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. 2018 Apr 24;9:531. doi: 10.3389/fpls.2018.00531

FIGURE 6.

FIGURE 6

Nitrate (A) and ammonium (B) uptake capacity of B73 and F44 in the PR, SR, and CR root tissues. Values are means (±SE) from five individual plants. Different letters indicate significant differences among means at P < 0.05 (ANOVA).