5Xiangdong Li, lain Thornton. Chemical partitioning of trace and major elements in soils contaminated by mining and smelting activities [ J ]. Applied Geochemistry, 2001, 1693 - 1706.
6Gemiei nsal, Tarean G l tekin. Assessment of the pollutants in farming soils and waters around untreated abandoned tr k n mercury mine (Turkey) [J]. Bull Environ Contain Toxieol, 2007, 79:20 -24.
7Ord A e z, Loredo J, et al. Distribution of heavy metals in the street dusts and soils of an industrial city in northern Spain [ J]. Archivesof Environmental Contamination and Toxicology, 2003, 44 : 160 - 170.
8Francis Douay, H l ne Roussel, et al. lnvestrgation of heavy metal concentrations on urban soils, dust and vegetables nearby a former smelter site in mortagne du nord, northern France [J]. Soil sediments, 2007, 7(3) :143 - 146.
9Adweara Adesoji Odewande, Akinlolu F, Abimbola. Contamination indices and heavy metal concentrations in urban soil of lbadan meteopolis, southwestern Nigeria [ J ]. Environment Geochemical Health, 2008 ( 30 ) :243 - 254.
10Xiangdong Li, Chi -sun Poon, Pui Sum Liu. Heavy metal contamination of urban soils and street dusts in Hong Kong [ J ]. Applied Geochemistry, 2001, ( 16): 1361 - 1368.