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Cluster Analysis of C1Ⅱ Population of E.canadensis and E.sibiricus
Pages: 106-111
Year: Issue:  2
Journal: Acta Agriculturae Boreali-Sinica

Abstract: 通过EST同工酶和RAPD标记,对加拿大披碱草与老芒麦加倍一代的70个单株进行了聚类分析.结果表明,用EST标记的单株之间的相似系数在0.4和1.0之间; RAPD标记,单株之间的相似系数在0.286 0和0.991 8之间;加倍一代群体分为三类:分别为偏向母本加拿大披碱草的、偏向父本老芒麦的和变异较大的类群;对加倍一代群体的70个单株进行抽样研究时,应从这三个类群中按比例抽取样本,以便科学全面地...
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