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镇江及苏州地区茶树资源表型性状和SSR标记的遗传多样性分析 被引量:1

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摘要 中国是茶树的原产地,在栽培利用过程中经长期的自然和人工选择,形成了丰富的茶树种质资源。利用形态标记和分子标记研究茶树种质资源,能提高对茶树资源遗传多样性的认识与理解。通过研究表型性状的差异,能直观简便地反映出群体的遗传变异,因此常用于植物的多样性研究上。微卫星,也被称为简单重复序列(SSRs),是指在基因组中多次重复的DNA片段(通常1~6bp)构成的特定序列。这样的重复序列广泛分布在整个真核基因组中。通过对茶树群体进行SSR分子标记所表现出的高度多态性,能真实地反映出群体资源的遗传多样性,因此已广泛应用于遗传多样性研究。
出处 《中国茶叶》 2015年第8期17-19,共3页 China Tea
基金 镇江市"茶树优异种质资源保护利用"科技项目 苏州市吴中区"洞庭山碧螺春茶特色种质资源保护与专用品种选育"科技项目
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