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. 2019 Sep 27;125(1):119–130. doi: 10.1093/aob/mcz154

Fig. 4.

Fig. 4.

Effect of homogeneous and heterogeneous Pi supply on the (A) lengths of first-order LRs and (B) second-order LRs of maize plants at 2, 4 and 6 DAT. For explanation of the treatments see the legend of Fig. 2. Bars indicate means ± s.e. (n = 6 individual plants); each replicate comprised more than ten LRs. Different letters indicate significant differences among treatments on each given day (P < 0.05).