The heavy metals pollution on soils and vegetables for some sewage-irrigated vegetable bases in the suburb of Foshan were investigated.The results showed that the heavy metal contamination in soils of the suburb of Foshan was serious.The contents of Hg and Cd exceeded 93.88% and 12.24% respectively in the collected soil samples,comparing to the Grade II limited values of the national soil environment quality standard.The comprehensive pollution indexes of 77.5% of the soils were greater than 1.The leaf vege...