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In vitro germination of Sophora flavescens Aiton. Three days (A), 5 days (B), 7 days (C), 10 days (D), and 14 days (E) after germination with root development. In vitro plant growth (F). Seeds were dipped in 2.0 mg/L GA3 (Gibberellin A3) for 24 h, and then the surface was sterilized. Then, they were placed on plant growth regulator-free MS (Murashige and Skoog) medium.
