Through field sampling and test in lab.,the contents of available and bioavailability of lead and cadmium in soil of vegetable plantation in Beibei district of Chongqing were analyzed.The results showed that: In the study area,the average contents of the available of lead and cadmium were 3.114,0.051 mg/kg of vegetable plantation,the biological validity coefficients were 7.7%,25.1%;The average contents of the lead,cadmium in cabbage edible part was 0.123,0.021 mg/kg,the enrichment indexes were 0.4%,9.8%;fro...