Immature embryos of 9 maize inbred lines with different induction rate of embryonic callus were used as explants and calli were induced and cultured on improved N6 medium.

• 摘要以胚性愈伤组织诱导率高低不同的9个玉米自交系未成熟胚为外植体，用改良N6培养基诱导培养愈伤组织。