污泥农用前有害污染物脱除的必要性研究  

The research on necessity of removal harmful pollutions of sludge before being used in agreiclture

作　　者：张铮[1] 吴燕[1] 李明纲[1] 刘禹杨[1] 

机构地区：[1]天津科技大学材料科学与化学工程学院,天津300457

出　　处：《天津化工》2013年第4期13-15,共3页Tianjin Chemical Industry

摘　　要：分析了污泥的农用潜力及应用时存在的问题,介绍了污泥中重金属及有机污染物的研究现状。阐述了污泥农用时重金属在土壤及农作物中的迁移、积累及生物活性的影响因素和有机污染物对作物和土壤环境的危害。指出污泥农用前其中有毒污染物脱除的必要性。The agrcultural potential and prolems in the application of studge were summarized, and the research on heavy metals and organic pollutants of sludge were intuoduced. The property of morphology and accumulating, the influence factors of biological activity of heavy metals and the harm of organic pollutions to crops and soil environment were described. The removal of toxic pollutans were essential befor the appling of sludge to fields.

关 键 词：污泥 重金属 有机污染物 脱除 

分 类 号：X53[环境科学与工程—环境工程] X708