Carbon isotope fractionation for cotton genotype selection
Autor(a) principal: | |
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Data de Publicação: | 2014 |
Outros Autores: | , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.1590/S0100-204X2014000900003 http://hdl.handle.net/11449/114634 |
Resumo: | The objective of this work was to evaluate the carbon isotope fractionation as a phenomic facility for cotton selection in contrasting environments and to assess its relationship with yield components. The experiments were carried out in a randomized block design, with four replicates, in the municipalities of Santa Helena de Goiás (SHGO) and Montividiu (MONT), in the state of Goiás, Brazil. The analysis of carbon isotope discrimination (Δ) was performed in 15 breeding lines and three cultivars. Subsequently, the root growth kinetic and root system architecture from the selected genotypes were determined. In both locations, Δ analyses were suitable to discriminate cotton genotypes. There was a positive correlation between Δ and seed-cotton yield in SHGO, where water deficit was more severe. In this site, the negative correlations found between Δ and fiber percentage indicate an integrative effect of gas exchange on Δ and its association with yield components. As for root robustness and growth kinetic, the GO 05 809 genotype performance contributes to sustain the highest values of Δ found in MONT, where edaphoclimatic conditions were more suitable for cotton. The use of Δ analysis as a phenomic facility can help to select cotton genotypes, in order to obtain plants with higher efficiency for gas exchange and water use. |
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Carbon isotope fractionation for cotton genotype selectionFracionamento isotópico do carbono na seleção de genótipo de algodoeiroGossypiumcarbon isotope discriminationgenetic breedingphenotyping.Gossypiumdiscriminação isotópica do carbonomelhoramento genéticofenotipagem.The objective of this work was to evaluate the carbon isotope fractionation as a phenomic facility for cotton selection in contrasting environments and to assess its relationship with yield components. The experiments were carried out in a randomized block design, with four replicates, in the municipalities of Santa Helena de Goiás (SHGO) and Montividiu (MONT), in the state of Goiás, Brazil. The analysis of carbon isotope discrimination (Δ) was performed in 15 breeding lines and three cultivars. Subsequently, the root growth kinetic and root system architecture from the selected genotypes were determined. In both locations, Δ analyses were suitable to discriminate cotton genotypes. There was a positive correlation between Δ and seed-cotton yield in SHGO, where water deficit was more severe. In this site, the negative correlations found between Δ and fiber percentage indicate an integrative effect of gas exchange on Δ and its association with yield components. As for root robustness and growth kinetic, the GO 05 809 genotype performance contributes to sustain the highest values of Δ found in MONT, where edaphoclimatic conditions were more suitable for cotton. The use of Δ analysis as a phenomic facility can help to select cotton genotypes, in order to obtain plants with higher efficiency for gas exchange and water use.O objetivo deste trabalho foi avaliar o fracionamento isotópico do carbono como facilidade fenômica para a seleção de algodoeiro em ambientes contrastantes e analisar a sua correlação com os componentes de rendimento. Foram conduzidos experimentos em blocos ao acaso, com quatro repetições, em Santa Helena de Goiás (SHGO) e Montividiu (MONT), GO. A análise da discriminação isotópica do carbono (Δ) foi realizada em 15 linhagens e três cultivares. Em seguida, foram determinadas a cinética de crescimento e a arquitetura do sistema radicular a partir de genótipos selecionados anteriormente. Em ambas as localidades, as análises de Δ mostraram-se adequadas para discriminar os genótipos de algodoeiro. Houve correlação positiva entre Δ e a produtividade de algodão em caroço em SHGO, onde o deficit hídrico foi mais severo. Neste local, as correlações negativas encontradas entre Δ e a percentagem de fibras indicam um efeito integrativo de trocas gasosas sobre Δ e sua associação com componentes de rendimento. Quanto à robustez e à cinética de crescimento do sistema radicular, o desempenho do genótipo GO 05 809 contribui para sustentar os maiores valores de Δ encontrados em MONT, onde as condições edafoclimáticas foram mais adequadas para o algodoeiro. O uso da análise de Δ como facilidade fenômica pode auxiliar a seleção de genótipos de algodoeiro, para a obtenção de plantas com maior eficiência quanto à troca gasosa e ao uso da água.Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Embrapa Clima TemperadoEmbrapa Algodão Núcleo CerradoUniversidade Estadual Paulista Instituto de Biociências Centro de Isótopos Estáveis Ambientais em Ciências da VidaUniversidade Estadual Paulista Instituto de Biociências Centro de Isótopos Estáveis Ambientais em Ciências da VidaEmbrapa Informação TecnológicaPesquisa Agropecuária BrasileiraEmpresa Brasileira de Pesquisa Agropecuária (EMBRAPA)Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA)Universidade Estadual Paulista (Unesp)Brito, Giovani Greigh DeSuassuna, Nelson DiasDiola, ValdirSofiatti, ValdineiDucatti, CarlosSilva, Evandro Tadeu DaMorello, Camilo De Lelis2015-02-02T12:39:43Z2015-02-02T12:39:43Z2014-09-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/article673-682application/pdfhttp://dx.doi.org/10.1590/S0100-204X2014000900003Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 49, n. 9, p. 673-682, 2014.0100-204Xhttp://hdl.handle.net/11449/11463410.1590/S0100-204X2014000900003S0100-204X2014000900673S0100-204X2014000900673.pdf1030251743943217SciELOreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengPesquisa Agropecuária Brasileira0.546info:eu-repo/semantics/openAccess2024-04-11T17:47:18Zoai:repositorio.unesp.br:11449/114634Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T17:12:12.858159Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Carbon isotope fractionation for cotton genotype selection Fracionamento isotópico do carbono na seleção de genótipo de algodoeiro |
title |
Carbon isotope fractionation for cotton genotype selection |
spellingShingle |
Carbon isotope fractionation for cotton genotype selection Brito, Giovani Greigh De Gossypium carbon isotope discrimination genetic breeding phenotyping. Gossypium discriminação isotópica do carbono melhoramento genético fenotipagem. |
title_short |
Carbon isotope fractionation for cotton genotype selection |
title_full |
Carbon isotope fractionation for cotton genotype selection |
title_fullStr |
Carbon isotope fractionation for cotton genotype selection |
title_full_unstemmed |
Carbon isotope fractionation for cotton genotype selection |
title_sort |
Carbon isotope fractionation for cotton genotype selection |
author |
Brito, Giovani Greigh De |
author_facet |
Brito, Giovani Greigh De Suassuna, Nelson Dias Diola, Valdir Sofiatti, Valdinei Ducatti, Carlos Silva, Evandro Tadeu Da Morello, Camilo De Lelis |
author_role |
author |
author2 |
Suassuna, Nelson Dias Diola, Valdir Sofiatti, Valdinei Ducatti, Carlos Silva, Evandro Tadeu Da Morello, Camilo De Lelis |
author2_role |
author author author author author author |
dc.contributor.none.fl_str_mv |
Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA) Empresa Brasileira de Pesquisa Agropecuária (EMBRAPA) Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Brito, Giovani Greigh De Suassuna, Nelson Dias Diola, Valdir Sofiatti, Valdinei Ducatti, Carlos Silva, Evandro Tadeu Da Morello, Camilo De Lelis |
dc.subject.por.fl_str_mv |
Gossypium carbon isotope discrimination genetic breeding phenotyping. Gossypium discriminação isotópica do carbono melhoramento genético fenotipagem. |
topic |
Gossypium carbon isotope discrimination genetic breeding phenotyping. Gossypium discriminação isotópica do carbono melhoramento genético fenotipagem. |
description |
The objective of this work was to evaluate the carbon isotope fractionation as a phenomic facility for cotton selection in contrasting environments and to assess its relationship with yield components. The experiments were carried out in a randomized block design, with four replicates, in the municipalities of Santa Helena de Goiás (SHGO) and Montividiu (MONT), in the state of Goiás, Brazil. The analysis of carbon isotope discrimination (Δ) was performed in 15 breeding lines and three cultivars. Subsequently, the root growth kinetic and root system architecture from the selected genotypes were determined. In both locations, Δ analyses were suitable to discriminate cotton genotypes. There was a positive correlation between Δ and seed-cotton yield in SHGO, where water deficit was more severe. In this site, the negative correlations found between Δ and fiber percentage indicate an integrative effect of gas exchange on Δ and its association with yield components. As for root robustness and growth kinetic, the GO 05 809 genotype performance contributes to sustain the highest values of Δ found in MONT, where edaphoclimatic conditions were more suitable for cotton. The use of Δ analysis as a phenomic facility can help to select cotton genotypes, in order to obtain plants with higher efficiency for gas exchange and water use. |
publishDate |
2014 |
dc.date.none.fl_str_mv |
2014-09-01 2015-02-02T12:39:43Z 2015-02-02T12:39:43Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.1590/S0100-204X2014000900003 Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 49, n. 9, p. 673-682, 2014. 0100-204X http://hdl.handle.net/11449/114634 10.1590/S0100-204X2014000900003 S0100-204X2014000900673 S0100-204X2014000900673.pdf 1030251743943217 |
url |
http://dx.doi.org/10.1590/S0100-204X2014000900003 http://hdl.handle.net/11449/114634 |
identifier_str_mv |
Pesquisa Agropecuária Brasileira. Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira, v. 49, n. 9, p. 673-682, 2014. 0100-204X 10.1590/S0100-204X2014000900003 S0100-204X2014000900673 S0100-204X2014000900673.pdf 1030251743943217 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
Pesquisa Agropecuária Brasileira 0.546 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
673-682 application/pdf |
dc.publisher.none.fl_str_mv |
Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira |
publisher.none.fl_str_mv |
Embrapa Informação TecnológicaPesquisa Agropecuária Brasileira |
dc.source.none.fl_str_mv |
SciELO reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
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1808128771188850688 |