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大豆科学  2009 

大豆高脂肪组合F4代脂肪含量遗传及亲本相关性

DOI: 10.11861/j.issn.1000-9841.2009.02.0346, PP. 346-348

Keywords: 大豆,高脂肪,F世代,遗传

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Abstract:

选择高产或高脂肪的7个大豆亲本,采用NCII设计,配成8个组合,研究大豆高脂肪组合初世代脂肪含量遗传及亲本的关系。结果表明:F4代脂肪含量的变异大小与双亲脂肪含量的差异有关,双亲的差异越大,F4代脂肪含量的变异程度也越大。双亲脂肪含量均高,且双亲熟期差异较大,F4代出现高脂肪材料的几率高。F4代脂肪含量与双亲的差值呈显著负相关;与父本的脂肪含量呈显著正相关;与母本脂肪含量及中亲值呈极显著正相关。

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