MS+2,4 D 0.5 mg/L+CH 500 mg/L+ADE 20 mg/L was the suitable medium for the subculture of embryogenic callus.

• MS+2 ；4 - D 0 .；5 mg/L +CH 5 0 0 mg/L +ADE 2 0 m g/L是胚性愈伤组织适宜的继代培养基。