructure During Their Secretory P Early Development and Ultrastructure of the Major Veins and Their Sheath Tissues in the Maize Leaves Ultrastructural and Cytochemical Study on Mature Pollen of Pinus tabulaeformis Ultrastructural Studies on the Secretory Cavity Development and Essential Oil Accumulation in the Fruits of Evodia rutaecarpa Ultrastructure of Phloem and Its Surrounding Parenchyma Cells in the Developing Apple Fruit Pollen Morphology and Exine Ultrastructure of Genus Cordia in Boraginaceae in China Electron Microscopic Studies on the Silver-stained Nucleolar Cycle of Physarum polycephalum Effect of doubled CO2 and O3 concentration and their interactions on ultrastructure of soybean chloroplast 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) Effects of pH and N forms on the distribution of Ca2+ in wheat root Effect of calcium on development and cell ultrastructure of apple fruit Effect of Low Light Stress on Physiological Characteristics and Ultrastructure of Rhododendron hybridum Leaves