污泥在土壤改良中的作用  

Role of Sludge in Soil Improvement

作　　者：陈健[1] 王润锁[1] 杨尽[2] 

机构地区：[1]成都理工大学地球科学学院,四川成都610059 [2]成都理工大学旅游与城乡规划学院,四川成都610059

出　　处：《安徽农业科学》2011年第28期17258-17260,共3页Journal of Anhui Agricultural Sciences

摘　　要：通过对污泥、土壤样品进行分析测试,同时利用污泥、粉煤灰、磷石膏配制土壤改良剂,对贫瘠土壤进行改良试验。结果表明,贫瘠土壤的结构得到明显改善,贫瘠土壤有机质及有效氮、有效磷的含量得到明显地增加,达到2级土壤标准。Improved experiment for barren soil was carried out through the analysis test of sludge,soil samples and soil conditioner using sludge,fly ash and ardealite.The results indicated that the soil structure was improved obviously,and the content of organic matter and available nitrogen,available phosphorus of barren soil was increased obviously,reaching 2 grade of nationa1 soil standard.

关 键 词：污泥 土壤改良 土壤改良剂 

分 类 号：X703.1[环境科学与工程—环境工程]