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首页> 外文期刊>Annals of Agricultural Research >GENETIC DIVERGENCE IN POTATO (SOLANUM TUBEROSUM L.)
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GENETIC DIVERGENCE IN POTATO (SOLANUM TUBEROSUM L.)

机译:马铃薯的遗传多样性(SOLANUM TUBEROSUM L.)

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A set of 44 potato genotypes were studied for genetic divergence based on fifteen yield attributing characters. Results revealed that all the genotypes were grouped into five different clusters. The highest inter-cluster distance was exhibited betweenthe cluster-II and V followed by cluster-IV & V and cluster-II & III. Genotypes in clusters- V had the highest mean tuber yields and the attributing traits viz. number of leaves, number of compound leaves, fresh weight of tubers, harvest index, number of tubers, per cent emergence, marketable yields and total tuber yields. AH the genotypes included in present investigation, were indigenous, but their grouping in different clusters, suggested that genotypes did not follow the geographic distribution. Selection of parents based on genetic divergence thus may be effective while planning future breeding programme for improving tuber yield in potato.
机译:根据15个产量属性,研究了44种马铃薯基因型的遗传差异。结果显示,所有基因型均分为五个不同的簇。群集II和V之间的群集间距离最高,其次是群集IV和V和群集II和III。 V簇中的基因型具有最高的平均块茎产量,且具有特征性状。叶数,复叶数,块茎的新鲜重量,收获指数,块茎数,出苗率,可销售的产量和总块茎产量。尽管目前调查中包括的基因型是土著的,但是它们在不同集群中的分组表明,基因型不遵循地理分布。因此,在计划未来的育种计划以提高马铃薯的块茎产量时,基于遗传差异选择亲本可能是有效的。

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