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Registro Completo |
Biblioteca(s): |
Embrapa Café. |
Data corrente: |
03/01/2024 |
Data da última atualização: |
03/01/2024 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
SENRA, J. F. de B.; SILVA, J. A. da; FERREIRA, A.; ESPOSTI, M. D. D.; FERRAO, M. A. G.; FASSARELLA, K. M.; SILVA, U. R.; MILHEIROS, I. S.; SILVA, F. G. da. |
Afiliação: |
JOAO FELIPE DE BRITES SENRA, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; JOSIMAR ALEIXO DA SILVA, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; ADESIO FERREIRA, UNIVERSIDADE FEDERAL DO ESPÍRITO SANTO; MARLON DUTRA DEGLI ESPOSTI, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; MARIA AMELIA GAVA FERRAO, CNPCa; KAMILA MACHADO FASSARELLA, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; ULIANA RIBEIRO SILVA, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; IDALINA STURIAO MILHEIROS, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL; FERNANDA GOMES DA SILVA, INSTITUTO CAPIXABA DE PESQUISA, ASSISTÊNCIA TÉCNICA E EXTENSÃO RURAL. |
Título: |
Initial performance and genetic diversity of coffee trees cultivated under contrasting altitude conditions. |
Ano de publicação: |
2023 |
Fonte/Imprenta: |
Scientia Agricola, v. 80, e20220163, 2023. |
Páginas: |
11 p. |
DOI: |
https://doi.org/10.1590/1678-992X-2022-0163 |
Idioma: |
Inglês |
Conteúdo: |
This work evaluated the initial performance and genetic diversity of Coffea canephora genotypes cultivated in environments at contrasting altitudes. Fourteen morphophysiological traits and seven descriptors of the genus Coffea spp. of coffee trees cultivated at altitudes of 140 m and 700 m were evaluated. The design used was Federer’s augmented block in a 2 × 112 factorial scheme with six blocks. The first factor was the two environments, and the second was the 112 genotypes, with eight common treatments, being five conilon coffee clones and three arabica coffee cultivars. The data were analyzed by the method of REML/BLUP and genetic correlation method. Genetic diversity was evaluated by estimating the distance matrix, applying the Gower methodology followed by the clustering method by Tocher and UPGMA. The phenotypic means were higher in the environment at an altitude of 700 m, except for plant height, number of leaves, and canopy height (CH). Genotypic effects were significant for most traits except for leaf width, CH, unit leaf area, and total leaf area. A wide genetic diversity was verified, with distances varying from 0.037 to 0.593 for the pairs of genotypes 26 × 93 and T7 × 76, respectively. Most of the traits studied showed high genotypic correlation with the environment and expressive genetic correlation between the evaluated traits thereby demonstrating the possibility of indirect selection. There is an adaptation of conilon coffee genotypes to high altitudes and the possibility of developing a specific cultivar for the southern state of Espírito Santo. MenosThis work evaluated the initial performance and genetic diversity of Coffea canephora genotypes cultivated in environments at contrasting altitudes. Fourteen morphophysiological traits and seven descriptors of the genus Coffea spp. of coffee trees cultivated at altitudes of 140 m and 700 m were evaluated. The design used was Federer’s augmented block in a 2 × 112 factorial scheme with six blocks. The first factor was the two environments, and the second was the 112 genotypes, with eight common treatments, being five conilon coffee clones and three arabica coffee cultivars. The data were analyzed by the method of REML/BLUP and genetic correlation method. Genetic diversity was evaluated by estimating the distance matrix, applying the Gower methodology followed by the clustering method by Tocher and UPGMA. The phenotypic means were higher in the environment at an altitude of 700 m, except for plant height, number of leaves, and canopy height (CH). Genotypic effects were significant for most traits except for leaf width, CH, unit leaf area, and total leaf area. A wide genetic diversity was verified, with distances varying from 0.037 to 0.593 for the pairs of genotypes 26 × 93 and T7 × 76, respectively. Most of the traits studied showed high genotypic correlation with the environment and expressive genetic correlation between the evaluated traits thereby demonstrating the possibility of indirect selection. There is an adaptation of conilon coffee genotypes to high altitudes and t... Mostrar Tudo |
Thesagro: |
Coffea Canephora. |
Thesaurus Nal: |
Genetic variance; Genotype; Seed trees. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1160420/1/initial-performance-and-genetic.pdf
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Marc: |
LEADER 02457naa a2200289 a 4500 001 2160420 005 2024-01-03 008 2023 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1590/1678-992X-2022-0163$2DOI 100 1 $aSENRA, J. F. de B. 245 $aInitial performance and genetic diversity of coffee trees cultivated under contrasting altitude conditions.$h[electronic resource] 260 $c2023 300 $a11 p. 520 $aThis work evaluated the initial performance and genetic diversity of Coffea canephora genotypes cultivated in environments at contrasting altitudes. Fourteen morphophysiological traits and seven descriptors of the genus Coffea spp. of coffee trees cultivated at altitudes of 140 m and 700 m were evaluated. The design used was Federer’s augmented block in a 2 × 112 factorial scheme with six blocks. The first factor was the two environments, and the second was the 112 genotypes, with eight common treatments, being five conilon coffee clones and three arabica coffee cultivars. The data were analyzed by the method of REML/BLUP and genetic correlation method. Genetic diversity was evaluated by estimating the distance matrix, applying the Gower methodology followed by the clustering method by Tocher and UPGMA. The phenotypic means were higher in the environment at an altitude of 700 m, except for plant height, number of leaves, and canopy height (CH). Genotypic effects were significant for most traits except for leaf width, CH, unit leaf area, and total leaf area. A wide genetic diversity was verified, with distances varying from 0.037 to 0.593 for the pairs of genotypes 26 × 93 and T7 × 76, respectively. Most of the traits studied showed high genotypic correlation with the environment and expressive genetic correlation between the evaluated traits thereby demonstrating the possibility of indirect selection. There is an adaptation of conilon coffee genotypes to high altitudes and the possibility of developing a specific cultivar for the southern state of Espírito Santo. 650 $aGenetic variance 650 $aGenotype 650 $aSeed trees 650 $aCoffea Canephora 700 1 $aSILVA, J. A. da 700 1 $aFERREIRA, A. 700 1 $aESPOSTI, M. D. D. 700 1 $aFERRAO, M. A. G. 700 1 $aFASSARELLA, K. M. 700 1 $aSILVA, U. R. 700 1 $aMILHEIROS, I. S. 700 1 $aSILVA, F. G. da 773 $tScientia Agricola$gv. 80, e20220163, 2023.
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Embrapa Café (CNPCa) |
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Registro Completo
Biblioteca(s): |
Embrapa Mandioca e Fruticultura. |
Data corrente: |
16/12/2009 |
Data da última atualização: |
26/01/2010 |
Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
Autoria: |
LUCENA, R. S.; OLIVEIRA, E. J. de; MOTTA, T. B. N.; LIMA, D. S. de; MACHADO, M. D.; DANTAS, J. L. L. |
Afiliação: |
Rangel Sales Lucena, UFRB; Eder Jorge de Oliveira, CNPMF; Tiago Borges Nunes Motta, UFRB; Diêgo Souza de Lima, UFRB; Marlos Dourado Machado, UFRB; Jorge Luiz Loyola Dantas, CNPMF. |
Título: |
Correlação entre as características físico-químicas no germoplasma de mamoeiro. |
Ano de publicação: |
2009 |
Fonte/Imprenta: |
In: JORNADA CIENTÍFICA EMBRAPA MANDIOCA E FRUTICULTURA TROPICAL, 3., 2009, Cruz das Almas. Anais... Cruz das Almas: Embrapa Mandioca e Fruticultura Tropical, 2009. 1 CD-ROM. |
Idioma: |
Português |
Conteúdo: |
Este trabalho teve como objetivo avaliar a correlação, a partir de 10 descritores físico-químicos em 28 acessos do Banco Ativo de Germoplasma de Mamão (BAG-Mamão) da Embrapa Mandioca e Fruticultura Tropical. As características analisadas foram; firmeza do fruto (FF); peso do fruto (PF); comprimento do fruto (CF); diâmetro do fruto (DF); diâmetro da cavidade interna (DCI); espessura da casca (EC); espessura da polpa (EP); teor de açúcares (Brix); pH e vitamina C. Observaram-se correlações positivas e significativas para as características: , PFxDF, PFxDCI, PFxEP, CFxDF, CFxEP, CFxDCI e DFxDCI e correlação significativa e negativa para PFxEC. Entretanto, o teor de vitamina C não foi correlacionado com nenhuma outra característica. |
Palavras-Chave: |
Carica papaya L. |
Thesagro: |
Germoplasma; Mamão; Melhoramento Genético Vegetal. |
Categoria do assunto: |
-- |
Marc: |
LEADER 01530naa a2200229 a 4500 001 1656442 005 2010-01-26 008 2009 bl uuuu u00u1 u #d 100 1 $aLUCENA, R. S. 245 $aCorrelação entre as características físico-químicas no germoplasma de mamoeiro. 260 $c2009 520 $aEste trabalho teve como objetivo avaliar a correlação, a partir de 10 descritores físico-químicos em 28 acessos do Banco Ativo de Germoplasma de Mamão (BAG-Mamão) da Embrapa Mandioca e Fruticultura Tropical. As características analisadas foram; firmeza do fruto (FF); peso do fruto (PF); comprimento do fruto (CF); diâmetro do fruto (DF); diâmetro da cavidade interna (DCI); espessura da casca (EC); espessura da polpa (EP); teor de açúcares (Brix); pH e vitamina C. Observaram-se correlações positivas e significativas para as características: , PFxDF, PFxDCI, PFxEP, CFxDF, CFxEP, CFxDCI e DFxDCI e correlação significativa e negativa para PFxEC. Entretanto, o teor de vitamina C não foi correlacionado com nenhuma outra característica. 650 $aGermoplasma 650 $aMamão 650 $aMelhoramento Genético Vegetal 653 $aCarica papaya L 700 1 $aOLIVEIRA, E. J. de 700 1 $aMOTTA, T. B. N. 700 1 $aLIMA, D. S. de 700 1 $aMACHADO, M. D. 700 1 $aDANTAS, J. L. L. 773 $tIn: JORNADA CIENTÍFICA EMBRAPA MANDIOCA E FRUTICULTURA TROPICAL, 3., 2009, Cruz das Almas. Anais... Cruz das Almas: Embrapa Mandioca e Fruticultura Tropical, 2009. 1 CD-ROM.
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