Experimental investigation of the application of edible fungus waste in mining area reclamation and soil improvement 食用菌废料在矿区复垦土壤改良中的应用试验研究
Organic soil improvers - composts containing substances essential to agriculture , stanning from water treatment 有机土壤改良剂.含农用必需物质的堆肥.水处理副产品
Fertilizers and soil conditioners . sludge resulting from the treatment of sewage . denominations and specifications 肥料和土壤改良剂污水处理产生的污泥.命名和规范
Soil improvers and growing media - determination of nitrogen - part 1 : modified kjeldahl method ; german version en 13654 - 1 : 2001 土壤改良和生长介质.氮含量测定.第1部分:改良的基耶
Organic soil conditioners and organic material for soil improvement . determination of total organic matter . calcination method 土壤改良用有机土壤改良剂和有机物质.总有机物质的测定.煅烧法
Sludge . organic soil conditioners . growth media . preparation of partially dry test samples . expression of results 污泥.有机土壤改良剂.生长培养基.试验用部分干试验样品的制备.试验结果的表述
Drainage ; control of sub - surface water management by drainage with pipes , open - ditch drainage and amelioration of the subsoil ; maintenance 排水.管道排水.明渠排水和底层土壤改良的地下水控制
Drainage ; control of sub - surface water management by drainage with pipes , open - ditch drainage and amelioration of the subsoil ; construction 排水.管道排水.明渠排水和底层土壤改良的地下水控制
Standard guide for use of coal combustion products for surface mine reclamation : revegetation and mitigation of acid mine drainage 露天矿土壤改良用煤燃烧产物使用的标准指南:酸性矿排水区域的再植被和调节
