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.

• 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。