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The ecological multi-layer structure model of economic forest and its application in hilly areas An effective way for sustainable development of upland agricultural ecosystem--The sloping agricultural land technology(SALT) Technological principles and strategies for development of resourcesaving eco-agriculture in the transitional zone of mountain and plain--A case study from Xilingdi Experimental Area in the hilly districts of Mt. Taihang The structure and functions of a compound agro-ecosystem for utilization of the uncultivated land in the suburb of Tianjin A research on the eco-agricultural construction at Qiaopo Town-ship,Baihe County,Shaanxi province Ways for developing the waste bricklin land at Kangji Ecological Farm and their benefits New thinking on the reasonable utilization of non-competitive arable land in the hilly agricultural area Study on the indicators for assessment of agro-ecoenvironmental quality in saline region of Lower Haihe Plain Study on the agricultural environmental bearing capacity in the mid-south parts of Hebei Province Establishment and use of information management system for ecological agricultural counties and its quality assurance Study on the rational structure of agro-ecological system in Suide Experimental Base Conditions and countermeasures for development of sightseeing-type agriculture in Zhejiang Province Dynamics of community structure in successional process of needle and broad-leaved mixed forest in Heishiding of Guangdong Research progress on PGPR/AMF interactions Mycorrhizal research on nitrogen-fixing plants Vegetation and erosion control: exploration on basic principle of slope engineering Spatio-temporal pattern of cold and frost damage in China Selection of drought resistant materials and drought resistant index for maize in South China Evaluation on black soil nutrients and fertilization recommendation in Dehui City Ecological adaptability and venture climatic subarea Zoning based on frost in florescence of apricot in Xinjiang Effects of eco-agriculture and biomass engineering on circular economy in China Study on the biomass and productivity of Mongolian oak forests in northeast region of China Role of Agrodiversity in agro-ecosystem health and its management measures Study on the characteristics of nutrient releasing of the coated urea with tung oil as controlling materials Effects of arbuscular mycorrhizal fungi inoculation on the yield and quality of sweet potato Effects of several new-type compound fertilizers on the quality of romaine lettuce cultivated soillessly Effects of different fertilizer application combined with different DPC quantities on photosynthesis property and yield of cotton directly seeded after wheat Effects of nitrogen fertilizer on yield components of different genotypic winter wheat in sub-humid farmland ecologic system Application of ‘closed-opened coupling’ theory in the eco-economy development of West China Comprehensive assessment on the agricultural ecological safety of Chongqing Analysis on the sustainability of the eco-system value—A case study from Chizhou City,Anhui Province Study on the economical loss of ecological damage by the construction of express ways The new position and far-reaching impact of ecological province construction in our country Developing circulative economy with great efforts in a realistic spirit Research on solid substrate in the whole world Genetic diversity and differentiation in four kinds of economic abalone Potassium balance in farmland in North China plain Climate chang and sustainable agricultural development in China Research methods to the ecological factors of crop canopy Patterns and technologies for high yield of delayed planting winter wheat after cotton harvested