红叶棉花的产量杂种优势研究初探

Cotton Science(2010)

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Abstract
利用综合性状表现较好的3个红叶材料作父本,与15个绿叶转基因棉花新品种(系)组配19个红叶杂交组合,研究了具有红叶标记性状棉花的产量杂种优势表现,结果表明:19个红叶杂交组合子棉产量具有明显的杂种优势,皮棉产量的具有正向中亲优势、正向超亲优势和负向竞争优势,衣分和单铃重具有正向的中亲优势,单株铃数表现正向中亲、超亲和竞争优势,筛选出产量竞争优势在5%以上、综合性状较好的优势组合4个。
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Key words
cotton,red leaf,yield,hetrosis
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