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Tissue Cd concentration of DPW at grain filling and maturity stages
A-J: Grains, rachises, glumes, node 1, internode 1, flag leaves, lower nodes, lower internodes, lower leaves and roots, respectively. Values are presented as means ± standard deviation (n = 3); lowercase and uppercase letters indicate the significant differences in Cd concentrations among treatments at grain filling and maturity stages, respectively (P ≤ 0.05)
