The suitable solid medium for PLBs after suspension culture was 1/2MS(halve all the element of the MS medium)+coconut milk 10%+agar 7 g/L (pH 5.8). 3.

• 液体悬浮培养后的原球茎过渡至固体培养基继续培养时，适宜的培养基为1/2MS+CM 10%25+蔗糖30 g/L+琼脂7 g/L（pH＝5.；8）。