EFFECTS OF Pb POLLUTION ON PHOTOSYNTHETIC CHARACTERISTICS, QUALITY, AND YIELD OF TOBACCO LEAVES QUANTITATIVE CHARACTERISTICS OF TWO POPULATIONS OF SLADENIA CELASTRIFOLIA UNDER DIFFERENT LEVELS OF HUMAN DISTURBANCE ACCUMULATION DYNAMICS OF PROTEIN AND STARCH COMPONENTS IN GRAIN OF TWO WINTER WHEAT CULTIVARS WITH DIFFERENT CANOPY TEMPERATURE CHARACTERISTICS DURING THE FILLING STAGE COMPARATIVE STUDIES OF PHOTOSYNTHETIC CHARACTERISTICS IN TYPICAL ALPINE PLANTS OF THE QINGHAI_TIBET PLATEAU Effects of Varying Amounts of Oil Spillage on Grassland Community of Abandoned Cropland in Loess Hilly Region A Freliminary Study of the Effects of Deferred Spring Grazing on the Pasture Vegetation A Preliminary Study on the Population Variation of Stipa krylovii Effects of Fertilizer Applications on the Seed Germination of Elymus sibiricus and Agropyron desertorum Preparation and characterization of self-microemulsifying oral fast dissolving films of total ginkgo flavonoid Analysis on physiological and biochemical characteristics of bolting Angelica sinensis plant Advances in studies on biochemical characteristics and photosynthesis process of Dendrobium huoshanense Regional characteristic analysis of alkaloids and chlorogenic acid in wild Phellodendri Amurensis Cortex On Chinese medicine quality precision in expectation Effects of different K fertilizer and water level on growth and physiological characteristics of Isatis indigotica Micromorphological characters of leaf abaxial epidermis for 30 species of Rhododendron (Ericaceae)from Guizhou Province Analyses to Some Characters of Growth and Development for Wheats Under Ecological Conditions in Lasa Studies on the Biological Characteristics of Echinochola crusgalli and its Control Methods The Characteristics of Energy in the Formative Process of Net Primary Productivity of Larch Artificial Forest Ecosystem VEGETATION COVER CHANGES OVER TIME AND ITS EFFECTS ON RESISTANCE TO WIND EROSION DIFFERENT CHARACTERISTICS OF PHOTOSYNTHESIS IN STEMS AND LEAVES OF MIKANIA MICRANTH REVIEW OF ADVANCES IN ECOLOGY OF SEED MASS Seasonal differences in leaf carbon isotope composition among landscaping species of different life forms in Beijing, China Influence of leaf size of plant on leaf transpiration and temperature in arid regions Responses of photosynthetic characteristics to low temperature stress and recovery treatment in cotton seedling leaves Photosynthesis Characteristic, Yield and Fiber Quality of Insect-resistant Hybrid Cotton with Different Potassium Application Types Effects of Sulphur Application on Characteristics of Grain Filling and Grain Yield of Winter Wheat Cultivar ‘Yumai 50‘ Effects of Seed-soaking with Exogenous Ca2+ on Seed Germination and Seedling Growth and Biochemical Characteristics of Trifolium pratense under Cd2+ Stress Physiological and Biochemical Characteristics of Rice Seedling Inoculated with Sturdy-seeding Agent in Low-phosphorus Soil Review of Reproductive Characters in Ginkgo and Cycads Effect of Nitrate with Seawater Stresses on Photosynthetic Characteristics and Ionic Content in Catharanthus roseus Seedlings Effects of Different Grazing Intensities on Growth of Potentilla anserina Clones Effects of NaCl Stress on the Contents of the Substances Regulating Membrane Lipid Oxidation and Osmosis and Photosynthetic Characteristics of Grafted Cucumber Pteridophyte Flora in Xiaoqinling Mountain Nature Reserve of Henan Province Effects of Sulphur and Nitrogen Combined Application on Kernel-Starch Characteristics in Wheat Varieties with Weak Gluten Photosynthetic Characteristics of Six Plant Species in Quercus aliena var. acuteserrata Community at Huoditang Forest Region of Qinling Mountains Effects of Moisture-retaining Irrigation on Yield Composition and Physiological Characters of Winter Wheat in Canal Irrigation Region Pteridophytes Floristic Phytogeography in Mt. Ailaoshan Nature Reserve of Yunnan, China Evaluation on yield and quality characteristics of alfalfa varieties Effects of soil water stress on contents of chlorophyll,soluble sugar,starch,C/N of two desert plants (Cynanchum komarovii and Glycyrrhiza uralensis) Studies on stomatal length,width,density and their correlation of 3rd leaf in rice with BADH cDNA A floristic study on seed plants in the upper reaches of Minjiang river Studies on the characteristics of Caragana root development and some relevant physiology The effect of continuous cropping year on physiological characteristics of cucumber in sunlight greenhouse Effects of various practice measures agronomic and quality characters of winter wheat "Henong 341" Study on restoration strategies, characteristics and status of degenerated artificial Haloxylon ammodendron communities at the edge of Minqin oasis The clonal growing characteristic in the stoloniferous herb,Potentilla anserina The vegetative characteristics and ecotone effect of Zhifanggou watershed in Loess Hilly Region Study on the numericaltaxonomy of genus Calligonum from China 干旱沙区46种木本植物的物候研究——以民勤沙生植物园栽培植物为例 多子房性状应用于杂种小麦的研究Ⅰ.多子房性状基因和细胞质效应 STUDIES ON DIFFERENCE OF PHYSIOLOGY OF DIFFERENT MAIZE SEEDS WHICH HAVE BEEN STORAGED FOR TEN YEARS IN NORMAL ATMOSPHERIC TEMPERATURE Biological Characteristics of Storage Pest Plodia interpunctella of Masson Pine Pollen The Study on Serology of Cyloplasmic Polyhedrosis Virus from Thosea postornata Species Composition and Regeneration Characteristics of Main Woody Plant Seedlings in a Pine-oak Mixed Forest in Qinling Mountains Effects of Postponing Nitrogen Application on Grain Filling Characteristics and Yield Components of Winter Wheat Suffered Waterlogging after Anthesis Photosynthetic Characteristics of Limonium bicolor under Salt Stress Seedlings’ Photosynthetic Characteristics of Sweet Potato under Exogenous Chlorine Stress Water Physiological Response of Seedling in Taklimakan Desert Highway Shelterbelt to Drought Stress Photosynthesis Physiological Characteristics of Dalbergia odorifera Seedlings under Drought Stress Distribution and Community Characteristics of Invasive Xanthium spinosum in Xinjiang Fruit Morphological Variation of Natural Populations in Phyllanthus emblica Accumulation Characteristics of Two Ecotypes Sonchus asper (L.) Hill. To Cd Floristic analysis of seed plants in Ziwuling Forest Region Observation of almond-apricot growth characteristics in Loess Hilly and Gully Region of northern Shaanxi Effects of water and nitrogen application on photosynthetic characteristics and yield of winter wheat in the late growing and developing period The growing character of sugar beet leaf and its effect on yield and sugar content in beet root in Loess plateau Studies on the change of ABA content and respiratory non-climactic character after harvest in grape and fresh Jujube Studies on quality characters of some commercial wheats from northern wheat-growing areas of China Study on geographical distrbution characteristic of phytoplankton in the Heihe valley Studies on the aquatic vascular plant communities and ecological characteristics in Heihe valley The floristic characteristics in the source area of Changjiang (Yangtze) River A STUDY OF PHYSIOLOGICAL AND BIOCHEMICAL CHARACTERS IN SEEDLINGS OF MAIZE UNDER WILTING The characteristics of the woody plants flora in Bailongjiang Watershed STUDIES ON THE MORPHOLOGICAL CHARACTERS AND PEROXIDE ISOENZYMES OF THE 5 AUSTRALIAN WILD SPECIES OF GOSSYPIUM PRELIMINARY STUDY OF BIOLOGICAL EFFECTION OF MAIZE SOAKED IN THE MAGNETIZED WATER A STUDY ON ANATOMICAL CHARACTERISTICS OF LEAVES AND STEMS OF FIVE ALPINE PLANTS USED FOR TIBETAN MEDICINE IN QINGHAI-TIBETAN PLATEAU PHARMACOGNOSTICAL STUDY AND DETERMINATION OF COMMON METAL ELEMENTS ON THE ROOTS OF TONGOLOA SILAIFOLIA(DE BOISS)WOLFF THE ANALYSIS OF COMBINING ABILITY IN WHEAT CULTIVARS FOR QUALITY AND AGRONOMIC CHARACTERS APPROACH TO GROWTH AND PHYSIOLOGICAL CHARACTERS IN OCTAPLOID PANICUM MILIACEUM L. THE CHARACTERISTICS OF THE LEAF EPIDERMIs OF ENDEMIC GENUS GYMNOTHECA IN CHINA AND ITS AFFINITE GNERA