谷子品种的DNA指纹分析
基本信息
结项摘要
通过传统方法和不同DNA指纹分析方法的比较，发现AFLP方法最适于品种纯度鉴定，达到了快速准确的目的。三个引物组合揭示了205个基因型，并建立了DNA指纹数据库，其中郑矮2号与矮88完全相同，二者很可能是同一拷贝。聚类分析表明，来自相同或类似生态区的品种，趋于聚为一类或相近类群；其中一些相同生态区的品种，表现出很高的遗传相似性，提醒育种者在以后的工作中应予以重视。AFLP方法除可用于谷子外，还可用于其它作物品种的真伪鉴别和种子纯率检验，这对于规范种子市场、减少坑农害农事件、发挥新品种的增产潜力，都是非常有意义的。
项目摘要
项目成果
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数据更新时间：2023-05-31
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