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Translocation factor of Pb in Robinia pseudoacacia seedlings grown with or without Funneliformis mosseae and subjected to different Pb levels for 4 months. (A) Stem/root translocation factor. (B) Leaf/root translocation factor. Shown are means ± SD (n = 3). Different lowercase letters indicate significant differences among different Pb levels in inoculated or non-inoculated treatment (P < 0.05; ANOVA with post hoc Duncan).
