Study on lead-zinc tailings soil and five plants occurring naturally in lead-zinc mining tailings in Lanping
兰坪铅锌尾矿区土壤与自然发生的5种植物的研究

By investigation and analysis of the soil and the vegetation occurring naturally in lead-zinc mining tailings of Lanping,it is found that the soil of lead-zinc mining tailings is seriously polluted by cadmium,which is 350 times of the background level of soil in Yunnan Province,and then followed by Pb,Zn.The contents of heavy metals have been decreasing with the time of piling up,and there is obviously higher content in center of mining tailing than in the edge.There are many plant populations occuring natu...