李伟;智慧;王永芳;李海权;刁现民;

• 1:河北省农林科学院谷子研究所河北省杂粮研究实验室
• 2:中国农业科学院作物科学研究所

摘要(Abstract)：

2007年从EMS诱导谷子(Setaria italica)豫谷1号后代中发现1株全株病斑突变体,经过多代连续自交稳定,2009年将其命名为09-1115类病斑突变体。该突变体从抽穗期开始出现病斑,病斑首先出现在叶片上,随着穗的成熟,病斑变大并遍布整个植株(包括叶、叶鞘、茎和穗轴),最终全株枯黄,但是可以正常结实。与野生型相比,其株高、穗长和旗叶长无显著性差异,但穗重和穗粒重差异显著,表现为结实性差异。初步的遗传分析结果表明,该突变性状由1对隐性核基因控制。

关键词(KeyWords)： 谷子;类病斑突变体;遗传分析

Abstract:

Keywords:

基金项目(Foundation): 河北省自然科学基金(C2008001172)

作者(Author): 李伟;智慧;王永芳;李海权;刁现民;

Email:

DOI: 10.16318/j.cnki.hbnykx.2010.11.011

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