通过对不同浓度的双氧水和不同的浸种时间的试验，结果表明：用浓度为0.15％或1．0％的双氧水浸泡烟种16小时，发芽势分别较对照组增加25％和26.4％，烟种的发芽率分别提高27．2％和27％。 The results showed that the germination potentials were increased by 25% and 26.4% respectively compared with those of the control group by immersing the tobacco with 0.15% or 1.0% hydrogen peroxide for 16 hours. Germination rate increased by 27.2% and 27% respectively.