黄瓜瓜长性状的QTL定位分析附视频

被引:17
作者
程周超
顾兴芳
张圣平
苗晗
张若纬
刘苗苗
杨双娟
机构
[1] 中国农业科学院蔬菜花卉研究所
关键词
黄瓜; SSR; 遗传图谱; 瓜长; 数量性状位点(QTL);
D O I
10.19928/j.cnki.1000-6346.2010.12.004
中图分类号
S642.2 [黄瓜];
学科分类号
090202 ;
摘要
以黄瓜野生变种PI183967(Cucumis sativus L.hardwickii)和新泰密刺选系931为亲本获得的包含179个单株的F2群体为作图群体,构建了一张包含234个SSR标记、7个连锁群(分别对应黄瓜的7条染色体)的黄瓜遗传图谱,该图谱覆盖基因组长度829.7cM,平均图距3.5cM。结合F2和F3的表型数据,共检测到5个瓜长QTL,分布在第1、4、6号染色体上,贡献率在7.1%~14.1%之间。
引用
收藏
页码:20 / 25
页数:6
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