The results are following: Improved medium VW+6?BA 5?0 mg/L is the optimum medium for PLB (protocorm?like body) induced from bud; Improved medium VW+6?BA 3?0 mg/L is the optimum medium for PLB induced from stem opex.

• 实验表明:改良型VW培养基诱导原球茎有良好的效果；改良型VW+6-BA5.；0mg/L诱导花梗产生原球茎最合适；改良型VW+6-BA3