Heavy Metal Pollution Characteristics and Ecological Risk Analysis for Soil in Tea Core Plantations of Xinping County

• Dongmei LU, 
• Xue LI, 
• Jifen LI, 
• Jiliang WEN, 
• Shuying LI, 
• Chunrong ZHU, 
• Yuanqing ZHOU, 
• Cuiping ZHANG