EDTA-assisted Pb phytoextraction Saifullah ; Meers, E. ; Qadir, M. ; de Caritat, P. ; Tack, F. M. G. ; Du Laing, G. ; Zia, M. H. Abstract Publication: Chemosphere Pub Date: March 2009 DOI: 10.1016/j.chemosphere.2008.11.007 Bibcode: 2009Chmsp..74.1279S