科研产出
优势棉花组合F2代农艺性状变异及其利用价值评估
《农业科学与技术(英文版) 》 2007
摘要:The agronomic property of elite cotton hybrid F2 was studied and the results showed that each investigated trait showed consecutive normal distribution except micronaire,so they were typically quantitative characters controlled by micro-effect polygene.Heterosis analysis indicated that the inbreeding depression of F2 generation was significant,and the heterosis was less than F1 in yield and its component traits,but the yield of F2 generation was prior to the control.Heterosis of most fiber property was very...
关键词: 产量性状 正态分布 纤维品质性状 超亲优势 中亲优势 变异系数 农艺性状变异 杂种优势 组合 棉花
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