Characteristics of plant niche under different restoration measures in Ili desert grassland of Xinjiang Uygur Autonomous Region Effect of La(NO3)3 on seedling growth and physiological characteristics of ryegrass under NaCl stress Endogenous hormone content in relation to thickening of carrot fleshy root during summer season in plateau region Application of molecular marker techniques in rye research A review on environmental effects and control criteria of biosolid agricultural application Advances in nitrogen footprint research Review of researches on soil aggregate and soil organic carbon Analysis of potentials of greenhouse gas emissions reduction and soil carbon sequestration in organic agriculture Effect of high voltage wire electromagnetic field intensity on Large Aperture Scintillometer (LAS) observation Ecosystem services of wheat-maize cropland systems in the North China Plain Spatio-temporal dynamics and optimal development scale of cotton industry in Xinjiang Evaluation of the rainfall effectiveness for reclaim of saline soil by subsurface pipe drainage system in coastal saline regions of Hebei Province Comparative advantages of Large Aperture Scintillometer and Eddy Covariance instrument for measuring evapotranspiration in irrigated farmlands Characteristics and effects of climate warming on winter wheat/summer maize cropping system in recent 50 years in the piedmont of Mount Taihang Effects of climate change and agricultural technology improvement on evapotranspiration and crop yield Analysis of published research papers based on experimental data from Luancheng Agro-Ecosystem Experimental Station of Chinese Academy of Sciences Demonstration practices and effects of new agro-technologies developed at Luancheng Agro-Ecosystem Experimental Station of Chinese Academy of Sciences over the last 30 years Enhancement of wheat distant hybridization germplasm Nitrogen flux and its manipulation in the cropland ecosystem of the North China Plain Effect of conservation tillage on soil quality in the piedmont plain of Mount Taihang Application of Farming System Approach to Researches on Sustainable Farming System Development Combination of Subsistence with Development:Rising of the Agroforestry Sustainable Agriculture is an Effective Way of Improving Rural Economy and Protecting Ecological Balance The Influences of CO2 Concentration Doubling on Growth and Development,Yield Formation and Germination Percentage of Winter Wheat Population Supporting Capacity of Land(PSCL) in Dabie Mountainous Region in Hubei Province Effects of Cultivation Techniques for High-yield and High-benefit Growing of Foxtail Millet A Review of Certain Problems in Intercropping Research An Approach Confirming The Representative Regions of an Agroecological Experimental Station--A Case Study from Changwu Agroecological Exprimental station Discussion of Problems in Agro-eco-system Assessment Limitation Factors to the Yield of Winter Wheat Growing on Non-irrigated Land in Heilonggang Area Modelling the Biomass Dynamics of Alpine Meadow Effects of System Factors on Productivity of Key Agricultural Elements Development and Prospect of Land Resource Economics in China Energy Flow in the Agroecosystem of Farming-Livestock-Fruit Study on Rational Land Use for Comprehensive Agro-development--A Case Study from Jixian County,Shanxi Province The Effects of Microgeomorphology on Soil Formation and Agricultural Utilization in Modern Yellow River Delta Material-flow Structure and Nitrogen-recycling Efficiency of Kangji Ecological Farm Microclimate in the Downland Region of Taihang Mountains and the Construction of Artifical Vegetation Ecological Functions of Diversified Farmland landscape Evaluation of the Functions of a Compound Agroecosystem The Obstacles in the Current Agricultural Development Macroscopic Features of Nitrogen Transformation and Cycling in the Agroecosystem in China and It‘s Implications to Ecological Agriculture The Quantitative Features of A Typical Agroecosystem and the Strategies for its Sustainable Development in the High Production Area in Taihang Piedmont Effects of Applying Molybdenum to Soybean and Intercropped Maize on the Increase of Nitiogen and Yield The Allocation Structure of an Eco-agricultural Resource-saving Model Correlative Analysis of the Relationship of the Comprehensive Exploitation the Rural Energy Resources and the Development of the Rural Economy in Huabei Plain Studies on the Regional Distribution of the Main Superior Pear Cultivars and Their Optimum Ecological Indexes in China The Development of the Wasteland and Its Optimum Scale Management--Hints from Developing Wasteland in Nanpi County,Hebei Province A Study on the Rooting Method of Test-tube Plantlet by Air-culture and Its Application to Industrialized Micropropagation Prospects For Agricultural Modernization in China--Modern Intensive Sustainable Agriculture Market Economy and Systems Engineering for Natural Resource Management A Discussion on the Eco-agricultural Ways for Comprehensive Agricultural Development in Huanghuaihai Plain The Vertical Climatic Habitat Zones in Mountainous Regions in South-western Hubei Province Light Distribution in Crop-tree Intercropping Area and its Agricultural Value The Effects of Crop Structure Adjustment on Agricultural Disaster Reduction Decision The Effects of Microorganisms on Eco-agriculture The Characteristics of Farmland Terra Nera Ecosystem A study on the Ecological Effects of Joint Pollution of Cd,Pb,Cu,Zn in soil Enzymological regulation of soil nutrient cycle in the piedmont region of North China Plain Ammonia volatilization and control mechanisms in the piedmont of North China Plain Soil nitrate leaching and control methods in the piedmont of North China Plain Effect of plant film-forming anti-transpirant on transpiration efficiency of winter wheat flag-leaf Effects of deficit irrigation on physio-ecological indices of winter wheat Interactions between evolution of farming systems and environment for agricultural production in the Huang-Huai-Hai Plain during the historic period Resistance of Chinese wheat landraces and relatives at seedling stage to powdery mildew Identification of germplasm with enriched micronutrients of wild emmer and progeny of wild emmer × common wheat Screening and evaluating low nitrogen tolerant wheat genotype at seedling stage Operation and demonstration of precision planting in Luancheng County Changes and driving forces of land use/cover and landscape patterns in Beijing-Tianjin-Hebei region Evaluation of cropland productivity in the Hebei Plain via graded multi-year MODIS-NDVI data Diagnosis of the state of N in wheat via digital image processing technique Estimation of regional evapotranspiration over the Hebei Plain using geostationary satellite data Change in farmland soil fertility and nutrient management strategy in the piedmont of Mount Taihang, North China Plain Effect of soil factors on quality and style of flue-cured tobacco in Qujing District, Yunnan Province Influence of exogenous N resource on triploid Populus tomentosa leaf decomposition Effect of fertilization on photosynthetic characteristics of wheat flag leaf Effect of fertilization on yield, net income and soil environment in Qingdao protected vegetable production systems Effect of microbial organic fertilizer on seedling growth, yield and quality of flue-cured tobacco Effects of nitrogen on metabolism and dry matter accumulation of flue-cured tobacco before and after topping Effect of Zn and P supply on grain Zn bioavailability in wheat