Fraction Distribution and Risk Assessment of Heavy Metals in Soils around the Mining Area in Zhijin

• 作 者: Yaqi JIA Zhen YANG Dan GENG Qi
• 机 构: GuizhouProvincialKeyLaboratoryforInformationSystemofMountainousAreasandProtectionofEcologicalEnviron
• 出 处: 亚洲农业研究：英文版
• 发表日期: 2015年12期
• 关键词: HEAVY metals Chemical form Geoaccumulation index Risk assessment code Heavy meta
• 基金项目: Supported by Project for Social Development of Guizhou Province(SY20103013)

The pollution characteristics of Cd,Cr,Cu,Zn,Ni and Hg in agricultural soil around coal mining area were studied. After longterm mining activity,the soil around mining area was polluted by 6 elements to different degrees. Especially for Cd,its concentrati