Genetic Variability of yield in F2 Populations of Grain Sorghum Sorghum Bicolor (l.) Moench

Reddy, C.N. and Liang, G.H. (1971) Genetic Variability of yield in F2 Populations of Grain Sorghum Sorghum Bicolor (l.) Moench. Canadian Journal of Genetics and Cytology, 13 (1). p. 104.

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Abstract

Plant-to-plant genetic variability was estimated for F2 grain yield from 10 sorghum populations. The higher-yielding parents tended to produce greater genetic variability in F2, with larger population means, possibly because of the accumulation of desirable genes. The genetic variability in most populations did not seem to be sufficient for effective selection as evidenced by the ratio between estimated genetic and environmental variances. Incorporating diverse exotic materials in the current germplasm is suggested. Using heritability without examining the magnitudes of genetic and environmental variance components may be misleading in certain cases.

Item Type: Article
Author Affiliation: Kansas State University in Manhattan, Kansas
Subjects: Plant Production
Crop Improvement
Divisions: Sorghum
Depositing User: Mr. SanatKumar Behera
Date Deposited: 29 May 2012 05:38
Last Modified: 29 May 2012 05:38
Official URL: http://www.nrcresearchpress.com/doi/abs/10.1139/g7...
URI: http://eprints.icrisat.ac.in/id/eprint/5874

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