The medium suitable for bud differentiation for Delaware and Juventus were a basic MS salt with 4mg/L ZT+0.3 mg/L NAA and 0.2 mg/L ZT+0.5 mg/L NAA, respectively.

• 特拉华和尤文图斯较适宜的芽分化培养基是MS基本培养基分别附加0 4 mg/L ZT+0 3 mg/L NAA和0 2 mg/L ZT+0 5 mg/L NAA。