The antiseptic time also has certain influence on the survival rate of the outer plant body. The antiseptic effect by 7, 8, 9, 10 min is better, and 8 min effect is best.

• 消毒时间对895杨外植体的成活率也有一定的影响,以7、8、9、10min消毒效果较好,其中以8min效果最好。