Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives

Genetic divergence analysis in brinjal genetic resources consisting of landraces, related cultivated species and wild relatives based on 22 morphological descriptors revealed distinct variation between cultivated and wild genotypes for the plant, flowering and fruiting characters. The multivariate...

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Main Author: P. Lintu1 and Raji Vasudevan Namboodiri2*
Format: Article
Language:English
Published: Indian Society of Plant Breeders 2023-03-01
Series:Electronic Journal of Plant Breeding
Subjects:
Online Access:https://www.ejplantbreeding.org/index.php/EJPB/article/view/4207
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author P. Lintu1 and Raji Vasudevan Namboodiri2*
author_facet P. Lintu1 and Raji Vasudevan Namboodiri2*
author_sort P. Lintu1 and Raji Vasudevan Namboodiri2*
collection DOAJ
description Genetic divergence analysis in brinjal genetic resources consisting of landraces, related cultivated species and wild relatives based on 22 morphological descriptors revealed distinct variation between cultivated and wild genotypes for the plant, flowering and fruiting characters. The multivariate D2 analysis grouped the 30 accessions into eight clusters revealing a clear separation of wild relatives and cultivated types. The characters fruit yield per plant, leaf size and fruit number had high contribution towards the genetic divergence. SM- 27 (cluster V), SM- 25 (cluster III) and SM-23, SM-24,SM-20, SM-18, SM-10 and SM- 8 (cluster I) were the promising accessions identified based on superior performance for three yield attributes viz., fruit weight, number of fruits per plant and fruit yield per plant. The accessions SM- 25, SM- 27, SM- 28 (Solanum incanum) and SM-30 (Solanum insanum) of highly divergent clusters III, V and VIII respectively were identified as potential parents for future introgression breeding.
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spelling doaj.art-e50726dcccbb45dd8d4655ecf751ce5a2023-04-12T06:05:25ZengIndian Society of Plant BreedersElectronic Journal of Plant Breeding0975-928X2023-03-0114113714710.37992/2023.1401.014Genetic diversity of brinjal (Solanum melongena L.) and its wild relativesP. Lintu1 and Raji Vasudevan Namboodiri2*01Department of Plant Breeding and Genetics, College of Agriculture, Padannakkad, Kerala Agricultural University 2 Department of Seed science and Technology, College of Agriculture, Vellanikkara, Kerala Agricultural University *E-Mail: rnamboodiri00@gmail.comGenetic divergence analysis in brinjal genetic resources consisting of landraces, related cultivated species and wild relatives based on 22 morphological descriptors revealed distinct variation between cultivated and wild genotypes for the plant, flowering and fruiting characters. The multivariate D2 analysis grouped the 30 accessions into eight clusters revealing a clear separation of wild relatives and cultivated types. The characters fruit yield per plant, leaf size and fruit number had high contribution towards the genetic divergence. SM- 27 (cluster V), SM- 25 (cluster III) and SM-23, SM-24,SM-20, SM-18, SM-10 and SM- 8 (cluster I) were the promising accessions identified based on superior performance for three yield attributes viz., fruit weight, number of fruits per plant and fruit yield per plant. The accessions SM- 25, SM- 27, SM- 28 (Solanum incanum) and SM-30 (Solanum insanum) of highly divergent clusters III, V and VIII respectively were identified as potential parents for future introgression breeding.https://www.ejplantbreeding.org/index.php/EJPB/article/view/4207genetic divergencecluster analysiswild relativessolanum melongena
spellingShingle P. Lintu1 and Raji Vasudevan Namboodiri2*
Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
Electronic Journal of Plant Breeding
genetic divergence
cluster analysis
wild relatives
solanum melongena
title Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
title_full Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
title_fullStr Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
title_full_unstemmed Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
title_short Genetic diversity of brinjal (Solanum melongena L.) and its wild relatives
title_sort genetic diversity of brinjal solanum melongena l and its wild relatives
topic genetic divergence
cluster analysis
wild relatives
solanum melongena
url https://www.ejplantbreeding.org/index.php/EJPB/article/view/4207
work_keys_str_mv AT plintu1andrajivasudevannamboodiri2 geneticdiversityofbrinjalsolanummelongenalanditswildrelatives