Multivariate analysis of 'bacuri' reproductive and vegetative morphology.
The objective of this study was to characterize sixteen genotypes of P. insignis available in the Embrapa Meio-Norte germplasm collection (Teresina, Piauí, Brazil) with respect to 33 morphological traits relating to leaves, flowers, branches, fruits and seeds. Phenotypic variance among genotypes was estimated using the Mahalanobis distance technique and the unweighted pair group method with arithmetic mean analysis (UPGMA). The method of Singh (1981) was used to determine which of the traits contributed most to diversity within genotypes. The occurrence of phenotypic variability among P. insignis genotypes indicated that it would be possible to achieve positive gains with selection. The most distant genotypes were BGB 16 and BGB 48, while crosses between genotype BGB 48 and genotypes BGB 32 and BGB 56 offers the greatest potential as parental types for this fruit tree breeding programs . The flesh content, ovary and fruit length , ratio between fruit length and diameter were the characters that most contributed to diversity among the studied genotypes.
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Format: | Artigo de periódico biblioteca |
Language: | English eng |
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2016-11-29
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Subjects: | Diversidade fenotípica, Distância de Mahalanobis., Platonia Insignis., |
Online Access: | http://www.alice.cnptia.embrapa.br/alice/handle/doc/1057376 |
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dig-alice-doc-10573762017-08-16T03:52:54Z Multivariate analysis of 'bacuri' reproductive and vegetative morphology. Análise multivariada da morfologia reprodutiva e vegetativa do bacurizeiro. SOUZA, I. G. de B. SOUZA, V. A. B. de SILVA, K. J. D. e LIMA, P. S. da C. ISIS GOMES DE BRITO SOUZA, UFPI; VALDOMIRO AURÉLIO BARBOSA DE SOUZA, CPAMN; KAESEL JACKSON DAMASCENO E SILVA, CPAMN; PAULO SARMANHO DA COSTA LIMA, CPAMN. Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. The objective of this study was to characterize sixteen genotypes of P. insignis available in the Embrapa Meio-Norte germplasm collection (Teresina, Piauí, Brazil) with respect to 33 morphological traits relating to leaves, flowers, branches, fruits and seeds. Phenotypic variance among genotypes was estimated using the Mahalanobis distance technique and the unweighted pair group method with arithmetic mean analysis (UPGMA). The method of Singh (1981) was used to determine which of the traits contributed most to diversity within genotypes. The occurrence of phenotypic variability among P. insignis genotypes indicated that it would be possible to achieve positive gains with selection. The most distant genotypes were BGB 16 and BGB 48, while crosses between genotype BGB 48 and genotypes BGB 32 and BGB 56 offers the greatest potential as parental types for this fruit tree breeding programs . The flesh content, ovary and fruit length , ratio between fruit length and diameter were the characters that most contributed to diversity among the studied genotypes. 2016-11-29T11:11:11Z 2016-11-29T11:11:11Z 2016-11-29 2016 2016-11-29T11:11:11Z Artigo de periódico Comunicata Scientiae, v. 7, n. 2, p. 232-240, 2016. http://www.alice.cnptia.embrapa.br/alice/handle/doc/1057376 10.14295/CS.v7i2.779 en eng openAccess |
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Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. |
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Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. SOUZA, I. G. de B. SOUZA, V. A. B. de SILVA, K. J. D. e LIMA, P. S. da C. Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
description |
The objective of this study was to characterize sixteen genotypes of P. insignis available in the Embrapa Meio-Norte germplasm collection (Teresina, Piauí, Brazil) with respect to 33 morphological traits relating to leaves, flowers, branches, fruits and seeds. Phenotypic variance among genotypes was estimated using the Mahalanobis distance technique and the unweighted pair group method with arithmetic mean analysis (UPGMA). The method of Singh (1981) was used to determine which of the traits contributed most to diversity within genotypes. The occurrence of phenotypic variability among P. insignis genotypes indicated that it would be possible to achieve positive gains with selection. The most distant genotypes were BGB 16 and BGB 48, while crosses between genotype BGB 48 and genotypes BGB 32 and BGB 56 offers the greatest potential as parental types for this fruit tree breeding programs . The flesh content, ovary and fruit length , ratio between fruit length and diameter were the characters that most contributed to diversity among the studied genotypes. |
author2 |
ISIS GOMES DE BRITO SOUZA, UFPI; VALDOMIRO AURÉLIO BARBOSA DE SOUZA, CPAMN; KAESEL JACKSON DAMASCENO E SILVA, CPAMN; PAULO SARMANHO DA COSTA LIMA, CPAMN. |
author_facet |
ISIS GOMES DE BRITO SOUZA, UFPI; VALDOMIRO AURÉLIO BARBOSA DE SOUZA, CPAMN; KAESEL JACKSON DAMASCENO E SILVA, CPAMN; PAULO SARMANHO DA COSTA LIMA, CPAMN. SOUZA, I. G. de B. SOUZA, V. A. B. de SILVA, K. J. D. e LIMA, P. S. da C. |
format |
Artigo de periódico |
topic_facet |
Diversidade fenotípica Distância de Mahalanobis. Platonia Insignis. |
author |
SOUZA, I. G. de B. SOUZA, V. A. B. de SILVA, K. J. D. e LIMA, P. S. da C. |
author_sort |
SOUZA, I. G. de B. |
title |
Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
title_short |
Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
title_full |
Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
title_fullStr |
Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
title_full_unstemmed |
Multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
title_sort |
multivariate analysis of 'bacuri' reproductive and vegetative morphology. |
publishDate |
2016-11-29 |
url |
http://www.alice.cnptia.embrapa.br/alice/handle/doc/1057376 |
work_keys_str_mv |
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