DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS

Aiming to evaluate the genetic divergence among castor bean accessions through collections of racemos with seeds of ten municipalities in the State of Alagoas in the year 2007. The variables were analyzed: weight of 100 seeds (W100), weight of the 100 seed coats (WC100); transversal (TLS) and longit...

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Main Authors: Marcelo Cavalcante, Stênio Lopes Paixão, Paulo Vanderlei Ferreira, José Antônio da Silva Madalena, João Gomes da Costa
Format: Article
Language:English
Published: Universidade Federal Rural do Semi-Árido 2008-01-01
Series:Revista Caatinga
Online Access:http://www.redalyc.org/articulo.oa?id=237117546019
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author Marcelo Cavalcante
Stênio Lopes Paixão
Paulo Vanderlei Ferreira
José Antônio da Silva Madalena
João Gomes da Costa
author_facet Marcelo Cavalcante
Stênio Lopes Paixão
Paulo Vanderlei Ferreira
José Antônio da Silva Madalena
João Gomes da Costa
author_sort Marcelo Cavalcante
collection DOAJ
description Aiming to evaluate the genetic divergence among castor bean accessions through collections of racemos with seeds of ten municipalities in the State of Alagoas in the year 2007. The variables were analyzed: weight of 100 seeds (W100), weight of the 100 seed coats (WC100); transversal (TLS) and longitudinal lengths of the seed (LLS); raceme length (LR); e content oil of the seeds (OCS). For the evaluation of genetic divergence was used the principal components analysis and the cluster were made using the Tocher method. Phenotypic correlations between the variable and the altitude (ALT) of the collection places were also carried through. Exist significant divergence between the accessions, indicated for the two first principal components, that explained 82.15% of the existing variability. The variables W100 and WC100 were those that more contributed for the observed divergence. Four groups were formed by Tocher' methodology, showing possibilities of future works to explore the variability found in castor bean accessions. The correlations were positive between some variables, like the altitude, that seems to have especially influenced the W100 variable, but not on OCS.
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spelling doaj.art-03373421fe7a441a9a657fccb7cf3eea2022-12-22T02:43:06ZengUniversidade Federal Rural do Semi-ÁridoRevista Caatinga0100-316X1983-21252008-01-01213111115DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOASMarcelo CavalcanteStênio Lopes PaixãoPaulo Vanderlei FerreiraJosé Antônio da Silva MadalenaJoão Gomes da CostaAiming to evaluate the genetic divergence among castor bean accessions through collections of racemos with seeds of ten municipalities in the State of Alagoas in the year 2007. The variables were analyzed: weight of 100 seeds (W100), weight of the 100 seed coats (WC100); transversal (TLS) and longitudinal lengths of the seed (LLS); raceme length (LR); e content oil of the seeds (OCS). For the evaluation of genetic divergence was used the principal components analysis and the cluster were made using the Tocher method. Phenotypic correlations between the variable and the altitude (ALT) of the collection places were also carried through. Exist significant divergence between the accessions, indicated for the two first principal components, that explained 82.15% of the existing variability. The variables W100 and WC100 were those that more contributed for the observed divergence. Four groups were formed by Tocher' methodology, showing possibilities of future works to explore the variability found in castor bean accessions. The correlations were positive between some variables, like the altitude, that seems to have especially influenced the W100 variable, but not on OCS.http://www.redalyc.org/articulo.oa?id=237117546019
spellingShingle Marcelo Cavalcante
Stênio Lopes Paixão
Paulo Vanderlei Ferreira
José Antônio da Silva Madalena
João Gomes da Costa
DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
Revista Caatinga
title DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
title_full DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
title_fullStr DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
title_full_unstemmed DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
title_short DIVERGÊNCIA GENÉTICA ENTRE ACESSOS DE MAMONA EM DEZ MUNICÍPIOS DE ALAGOAS
title_sort divergencia genetica entre acessos de mamona em dez municipios de alagoas
url http://www.redalyc.org/articulo.oa?id=237117546019
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