Response of photosynthesis and respiration to weak light in seedlings of four capsicum cultivars Analysis of the physical and chemical characteristics of Fujian tobacco-growing soils Analysis of yield components, physiological and agronomic characters of different cultivars of winter wheat bred during different ages Effect of summer and autumn seasonal drought on the agronomic characteristics of southern spring maize Quantitative distribution and character analysis of Sinorchizobium fredii in Shanxi Province Meteorological environment of brew grapes in edge-desert and their response to ecological environment Effects of soil drought on root growth and physiological characteristics of winter wheat seedlings Effects of application nitrogen on photosynthesis and growth of different drought resistance winter wheat cultivars Analyses on the leaf physiological and biochemical characteristics of different sexual ginkgo plant Canonical correlation among kernel quality characters in top-quality protein maize Genetic characters of transgenic upland cotton cultivars carrying triple genes(Bt+CpTI+GNA) Characteristics of the vegetation resource in the middle and lower reaches of Heihe River in China The antimicrobial characters of the fermenting liquor of BC98-Ⅰ(B.cereus) and its antifungal crude extraction on Fusarium oxysporum WTHZ(Schl.) f. sp. cucumerinum Owen Landscape characters of agricultural ecology system in Huangta small watershed Studies on cutting propagation of Taxus chinensis var. mairei Ⅶ. Comparison of photosynthesis physiological characteristics between the seed seedlings and the cutting seedlings Characteristics of N loss and its environmental effects in the dryland of Huang-Huai-Hai plain Effects of organic-inorganic rubbish-mixed fertilizer on the soil physical and chemical characters and wheat yield Complex stability characteristics of humus with Hg and its environmen tal significance 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 Distribution of zinc in soil-crop system after long-term located application of zinc fertilizer Study On heavy metal behavior characteristics of soil in citrus orchar ds of the Three Gorges Reservoir Region Dynamic characteristics on tempo-spatial of forest landscape in Fujian Province The distribution character of soil nutrient and precision management of fertilizer in farmland in the piedmont of Taihang Photosynthesis characteristics and productivity of Stipa bungeana in loess plateau Eco-physiological characteristics of winter wheat-corn intercropping systems under rainfall catchment and supplementary irrigation Effect of multi-effects triazole(MET)on plant characters and photosynthetic efficiency of leguminous forage in initial flowering stage Analysis on variation of main economic characters in crossing offspring of sugarcane Adsorption and bound characteristics of soil minerals with Hg The effect of fertilizer with different anions on the physiological and chemical characteristics of solar greenhouse soil The characteristics of cluster redpepper in nutrition uptake and its response to N and P fertilizers The initial study of the relationship between meteorological factors and agronomic characters of soybean in Beijing area Characters of natural resources and environment of ecotone and its countermeasures of sustainable development Characteristics of farming-forestry-animal husbandry integrated ecosystem in Kaifeng sandy region Vegetation micro-ecology and application of vegetation micro-ecology preparation Effect of mulch and shade on physiological and biological characteristics of ginger growing in field Relationship among the application of N,P and the yield characteristics of cluster redpepper The relationship of soil nutrient cycling characteristics with productivity of terrace millet on hilly loess plateau Expression and assessment of agronomic characters of different cotton varieties in Xinjiang Observation on variety feature and phenological character of ginkgo in Guangdong Spatio-temporal characteristics of the expansion of poplar plantation in West Dongting Lake wetland, China. Ecoagriculture With Rural Reform and Development in China Effet of fertilizer on wheat in saline soil improved by alfafa--II. Its effect on some physiological characters Eco-environment characteristics of sand grapery A monosomic analysis of the awness gene of wheat variety Gaoyou503 The movement characteristics of three kinds of weed seeds in ploughed layer of corn field Basic characteristics of eco-agriculture in suburbs-Taking Daxing County of Beijing as an example The Ecological Agriculture and Its Development in China Characteristics of Ecological Agriculture Practice in Zhejiang Province The growth developmental characteristics of late and early maturing winter wheat varieties in Huang-Huai-Hai Plain Research on heavy metal‘s characteristics in the soil of vegetable farms in Chongqing City Effects of different temperatures on the nutrient releasing characters of APEX horticultural release-controlled fertilizers Studies on insect community characteristics and time dynamics of juju be tree in greenhouse The physical and chemical characters of artificial synthetic soil and their influence on the growth and output of tomato Effects of cucumber continuous cropping on the soil physi-chemical characters and biological activities Effects of coupling of straw-return and nitrogen fertilizer on photosynthetic characters and yield of winter wheat Analysis of characteristics and stability of peanut yield in different ecological regions of Shandong Province Effect of herbicide spray-time on yield, quality and net photosynthesis of wheat Variation analysis of nicotine content in flue-cured tobacco in different ecotopes Effect of nitrogen/phosphorus ratio on biological characteristics and organic acid exudation in soybean roots Effect of perennial drought environments on Citrus tangerina Hort. cv. "Chuanju" growth, nutrient absorption and physiology Effects of planting density and mode on summer maize chloroplastD1 protein and photo-system II Dissolution characteristics of phosphate rocks in latosols withdifferent parent materials in rubber plantations Influence of salt on seed germination and seedling physiological characteristics of mutagenic wheat Effects of continuous cropping on potato eco-physiological characteristics in the Yellow River irrigation area of the central Gansu Province Effects of straw mulching on photosynthetic characteristics and yield of intercropped maize Kinetics characteristics of NO3- absorption of barley (Hordeum vulgare L.) pretreated with different concentrations of NaCl and NO3-N Study on the biological characters of nectary of Gossypium arboreum bickii Effects of combined drought and salinity stress on germination and physiological characteristics of maize (Zea mays). Genetic characterization of different populations of Rhopilema esculentum based on the mitochondrial COI sequence. Evaluation of drought-resistant physiological characteristics of roots and leaves for main greening tree species in Northwest Liaoning Province, China in spring. Small mammals burrow selection and habitat characteristics in an alpine forest of eastern Tibet Plateau, China. Soil nematode community structure in the rhizosphere of Lycium barbarum. Geo-spectrum characteristics of land use change in Jiangsu Province, China. Spatial scale effect of land use landscape pattern in Yongdeng County, Gansu Province, China. Effects of different disturbance types on plant species composition and functional group characteristics of typical steppe in Inner Mongolia, China. Tree uprooting of coniferousbroad leaved Korean pine mixed forest in Lesser Khingan Mountains, China. Effects of Phyllostachys edulis invasion of native broadleaf forest on soil fungal community. Difference of anti-fracture mechanical characteristics between lateral-root branches and adjacent upper straight roots of four plant species in vigorous growth period.