2008•Gansu Agricultural Science and TechnologyRequires access
Status and Appraise of Heavy Metal Content in Soil Plough Layer of Vegetable Fields in Zhengzhou Suburban
HE Ai-ling
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Abstract
Using the heavy metal content in soil plough layer of vegetable fields have been detected in Zhengzhou suburban.The results showed that full-Cu,Zn,Pb,Cr,As,Hg individual pollution index of less than one except the Cd individual pollution index was 1.05,the synthesize integrated pollution index was 0.79,the soil was clean.