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Relationship between genome size and maturity group in soybean

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Abstract

Previous studies have reported a correlation between genome size and relative maturity among plant species. The objective of this study was to determine whether such a relationship exists in soybean. Twenty cultivars, representing maturity groups ranging from 000 to IX, were analyzed using flow cytometric procedures. A 15% difference in genome size was observed ranging from ‘BSR 201’ at 2.88 pg to ‘Maple Presto’ at 2.51 pg. A highly significant correlation (r = 0.55) was observed between maturity and the genome size of the 20 cultivars.

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Communicated by K. Tsunewaki

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Graham, M.J., Nickell, C.D. & Rayburn, A.L. Relationship between genome size and maturity group in soybean. Theoret. Appl. Genetics 88, 429–432 (1994). https://doi.org/10.1007/BF00223656

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  • DOI: https://doi.org/10.1007/BF00223656

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