皖南典型区耕地土壤重金属富集特征、来源识别及健康风险评估
杨艳, 刘彬, 夏飞强, 陈平峰, 张祥

Enrichment characteristics, source identification, and health risk assessment of soil heavy metals in typical cultivated land in the mountainous area of southern Anhui Province
YANG Yan, LIU Bin, XIA Fei-Qiang, CHEN Ping-Feng, ZHANG Xiang
图4 PMF影响因子空间分布
Fig.4 Space distribution of PMF-factors