摘要
污水处理厂剩余污泥含有大量的有机质和矿质元素,可以显著提高土壤肥力,将其进行土地利用是一种既经济又有效的污泥处置方式。本文介绍了国内外污泥土地利用的概况,以及污泥在农业、园林绿化和土地修复等方面的利用现状,并分析了污泥土地利用在未来的发展趋势。
The sludge of wastewater treatment plants contains large amounts of organic matters and mineral elements,can effectively improve soil fertility,so land application of sewage sludge is a kind of both economical and effective way for sludge disposal.This paper introduces sludge land application at home and abroad,as well as the utilization status of sludge in agriculture,garden afforestation and land restoration and the future development trend of sludge land utilization is also analyzed.
出处
《工业安全与环保》
北大核心
2013年第4期43-45,共3页
Industrial Safety and Environmental Protection
基金
国际科技合作与交流专项(2012DFG91520)
关键词
污泥
土地利用
农用
园林绿化
土地修复
sludge land application agricultural utilization garden afforestation land restoration
