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(A) Root hair density of Col-0 (2x), Col-0 (4x), Wa-1 (2x), Wa-1 (4x), 2x, diploid; 4x, tetraploid, Black bars: with P, grey bars: without local P. (B) Root hair length of Col-0 (2x), Col-0 (4x), Wa-1 (2x), Wa-1 (4x). Black bars: with P, grey bars: without P. Statistically significant data points compared to diploid individuals are given as ‘*’(p<0.05), error bars indicate standard error.
