The adorption action of Sonchus oleraceus L for Pb and Cd was explored and the content of Ca,Mg,K,Na,Fe,Mn,Cu,Zn,Pb and Cd in Sonchus oleraceus L was determined by flame atomic absorption spectrophotometry.

• 探讨了苦菜对铅和镉的富集作用,用火焰原子吸收光谱法测定了苦菜中Ca、Mg、K、Na、Cu、Zn、Mn、Fe、Pb、Cd元素的含量。