Phytoextraction of Metals and Rhizoremediation of PAHs in Co-Contaminated Soil by Co-Planting of<i>Sedum Alfredii</i>with Ryegrass (<i>Lolium Perenne</i>) or Castor (<i>Ricinus Communis</i>)Kai Wang, A. K. Alva, Zhiqiang Zhu et al.|International Journal of Phytoremediation|2012Cited by 72