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不同处理方式对雪菜种子打破休眠的影响 被引量:8

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摘要 通过化学药剂浸种、低温预处理和机械损伤、种子引发等方法,处理雪菜种子,探索打破雪菜种子休眠的方法。结果表明,不同雪菜品种间休眠程度差异很大。甬雪3号和甬雪4号相对甬雪1号休眠程度较浅。0.1 mol·L-1硝酸钾、0.02%油菜素内酯和0.02%赤霉素溶液浸种处理1 h对雪菜种子破除休眠具有较好的效果;对雪菜种子摩擦进行机械损伤可稍微提高种子发芽指数及促进种子发芽,而低温预处理可显著提高种子发芽指数和促进种子快速发芽。
出处 《浙江农业科学》 2018年第2期171-172,174,共3页 Journal of Zhejiang Agricultural Sciences
基金 宁波市公益类重大专项(2015C110011)
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