基于作物QTL的分子育种研究进展

被引:15
作者
刘立峰
李自超
穆平
机构
[1] 农业部作物基因组与遗传改良重点实验室
[2] 北京市作物改良重点实验室
[3] 中国农业大学
关键词
作物; 数量性状; MAS; QTL克隆; 应用;
D O I
暂无
中图分类号
S336 [生物技术育种方法];
学科分类号
摘要
分子标记技术和QTL (QuantitativeTraitsLoci)定位技术的迅速发展 ,使得以DNA多态性为基础的分子育种技术的研究不断深入 ,并在作物遗传育种中得到了一些成功的运用 ,为解决有关复杂性状的选择问题带来了希望。本文综述了近年来基于作物QTL的分子标记辅助选择及目标性状QTL克隆在作物的产量、品质、抗旱性等数量性状遗传育种中的主要应用 ,证实了分子育种的有效性 ;对目前影响分子育种效率的因素及存在的问题、应用前景进行了探讨。
引用
收藏
页码:76 / 82
页数:7
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