Seeds soaked with carboxymethyl chitosan could increase the germination potential, germination rate, germination index, vigor index, bud length and root length under suboptimal temperature.

• 羧甲基壳聚糖浸种处理可提高次室温下小白菜种子的发芽势、发芽率、发芽指数、活力指数、芽长和根长。