Genetic Variability Studies in Different Advanced Breeding Genotypes of Spanish Bunch Groundnut (Arachis Hypogeae)

John, K. and Vasanthi, R.P. and Sireesha, K and Giridhara Krishna, T (2013) Genetic Variability Studies in Different Advanced Breeding Genotypes of Spanish Bunch Groundnut (Arachis Hypogeae). International Journal of Applied Biology and Pharmaceutical Research, 4 (2). pp. 185-187.

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Abstract

Significant differences were observed among thirty seven genotypes for all the traits studied. High genetic coefficient of variation was recorded for days to 50 per cent flowering. High heritability of 97.33 per cent was observed for pod yield per plant. High heritability and high genetic advance as percent of mean was recorded for plant height, haulms yield per plant, pod yield per plant and kernel yield per plant. These characters could be further improved through single plant selection. Moderate heritability and high Genetic advance as per cent of mean was observed for number of primary branches per plant, number of secondary branches per plant, number of mature pods per plant and 100 pod weight indicating the importance of both additive and non additive gene action in the inheritance of these characters.

Item Type: Article
Uncontrolled Keywords: Genetic variability, genotypes, bredding, Spanish bunch groundnut
Author Affiliation: Regional Agricultural Research Station, Tirupati-517502
Subjects: Crop Improvement
Divisions: Groundnut
Depositing User: Mr. SanatKumar Behera
Date Deposited: 28 Apr 2013 11:37
Last Modified: 28 Apr 2013 11:37
Official URL: http://www.ijabpt.com/Details.aspx?id=806
URI: http://eprints.icrisat.ac.in/id/eprint/10397

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