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Effects of Ecosystem Conversion on the Characteristics of Soil Organic Carbon in Ziwuling Forest Region Effects of Different Forest Practices on Pinus tabulaeformis Population Numbers and Species Diversity in the Forest Region of Huanglongshan Mountain Relationship of the Protective Enzymes of Desert Vegetations with Water Table in the Lower Reaches of Tarim River Comparison of Soil Desiccations in Natural and Acacia Forests in the Ziwuling Mountain of the Loess Plateau Analysis and Appraisal of Heavy Metal Pollution of Main Vegetables Production Area in Shaanxi Province A feasible method for measuring photosynthesis in vitro for major tree species in northeastern China Review on detection of critical transition in ecosystems Life table and survival analysis of Loranthus tanakae population in Mount Ziwuling Foliar stable carbon isotope ratios of Phragmites australis and the relevant environmental factors in marsh wetlands in Tianjin Structure and dynamic characteristics of Gymnocarpos przewalskii in different habitats Contribution of invasive species Spartina alterniflora to soil organic carbon pool in coastal wetland: Stable isotope approach ¹³C and ¹⁵N isotopic signatures of plant-soil continuum along a successional gradient in Ding-hushan Biosphere Reserve Effect of applying fertilizer on nitrate accumulation in vegetables Efects of N，P，K combinations on nitrate accumulation and nutrient quuality of foliage vegetables grown in soil-less culture Contents of nitrate and mineral elements and their relationships in leafy-vegetables The bioassay of ferulic acid and cinnamic acid allelopathic to Chinese fir Study on the impacts of ozone concentration on vegetables Reasonable exploitation of climatic resources to develop vegetable industry in Guangzhou The use of a soil recuperation in vegetable’s field in solar greenhouse Analysis on the long-term experiment and effects of no-polluted greenhouse vegetable production Winter temperature analysis of vegetable connective plastic greenhouse Mycorrhizal dependence of Cucurbitaceae vegetables to Arbuscular mycorrhizal fungi The agricultural eco-environment of vegetable growing areas in Fuzhou City Changes of Nitrate-N Accumulated in soil profile after changing grain crop land into vegetables land Life table study on Lepidosaphes salicina Bersch A review on r_m and relative parameters Mechanism of nutrient preservation and supply by soil and its regulation I. P-preservation and supply by brown earth type vegetable garden soil Evaluation of non-host plant ethanol extracts against Plutella xylostella population Content and extractability of heavy metals in cultivated soil in Fujian Province Energy signature technology and its application on energy flux in mangrove ecosystems：a review and outlook The ecological suitability evaluation on urban expansion land based on uncertainties Effects of Fargesia nitida on the population dynamics of Abies faxoniana at initial stage in dark coniferous forest Effect of water table to niche of plant population at Minqin oasis fringe Fog interception and its relation to soil water in the tropical seasonal rain forest of Xishuangbanna, Southwest China Interspecific segregation in Elaeagnus mollis communities Adjustment for regional ecological footprint based on input-output technique：a case study of Jiangsu Province in 2002 Key factors affecting the population dynamics of Aphis gossypii in transgenic insect-resistant cotton fields Effects of temperature on the development and survival of experimental population of Parasa consocia EFFECTS OF SINPV ON THE INCREASE OF EXPERIMENTAL POPULATION OF COMMOM CUTWORM SPODOPTERA LITURA FABRICIUS Research Advances in Antimetabolic and Photostable Analogues of Abscisic Acid Research into Nitrogen Application and Utilization Rate in Soybean Leaves With ¹⁵N Tracing Technique Studies of the Transient Expression and Transformation of Cloned Thermostable α-Amylase Genes from Bacillus licheniformis in Tobacco and Arabidopsis Analysis of stable isotopic composition and vapor source of precipitation at the Changwu Loess Tableland Grain size distribution, element migration, and stable carbon isotope characteristics of dolomite weathering profiles in Xinpu, North of Guizhou Province N₂O emissions from a vegetable field with fertigation management and under greenhouse conditions δ¹⁵N in fine roots of Cunninghamia lanceolata plantations of different ages and implications for soil nitrogen cycling rates Effects of different forms of Fe and Al oxides on soil aggregate stability in mid- subtropical mountainous area of southern China Effects of straw mulching and Vetiver grass hedgerows on the size distribution of the soil water stable aggregates and aggregate-associated organic carbon in red soil Effect of high-voltage electrostatic field (HVEF) on the growth and fecundity of Sitobion avenae Fabricius (Hemiptera: Aphididae) Assessment of habitat suitability for Gazella subgutturosa in the Ebinur Reserve Effect of photoperiod on population parameters of two color morphs of the pea aphid Acyrthosiphon pisum Impact of tree harvesting on the population structure and dynamics of Pinus koraiensis (Pinaceae) Population structure and dynamics of Fraxinus mandshurica in Changbai Mountain Sources of organic carbon in the wetlands of the Yellow River estuary and instructions on carbon burial promotion strategies The uptake of nitrate and ammonium by the root of Vallisneria natans Catalase activity in plant leaves and postharvest fruits and vegetables Advances in the Determination of Pesticide Residues in Vegetables Comparative study on ecotype differentiation of Leymus chinensis in different geographic populations at moleculat level Food habits,sexual dimorphism and female reproduction of the skink ( Eumeces chinensis) from a Lishui population in Zhejiang Remote sensing monitoring of drought in Huanghe,Huaihe and Haihe plain based on GISthe calculation of crop water stress index model Evalution on the host plant species and fitness to vegetable leafminer and its harmfulness The cause of nitrate accumulation in leafy vegetables Some types of life data and methods for constructing life table ¹³C at Natural Abundance Levels in the Broad-leaved Deciduous Forest in the Warm-temperate Region of China: Their δ¹³C Values and Ecological Significance Seed germination strategy:theory and practice The life table of the experimental population of Actinote anteas（Doubleday & Hewitson），natural enemy of Mikania micrantha HBK Stable carbon isotopes of earthworms to reveal dominant C3 and C4 crop sources and different crop rotation systems in arid and semi-arid areas Life table of natural population of Spodoptera litura (Fabricius) on tobacco and taro Effects of aging and drying of earthworm casts on their microbial properties and aggregates′ stability Evaluation of the suitability and influencing factors of winter rapeseed planting in Gansu Province Effects of different leek cultivars on the growth, development and fecundity of Bradysia difformis Frey Residual dynamics and safely applying technology of pyridaben in vegetable-soybean pH distribution and relationship to soil nutrient in Hunan tobacco lands A RAPD analysis of shoot cadmium accumulating characteristic and tolerance of vegetable cultivars from Brassica genus Research on polluted channel of Pb and Cd in the field vegetables Study on the instrumental error of the portable photosynthesis system Effects of arbuscular mycorrhizal fungi on vegetable quality Contribution to vegetable mercury from atmosphere and soil CONTENTS AND ISOTOPIC COMPOSITION OF C AND N IN MOSS (HAPLOCLADIUM MICROPHYLLUM) TISSUES AND SOIL RHIZOSPHERE ECOLOGICAL CHARACTERISTICS OF A SABINA SALTUARIAPOPULATION AT TIMBERLINE ON THE SOUTH-FACING SLOPE OF BAIMA SNOW MOUNTAIN, SOUTHWEST CHINA