Heavy Metal Accumulation Characteristics and Environmental Critical Values in Flowering Cabbage〔Brassica campestris L. ssp. chinensis（L.）var. utilis Tsen et Lee〕Production Area for Food Security

WEN Dian1，2，LIU Xiang-xiang1，2，WANG Qi-feng1，2，WANG Fu-hua1，3*，SUN Fang-fang1，3

China Vegetables ›› 2012, Vol. 1 ›› Issue (12) : 83-90.