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垃圾堆肥对铬污染土壤的修复机理研究
Remedying mechanism of waste compost to chromium-polluted soil
【摘要】 运用二次通用旋转组合试验设计,通过模拟土培试验,研究垃圾堆肥对铬污染土壤中有效铬含量的影响、铬的形态变化。结果表明,垃圾堆肥可显著减少铬污染土壤中有效铬含量,垃圾堆肥主要是促进水溶态铬向结晶形沉淀态铬转化;垃圾堆肥用于修复铬污染土壤是安全的。
【Abstract】 Orthogonal modular design of two factors was used to study the remedying mechanism of waste compost to chromium-polluted Soil. The result showed that waste compost could decrease the content of available Cr notably; waste compost could make water soluble Cr change into crystalline-precipitated Cr; waste compost was safe to remedy polluted soil.
【基金】 国家“九五”科技攻关项目(40071075)
- 【文献出处】 土壤与环境 ,Soil and Environmental Sciences , 编辑部邮箱 ,2001年03期
- 【分类号】X53
- 【被引频次】53
- 【下载频次】646