利用回交导入系群体定位大豆蛋白质、脂肪含量及脂肪酸含量QTL

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大豆[Glycine max(L.)Merrill]含有40%左右的蛋白质和20%左右的脂肪,为当今世界植物蛋白和食用植物油的重要来源。为了满足日益增长的大豆需求,选育高蛋白、高脂肪和脂肪酸组分配比合理的大豆品种成为研究的重点。本研究以中黄13×东山69和中黄13×中黄20的BC_2F_5和BC_2F_6群体为材料,采用SSR分子标记技术分析群体的遗传多样性,利用近红外分析技术和气相色谱技术测定BC_2F_5和BC_2F_6群体的蛋白质、脂肪和脂肪酸组分含量,采用完备区间作图法和单标记作图法对影响蛋
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