PRELIMINARY STUDY ON WOOD PROPERTIES VARIATION OF LOBLOLLY PINE Wood Anatomy of Thuja sutchuenensis Endemic to China Pharmacognostical Studies on the Chinese Drug Guanzhong Produced in Middle-South China Survival Rate and Growth Characteristics of Elaeagnus angustifolia Shelterbelts under the Different Drip Irrigation Frequency in the Lower Reaches of Tarim River Comparison of Germination Strategies of Artemisia ordosica with Its Two Congeners from Deserts of China and Israel Ecological security assessment for the oases in the middle and lower Heiher River Land use/cover changes and its landscape ecological effects in the middle western Hexi Corridor:A case study of Suzhou oases Thermal tolerance, body temperature,and thermal dependence of locomotor performance of hatchling red-eared slider turtles,Trachemys scripta elegans Analysis on the changing condition and the evolutive scene of the ecology-production-living carrying capacity in arid area:A case study in Yuli District in the Lower Reaches of Tarim River THE PRELIMINARY STUDY ON THE MICROMORPHOLOGICAL FEATURES OF ACHENE SURFACES OF SAUSSUREA Response of the Species Diversity of Desert Riparian Forest to the Changes of Groundwater Depth in Middle Reaches of Tarim River Study on the Sporophytic Morphology of Five Species of Pteris L. Larvae Population Dynamics of Cyrtatrachelus buqueti and the Forecasting Models with Climate Factors Influence of Climate Factors on Wood Cell Structure Surface Properties of Bleached and Heat Treated Bamboo Acaricidal Activities of Polygonum aviculare Extracts against Tetranychus cinnabarinus and Their Effects on Enzyme Activities in the Mite Effect of DACHENGQITANG* on phosphodiesterase in enteral smooth muscle cell in rats RESEARCH ON THE TRACHEOPHYTA FLORA IN NATURE RESERVE OF WULIN MOUNTAIN STUDIES ON THE DISTRIBUTION AND DIFFERENTIATiOM OF WILLOWS (SALIX) IN QINLING MOUNTAIN OBSERVATIONS ON SOME SPECIES OF TRACHELOMONAS FROM HARBIN WITH SEM Comparative Study of Tracheary Elements in Peranemaceae from China The relationship between morphological structure of tubular florets and achene of sunflower and host plant selection of European sunflower moth Effects of Space Flight on Medicinal Plant Agastache rugosa (Fisch.et Mey.) O. Ktze. Studies on the Mechanism of the Anthesis of Rice Influence of Trampling Stress on Chlorophyll Fluorescence Characteristics in Four Species of Landscape Ground Covers Effect of Acorn Burying Depth on Germination, Seedling Emergence and Development of Quercus aliena var. acuteserrata Characristics of Species Diversity of Plant Communities in the Upper Reaches of Bailong River Seed Germination in Artemisia sphaerocephala I. the Structure and Function of the Mucilaginous Achene Efficient multiple planting system in sandy soil along the lower reaches of Yangtze River in Jiangsu Eco-agricultural construction at dry valley in the upper reaches of the Minjiang River Soil physical properties of different hedgerow systems in upper reaches of Yangtze River. Analysis of the aboveground biomass and spatial distribution of shrubs in the lower reaches of Tarim River,Xinjiang, China Changes of wetland landscape pattern in the middle and lower reaches of theTarim River Ecological water requirements of vegetation in the middle reaches of Heihe River A Study on the Genetic Variation in the Mechanical Properties of Single Tracheids of Japanese Larix Genetic Analysis and Gene Mapping of Rind and Flesh Color of Cucurbita maxima The Probability Distribution and Sampling Simulation of the Tracheid Length in Masson Pine Establishment and Influencing Factors of in vitro Culture System for Tracheary Elements Differentiation CRITICAL NOTES ON CHINESE ORCHID HISTORY FROM THE SPRING AND AUTUMN PERIOD TO THE SONG DYNASTY COMPARATIVE RESEARCH ON GROWTH AND WOOD PROPERTIES BETWEEN ROTTEN POPLAR TREE AND NORMAL ONE ON FLOOD BEACHES ALONG YANGTZER RIVER Influence of Exogenous Nitric Oxide on Senescence in Detached Leaves of Shibataea chinensis Effects of xanthone on intracerebral amino acid and AchE activity of ischemia reperfusion mouse Effects of Rhiz oma Corydalis Decumbentis on learning and memoryability and brain acetylcholinesterase activity in mice Chemical constituents from Euphorbia stracheyi Advances in studies on chemical constituents of Huperzia serrata and their pharmacological effects Quantitative analysis of three active constituents in crude drug of Cistanche deserticola influenced by different factors 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 STUDIES ON THE DETACHED-LEAF METHOD FOR TESTING RESISTANCE OF WHEAT TO POWERY MILDEW (ERYSIPHE GRAMINIS TRITICI) On the Genus Athyrium Ser. Epiraches Ching et Y. T. Hsieh ex Y. T. Hsieh New Observations on Drepanophycus spinaeformis from the Lower Devonian of Guizhou, China On the Current Classification System of Paleozoic Seeds Approaches for assessing forest ecosystem health Spatial variation of water requirement for spring wheat in the middle reaches of Heihe River basin The effect of terpinen-4-ol on several enzymes in housefly,Musca domestica THE APPLICATION OF DETACHED-LEAF BIOASSAY FOR EVALUATING THE RESISTANCE OF Bt TRANSGENIC RICE TO STEM BORERS Effects of Chlorpyrifos on Food Utilization and Detoxifying Enzymes and Acetylcholinesterase of Lymantria dispar Variation Analysis of Tracheid Characteristics and Microfibril Angle Among Species and Hybrids of Larix spp. Advances in the Research on Returning Farmland to Forestry or Pasture in China and the General Approaches Studies on Artificial Induction and Threshold Temperatures of Apple FruitSunburn Hydrological Benefit of Litter of Five Forest Types in Severe Degraded Areas of Upper Reaches of Jialing River Multi-center clinical trial of Xiao‘er Feire Kechuan Granule on acute inflammation of pharynx and trachea with syndrome of pedo-anemopyretic cold with phlegm In vivo pharmacokinetic study on several active components of Dachengqi Decoction in rats by UPLC-MS/MS Chemical constituents from stem bark of Daphne giraldii Action of Chinese Arborvitae Top Tender Leaves (Platycladus orientalis) on Smooth Muscle of Guinea Pig Trachea Effect of 3,4-Dihydroxyacetophenone on Isolated Guine a-Pig Trachea and Its Mechanism of Action Studies on the Quality Standard of Dachengqitang Granule Photosynthesis of Populus Euphratica olive and its response to CO2 concentration and high temperature in arid environment Effect of excessive Fe2+ on root border cells in vitro of rice Using RAPD markers to detect the population genetic structure of Pseudotaxus chienii (Taxaceae), an endangered and endemic conifer in China A Theoretical Approach to Integration Principles of Ecological Restoration Engineering Triterpenoids from canes with leaves of Trachelospermum jasminoides Preliminary Study of Moss Flora in the Upper Reaches of Luanhe River Spatial Distribution Pattern of Populus euphratica Populations in the Lower Reaches of Tarim River A floristic study on seed plants in the upper reaches of Minjiang river Effect of triadimefon on membrane system in detached cucumber cotyledons Comparative Studies on Woods of Three Species of Normal and Dwarf Trees Allelopathy and its application in poplar-corps system Study on the Quantitative Change of Anthraquinonoids of Rhei in the Preparation of Dachengqi Supplementary description of achenes of seven species in Elatostema(Urticaceae) THE EFFECT OF TEMPERATURE ON ISOZYMIC ACTIVITY IN FISH