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Registro Completo
Biblioteca(s): |
Embrapa Café. |
Data corrente: |
20/01/2022 |
Data da última atualização: |
20/01/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
SILVA, J. O. da C. e; BRUCKNER, C. H.; CARNEIRO, P. C. S.; RESENDE, M. D. V. de; ALVES, R. S.; RIBEIRO, M. R.; SILVA, D. F. P. da. |
Afiliação: |
JOSÉ OSMAR DA COSTA E SILVA, UFV; CLAUDIO HORST BRUCKNER, UFV; PEDRO CRESCÊNCIO SOUZA CARNEIRO, UFV; MARCOS DEON VILELA DE RESENDE, CNPCa; RODRIGO SILVA ALVES, UFV; MARIANA RODRIGUES RIBEIRO, UFV; DANIELLE FABÍOLA PEREIRA DA SILVA, UFG. |
Título: |
Clonal selection in S0 and S1 peach trees evaluated in a subtropical environment. |
Ano de publicação: |
2021 |
Fonte/Imprenta: |
Crop Breeding and Applied Biotechnology, v. 21, n. 1, e33012111, 2021. |
DOI: |
https://doi.org/10.1590/1984-70332021v21n1a1 |
Idioma: |
Inglês |
Conteúdo: |
The aims of this study were to estimate genetic parameters, predict genotypic values, and analyze the genotypic divergence in S0 and S1 peach trees evaluated in a subtropical environment by the mixed model methodology. For this, twenty-two clones were evaluated for plant and fruit traits. Genotypic variance among clones was significant. The individual broad-sense heritabilities ranged from 0.11 to 0.84, and the individual repeatability coefficients ranged from 0.15 to 0.89. The genotypic coefficients of variation were higher than 10% for most of the traits. Clustering based on plant and fruit traits led to the formation of two and five mutually exclusive groups, respectively. Multivariate analysis of principal components indicated that some traits could be excluded from genetic evaluation. Considering the yield trait and the selection of five clones, predicted gain from selection was 70%, which shows the possibility of considerable genetic progress from clonal selection in peach trees. |
Thesagro: |
Clone; Pêssego; Seleção Genética. |
Thesaurus NAL: |
Fruit trees; Multivariate analysis; Peaches; Prunus persica var. nucipersica; Selection methods; Statistical models. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/230407/1/clonal-selection-in-S0-and-S1.pdf
|
Marc: |
LEADER 01960naa a2200313 a 4500 001 2139209 005 2022-01-20 008 2021 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1590/1984-70332021v21n1a1$2DOI 100 1 $aSILVA, J. O. da C. e 245 $aClonal selection in S0 and S1 peach trees evaluated in a subtropical environment.$h[electronic resource] 260 $c2021 520 $aThe aims of this study were to estimate genetic parameters, predict genotypic values, and analyze the genotypic divergence in S0 and S1 peach trees evaluated in a subtropical environment by the mixed model methodology. For this, twenty-two clones were evaluated for plant and fruit traits. Genotypic variance among clones was significant. The individual broad-sense heritabilities ranged from 0.11 to 0.84, and the individual repeatability coefficients ranged from 0.15 to 0.89. The genotypic coefficients of variation were higher than 10% for most of the traits. Clustering based on plant and fruit traits led to the formation of two and five mutually exclusive groups, respectively. Multivariate analysis of principal components indicated that some traits could be excluded from genetic evaluation. Considering the yield trait and the selection of five clones, predicted gain from selection was 70%, which shows the possibility of considerable genetic progress from clonal selection in peach trees. 650 $aFruit trees 650 $aMultivariate analysis 650 $aPeaches 650 $aPrunus persica var. nucipersica 650 $aSelection methods 650 $aStatistical models 650 $aClone 650 $aPêssego 650 $aSeleção Genética 700 1 $aBRUCKNER, C. H. 700 1 $aCARNEIRO, P. C. S. 700 1 $aRESENDE, M. D. V. de 700 1 $aALVES, R. S. 700 1 $aRIBEIRO, M. R. 700 1 $aSILVA, D. F. P. da 773 $tCrop Breeding and Applied Biotechnology$gv. 21, n. 1, e33012111, 2021.
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