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Effects of cooperation between associative azotobacteria and rhizobia on wheat seedling The diagnosis and estimation of CO2 concentration increasing and climate warming on the agricultural production Maize diseases and pests of field ecosystems under different structures on dryland red soil Ecological efficiency of pear fruits bagged to main pests and diseases Effect of slow or controlled release fertilizer on nutrients absorption and yield in soybean plant Ecological significance of plant gaseous natrition and green power The effects of uniconazol on inhibition of wheat black embryo disease and germination rate and emergenee of the black embryo grains The possible influence of future climate change on cotton production,and disease and insect pests in Hebei Province Changes of eco-environment of farmland and development of some crops diseases and insect pests Relationship between the rampancy of cucumber mosaic virus and the climate warming and countermeasures Bio-control effect of trichoderma SPP. and its application Greenhuse gases and their ecological effects Effects of Arbuscular mycorrhizal fungi on growth,yield and quality of Phaseolus vulgaris L.in field The eco-agricultural construction of oases andits sustainable development in Xinjiang Genetic study on gene of the resistance to BYDV in wheat Effect of single eleLent and coLpound pollution of Cd，Zn，Pb on soil catalase activity Study on the cultivation and utilization of fine green manure of Phaseolus calcalatus Roxb．in the tropical areas of southern Yunnan Province Effects of different temperatures on the nutrient releasing characters of APEX horticultural release-controlled fertilizers Development of organic agriculture in China—A case study from projects certified by ECOCERT Evaluation of soil environmental quality of the planting bases of har mless Chinese medical materials in Jilin Province Study on distribution of special high quality commercial foodstuff production base in Northeast of China on disease resistance of maize toward sheath blight induced by arbuscular mycorrhizal fungi Studies on insect community characteristics and time dynamics of juju be tree in greenhouse Organic acid metabolism in nectarine fruit development under protected cultivation Effects of controlled release of N fertilizer on cotton yield Effect of different base fertilizers on yield components,physiological and biochemical traits of winter wheat Effects of a long-term utilization of different base-fertilizers on soil environment in solar greenhouse Effect of lanthanum on the germination and peroxidase activity in sorghum under acid-rain stress Participatory geographic information system review Research trend on regulating effect of laser pretreatment on plant growth Effect of elevated CO2 concentration and increased temperature on physiology and production of crops Effect of plant-based fungicide coated compound fertilizer on tomato growth, nitrogen use efficiency and disease incidence Effects of tea plant volatiles on foraging behavior of Xysticus ephippiatus Simon Application of RBF neural network in determining soil heavy metal spatial variability Effects of continuous cropping on potato eco-physiological characteristics in the Yellow River irrigation area of the central Gansu Province Enhancing effects of laser and exogenous nitric oxide on chilling tolerance of wheat seedling Effects of soil fumigants on soil nitrification and denitrification Agricultural greenhouse gases emissions and influencing factors in China Characteristics of phosphate-solubilizing microbial community in the soil of poplar plantations under successive-planting and rotation. Effects of slow/controlled release urea on annual CH4 and N2O emissions in paddy field.