马铃薯青枯病抗性的分子标记

被引:16
作者
郜刚
屈冬玉
连勇
金黎平
冯兰香
机构
[1] 中国农业科学院蔬菜花卉研究所!北京
关键词
马铃薯青枯病; 抗性; 分子标记;
D O I
暂无
中图分类号
S432.1 [植物病理学];
学科分类号
摘要
对两个马铃薯二倍体分离世代群体ED和CE共 14 0个基因型进行青枯病人工接种鉴定 ,并以此为作图群体 ,综合RAPD、SSR、AFLP 3种标记技术 ,利用BSA分析方法对抗性基因进行分子标记筛选和定位。筛选到与抗病感病性状相连锁的 3个RAPD标记OPG0 5 94 0 、OPR1180 0 和OPO13770 ;筛选到一个SSR标记STM0 0 32 ,被定位于染色体XII上 ;检测到 7个AFLP多态性带 ,初步认为其与抗病性相关 ,并为已有图谱上的共性AFLP标记。这些标记可用于马铃薯分子育种。
引用
收藏
页码:37 / 41
页数:5
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