The best condition for the expanded reproduction of the hairy roots was to use fresh hairy roots, three-litre Erlenmeyer flasks containing one litre 1/2MS liquid medium, room temperature and a rotatory shaker at 110 rpm.

• 发状根大量扩繁的最佳条件为:在3L的三角瓶中装入1/2MS液体培养基1L,于室温条件下,110r/min的摇床上,震荡悬浮培养;