Principal Component and Cluster Analyses in Pigeonpea [Cajanus Cajan (L.) Millsp]

Rekha, R. and Prasanthi, L. and Reddi Sekhar, M. and Shanti Priya, M. (2013) Principal Component and Cluster Analyses in Pigeonpea [Cajanus Cajan (L.) Millsp]. International Journal of Applied Biology and Pharmaceutical Technology, 4 (4). pp. 424-430.

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Abstract

Forty nine genotypes of pigeonpea representing the broad spectrum of variation were assessed for twelve characters using principal component analysis and cluster analysis. These genotypes were grouped into 8 clusters by using cluster analysis. Principal component analysis identified five principal components with eigen values more than one which contributed 80.10 per cent of the cumulative variance. The genotypes LRG-41 and SM-97, MRG-1001, WRG 51-Y, RST-16 and ICP 7035 were selected from the above analysis appeared to be desirable for inclusion in crossing programme aimed for improvement of pigeonpea.

Item Type: Article
Uncontrolled Keywords: Genetic divergence, Cluster analysis, Principal component analysis.
Author Affiliation: Department of Genetics and Plant Breeding, S.V. Agricultural College, Tirupati-517502, Andhra Pradesh, India.
Subjects: Plant Production
Statistics and Experimentation
Crop Improvement
Divisions: Pigeonpea
Depositing User: Ms Ishrath Durafsha
Date Deposited: 26 Nov 2013 09:09
Last Modified: 26 Nov 2013 09:09
Official URL: http://www.ijabpt.com/pdf/81068-R.%20Rekha.pdf
URI: http://eprints.icrisat.ac.in/id/eprint/12168

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