利用栽培稻与普通野生稻AB群体对农艺性状的QTL定位

来源 :华南农业大学 | 被引量 : 0次 | 上传用户:zslovechl
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  本研究以广陆矮4号(Oryzasativassp.indica)为母本,普通野生稻(OryzarufipogonGriff)为父本杂交获得F1,并以广陆矮4号为轮回亲本,分单株连续回交2次,构建AB群体。首先对群体中BC2F1单株进行遗传背景分析;然后采用条件和非条件QTL定位方法对BC2F2株系的分蘖数和株高进行QTL定位和分析;并进一步在所构建的特定BC2F3株系中对分蘖数进一步定位。除此之外,还利用BC2F2株系对产量相关的14个性状进行QTL定位。
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