Translocation Factor (T f ) . Zn (a), Mn (b), and Mo (c) (Tf = [Metal
]) at 24 dpi in Medicago truncatula wild-type (gray columns) and raz (open columns). Letter rankings indicate differences as determined by Tukey’s HSD at 95% confidence. * indicates alpha = 0.1 for this pairwise comparison. Bars are standard error.