Fig. 5

Subcellular distribution of Se in (a)–(c) shoots and (d)–(f) roots of rice seedlings under the different Se treatments. F1, F2, and F3 represent cell wall, organelle, and soluble cytosol, respectively. Data presented as mean ± SE (n = 3). Different letters indicate significant differences between the treatments at p < 0.05 according to the Duncan’s test