Cd-Pb interaction stimulates Cd to transfer from cole root to its top. Under different treatments, Pb contents of cole root are more than that of its stem and leaves.

• CdPb交互作用促进了Cd从油菜根部向地上部分的迁移,而在不同处理下,油菜根部Pb的含量均大于茎叶的含量;