Figure 4From: Improvement of somatic embryogenesis and plantlet conversion in Oplopanax elatus, an endangered medicinal woody plant Effect of cell density on somatic embryo induction from embryogenic callus in O. elatus . Vertical bars mean represent mean±standard error of five replicates. Z mean values followed by the same letters are not significantly different according to Duncan’s multiple-range test at P≤0.05.Back to article page