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MICROWAVE REMOTE SENSING IN SOIL QUALITY ASSESSMENT
Microwave Remote Sensing Soil Quality Soil Salinity Soil Erosion Soil Physical Properties Soil Roughness
2014/5/6
Information of spatial and temporal variations of soil quality (soil properties) is required for various purposes of sustainable agriculture development and management. Traditionally, soil quality cha...
Reliability--based Assessment of Erodible Channel Capacity
Reliability Erodible channel Advanced first order second moment formulation
2009/10/12
The surface drainage of an irrigation area is concerned with the collection and removal of storm runoff and excess water from irrigation applications. The engineering problem is to determine the shape...
废煎炸油制生物柴油全生命周期分析(Life Cycle Assessment of Biodiesel Made of Residual Frying Oil)
废煎炸油 生物柴油 生命周期评价 能源消耗 排放
2010/2/26
运用生命周期评价方法对一种以废煎炸油为原料制取的生物柴油生命周期能耗和排放进行了分析,并将其全生命周期各项指标与传统柴油路线进行了对比,结果显示其化石能源消耗比柴油减少了65.7%,石油消耗较柴油全生命周期减少91.8%,常规排放也都明显降低,温室气体排放中CO2 排放下降88.1%,总的温室气体排放按全球变暖潜值折算后下降86.6%。表明废煎炸油制生物柴油是符合循环经济的环境友好型代用燃料。 T...
External and internal entropy assessment on farms in relation to their competitiveness
entropy management agriculture competitiveness
2014/3/28
Internal and external entropy are indicators of evaluation of the success of the firm management. The evaluation of the file of the chosen agricultural firms shows, that the level of internal and exte...