How do low doses of desferrioxamine B and EDTA affect the phytoextraction of metals in sunflower?

How do low doses of desferrioxamine B and EDTA affect the phytoextraction of metals in sunflower?

Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Science of The Total Environment - Volume 592, 15 August 2017, Pages 535-545

J.Y. Cornu, C. Dépernet, C. Garnier, V. Lenoble, A. Braud, T. Lebeau,