PHARMACOGNOSTICAL STUDY AND DETERMINATION OF COMMON METAL ELEMENTS ON THE ROOTS OF TONGOLOA SILAIFOLIA(DE BOISS)WOLFF THE LOCALIZATIONS OF ADENOSlNE TRIPHOSPHATASE AND ACID PHOSPHATASE ACTIVITIES IN ALBUMINOUS CELLS PINUS BUNGEANA AND THEIR RELATIONS TO SEASONS COMPARISON OF CHEMICAL COMPONENTS OF XIAOYAN WHEAT STUDIES ON CHEMICAL COMPONENT OF PINE NEEDLES Allelopathy mechanism of flowers of Parthenium hysterophorus L. on wheat Selectivity and mechanism of Didesmococcus koreanus Borchs on eight host plants 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 Chemical identification and field tests of sex pheromone of beet armyworm Spodoptera exigua Effect of herbicide on the infection on Veronica persica by Colletotrichum gloeosporioides RESEARCH ON THE PATHOLOGY OF TOBACCO CELLS AFTER INOCULATED WITH ALTERNARIA ALTERNATA AND THE CHEMICAL PREVENTIVE STAGES INDUCED RESISTANCE TO DOWNY MILDEW OF CUCUMBER BY CHEMICALS STUDIES ON INSECTICIDAL ACTIVITY OF THE ANISE OIL AND ANALYSIS OF ITS COMPONENTS Comparative Studies on the Anatomical Structures of Leave of 3 Species in Saussurea Taxonomic history and identity of Musa dasycarpa, M. velutina and M. assamica (Musaceae) in Southeast Asia Ecosystem health assessment of the petrochemical sewage waters in Daya Bay Chemical characteristics of PM2.5 in Beijing Decomposition characteristics of leaf litter and fine roots of Erythrophleum fordii and Castanopsis hystrix in subtropical China Correlation on plant diversity indices and soil physical and chemical indicators of karst natural forest, Southern Guizhou Province, China Culture-dependent and culture-independent approaches for studying airborne microbial diversity Plant diversity and soil physical-chemical properties in karst rocky desertification ecosystem of Guizhou, China A Study on the Degradation Capacity of Several Non-model White-rot Fungi Trends and Prospect of Basic Research on Root and Tuber Crops #br#in China The Research on the Influence of Trewia nudiflora Seed Chemical Components on Its Endophyte Studies on Diversity of Sponges-associated Fungi and Their Secondary Metabolites Research Advances on the Mechanism of Glyceraldehydes-3-phosphate Dehydrogenase in Plant Transcriptome Library Construction and Sequencing from Chemically Induced Aquilaria sinensis Establishment of a Novel Prokaryotic Inducible Expression System Analysis on economical effect of project of returning farmland to forest and grassland in the Loess Hilly and Gully Area: a case study in Ansai Country Dynamical simulation of alien invasion under sustained habitat change and its impact on native species Effects of phosphate on physiological and biochemical characteristics of tea plants leaves under Al and F interactions Comparative studies on the soil enzymic activities of two plant communities in Dafeng ecological engineering wetland of Northern Jiangsu Impacts of litter on physical and chemical soil properties and its karst effects on different forested Karst ecosystem Responses of the anatomical characteristics of plant leaf to long-term grazing under different stocking rates in Inner Mongolia steppe The seasonal change of endogenous phytohormone and differentiation of populations in Tetraena mongolica in different habitats Ground vegetation as indicators of topsoil chemical properties in Dongguan, South China Anaerobic ammonium oxidation in natural ecosystems Morphological and Anatomical Features of Quercus Section Suber and its Adaptation to the Ecological Environment Litter Decomposition, Accumulation and the Dynamics of Nutrient Contents in Aneurolepidium chinense Meadow Study on Interactions Among Allelochemicals of Ageratum conyzoides REVIEW OF RETRIEVAL LIGHT USE EFFICIENCY USING PHOTOCHEMICAL REFLECTANCE INDEX (PRI) Physiological and Biochemical Responses of the Seedlings f Four Legume Tree Species to High CO2 Concentration The Quantitative Analysis of the Relationship Between Chemical Composition of Grassland Plants at Xilin River Valley and Their TAXA and Habitats Comparison Analysis on the Experimental Communities During Progressive Succession on Alkaline Patches in the Songnen Plain of China The Isolation and Identification of Allelochemicals From Aerial Parts of Tropic Ageratum Allelopathic Research of Ambrosia trifida A Study on Microorganism and Biochemical Activity of Chinese-fir Plantation on Different Ecological Area in Guangxi The Elemental Characteristics of the Root System of Plants of the Sandy Land of Pasture, Inner Mongolia Litter-Fall in Tropical Forest at Jianfengling Mountains, Hainan Island The Contents of Chemical Elements in Robinia pseudoacacia Plantation in Beijing Studies on the Litter Decom position Rates of Several Plants The Litter Decomposition Rates of Two Endemic Tree Species of China Effects of cultivating years on soil ecological environment in greenhouse of Shouguang City, Shandong Province Studies on the inhibition of vetiver oil to freshwater algae Performance index: An expeditious tool to screen for improved drought resistance in the Lathyrus genus Characteristics of nutrient dynamic in hydrological processes of first and second rotations of prematured Chinese fir plantations Advances in molecular ecology of the oil-rich microalga Botryococcus braunii Effect of climate change on the growth and photosynthetic thermal tolerance in the marine macroalga Gracilaria lemaneiformis Effects of physical and chemical factors on the growth and neutral lipid content of Nitzschia palea Effects of nighttime temperature increase on physio-chemical properties, yield and quality of flue-cured tobacco in high-altitude region of Yunnan Province Analysis of altitude adaptability of main flue-cured tobacco varieties in Kunming City Effect of rice husk biochar on lettuce Cd uptake and soil fertility Development of Frankliniella occidentalis on flowers of different horticultural hosts and relationship with flower compounds Comparison of leaf anatomical structure between Salix gordejevii growing under contrasting habitats of Otingdag Sandland and Salix microtachya var. bordensis growing on the lowlands of dunes Physiological responses of different rice cultivars under herbivore stress Volatile organic compounds emitted from vegetation and their contribution to the terrestrial carbon cycle Dynamical simulation on the uncertainty of exotic invasion Soil NH4+/NO3- nitrogen characteristics in primary forests and the adaptability of some coniferous species Inducible effects of methyl jasmonate on allelochemicals from rice Relationships between Vegetation Distribution, Species Diversity of Subalpine Meadow and Soil Chemical Factors in the Yundingshan, China Influences of Different Vegetation Types on Soil Parameters in Degraded Sandy Lands of Songnen Plain Effects of Different Plants Cultivation on Soil Physical-chemical Properties and Fine Root Growth in Saline-alkaline Soil in Songnen Plain,Northeastern China Analyses on the leaf physiological and biochemical characteristics of different sexual ginkgo plant Effects of municipal solid waste compost and chemical fertilizer on plant growth in different soils Effects of returning crop straw into Vertisol on the physical and chemical prope rties and availability of manganese, zinc, copper Effects of organic-inorganic rubbish-mixed fertilizer on the soil physical and chemical characters and wheat yield Effects of application of chemical fertilizers on bioavailability of heavy metals in soil Studies on relationship between wheat morphological character as well as grain contents and wheat midge resistance Comparisons of physical and chemical characteristics of peats for agricultural utilization produced by domestic and for.eign manufacturers Effect of low temperature stress on some physiological and biochemical characteristics of Chinese cabbage in field Effects of spraying of fertilizer Mo on the agronomic and economic properties of flue-cured tobacco in Sichuan Province