利用重组自交系群体对水稻产量相关性状的QTL分析

被引：17

作者：

马大鹏

罗利军

汪朝阳

何予卿

机构：

[1] 华中农业大学作物遗传改良国家重点实验室

[2] 上海市农业生物基因中心

来源：

分子植物育种 | 2004年 / 04期

关键词：

水稻; 重组自交系群体; 产量相关性状; 数量性状基因;

D O I：

暂无

中图分类号：

S511 [稻];

学科分类号：

摘要：

利用水稻(OryzasativaL.)珍汕97和SLG组合的重组自交系群体和177个微卫星标记,采用复合区间作图法对产量相关性状进行了数量性状基因(QTL)定位,共得到38个QTLs。单个QTL解释这些性状6.6%～32.9%的性状变异,各性状QTL的累积表型贡献率达21.3%～79.5%。大多数性状之间具有显著的表型相关性,相关性较高的性状之间常具有较多共同或紧密连锁的QTL。

引用

页码：507 / 512

页数：6

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