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Registro Completo |
Biblioteca(s): |
Embrapa Milho e Sorgo. |
Data corrente: |
28/01/2019 |
Data da última atualização: |
28/01/2019 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
ROCHA, M. J. da; NUNES, J. A. R.; PARRELLA, R. A. da C.; LEITE, P.; LOMBARDI, G. M. R.; MOURA, M. L. C.; SCHAFFERT, R. E.; BRUZI, A. T. |
Afiliação: |
Mara Jane da Rocha, Universidade Federal de Lavras; José Airton Rodrigues Nunes, Universidade Federal de Lavras; RAFAEL AUGUSTO DA COSTA PARRELLA, CNPMS; Pakizza Sherma da Silva Leite, Universidade Federal de Lavras; Gabrielle Maria Romeiro Lombardi, Universidade Federal de Lavras; Mayra Luiza Costa Moura, Universidade Federal de Lavras; ROBERT EUGENE SCHAFFERT, CNPMS; Adriano Teodoro Bruzi, Universidade Federal de Lavras. |
Título: |
General and specific combining ability in sweet sorghum. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Crop Breeding and Applied Biotechnology, Londrina, v. 18, p. 365-372, 2018. |
Idioma: |
Inglês |
Conteúdo: |
In breeding of sweet sorghum hybrids, non-additive genetic effects are important in phenotypic expression of the traits of interest. The aim of this study was to evaluate the general combining ability (GCA) of sweet sorghum lines and the specific combining ability (SCA) of the hybrids for agronomic and technological traits. Five fertility restorer lines, four male-sterile lines, and their hybrids from partial diallel crosses were evaluated in experiments laid out in a 5 x 6 triple rectangular lattice design in the municipalities of Lavras, MG and Sete Lagoas, MG, Brazil. Diallel analysis was performed using the Griffing model adapted to partial diallel crosses. There was a significant effect of GCA and SCA for most of the traits evaluated, indicating the participation of additive or dominant genes in inheritance. The restorer lines CMSX508, BRS 511, CMSXS643, and CMSXS646 show potential for use as parents in sorghum breeding programs. |
Palavras-Chave: |
Dialelo parcial; Reprodução híbrida; Seleção parental. |
Thesagro: |
Sorghum Bicolor. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/191401/1/General-specific-1.pdf
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Marc: |
LEADER 01690naa a2200253 a 4500 001 2104903 005 2019-01-28 008 2018 bl uuuu u00u1 u #d 100 1 $aROCHA, M. J. da 245 $aGeneral and specific combining ability in sweet sorghum.$h[electronic resource] 260 $c2018 520 $aIn breeding of sweet sorghum hybrids, non-additive genetic effects are important in phenotypic expression of the traits of interest. The aim of this study was to evaluate the general combining ability (GCA) of sweet sorghum lines and the specific combining ability (SCA) of the hybrids for agronomic and technological traits. Five fertility restorer lines, four male-sterile lines, and their hybrids from partial diallel crosses were evaluated in experiments laid out in a 5 x 6 triple rectangular lattice design in the municipalities of Lavras, MG and Sete Lagoas, MG, Brazil. Diallel analysis was performed using the Griffing model adapted to partial diallel crosses. There was a significant effect of GCA and SCA for most of the traits evaluated, indicating the participation of additive or dominant genes in inheritance. The restorer lines CMSX508, BRS 511, CMSXS643, and CMSXS646 show potential for use as parents in sorghum breeding programs. 650 $aSorghum Bicolor 653 $aDialelo parcial 653 $aReprodução híbrida 653 $aSeleção parental 700 1 $aNUNES, J. A. R. 700 1 $aPARRELLA, R. A. da C. 700 1 $aLEITE, P. 700 1 $aLOMBARDI, G. M. R. 700 1 $aMOURA, M. L. C. 700 1 $aSCHAFFERT, R. E. 700 1 $aBRUZI, A. T. 773 $tCrop Breeding and Applied Biotechnology, Londrina$gv. 18, p. 365-372, 2018.
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Embrapa Milho e Sorgo (CNPMS) |
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Registro Completo
Biblioteca(s): |
Embrapa Unidades Centrais. |
Data corrente: |
13/10/2010 |
Data da última atualização: |
30/04/2018 |
Autoria: |
OLIVEIRA, M. L. P. de; COSTA, M. G. C.; SILVA, C. V. da; OTONI, W. C. |
Afiliação: |
Maria Luiza Peixoto de Oliveira, Universidade Federal de Viçosa; Marcio Gilberto Cardoso Costa, Universidade Estadual de Santa Cruz; Crislene Viana da Silva, Universidade Federal de Viçosa; Wagner Campos Otoni, Universidade Federal de Viçosa. |
Título: |
Growth regulators, culture media and antibiotics in the in vitro shoot regeneration from mature tissue of citrus cultivars. |
Ano de publicação: |
2010 |
Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, Brasília, DF, v. 45, n. 7, p.654-660, jul. 2010 |
Idioma: |
Inglês |
Notas: |
Título em português: Reguladores de crescimento, meio de cultura e antibióticos na regeneração in vitro de tecidos maduros de cultivares de citros. |
Conteúdo: |
The objective of this study was to evaluate the effects of 6-benzylaminopurine (BAP) and ?-naphthaleneacetic acid (NAA) combinations, basal media and beta-lactam antibiotics on in vitro organogenesis from mature stem segments of 'PÛra', 'ValÛncia' and 'Bahia' sweet oranges and 'Cravo' rangpur lime. For induction of shoot regeneration, the segments of the four cultivars were placed on Murashige and Skoog (MS) medium containing the following BAP/NAA concentrations: 0.0/0.0; 0.25/0.0; 0.25/0.25; 0.5/0.0; 0.5/0.5; 1.0/0.0; 2.0/0.0; 2.0/0.25; 2.0/0.5; and 2.0/1.0ámgáL-1. In order to test the influence of the culture media on shoot-bud induction, (MS), Murashige and Tucker (MT), and woody plant medium (WPM) formulations were evaluated, associated with the best combination of plant growth regulators obtained in the previous experiment. The influence of four beta-lactam antibiotics (timentin, cefotaxime sodium salt, meropenem trihydrate and augmentin) on shoot regeneration was determined. Better regeneration responses were achieved when internodal segments were cultured onto MS-based medium with 500 mg L-1 cefotaxime with the following BAP/NAA concentrations: 0.5 + 0.25 mg L-1 for 'Cravo', 1.0 + 0.25 mg L-1 for 'Valência' and 'Bahia', and 1.0 + 0.5 mg L-1 for 'Pêra'. Genotype, growth regulators, basal media and beta-lactam antibiotics affect the morphogenetic response in mature tissues of citrus. |
Palavras-Chave: |
Adult tissues; C sinensis. |
Thesagro: |
Citrus Limonia. |
Thesaurus NAL: |
Antibiotics; Organogenesis. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/105846/1/Growth-regulators.pdf
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Marc: |
LEADER 02263naa a2200229 a 4500 001 1864099 005 2018-04-30 008 2010 bl uuuu u00u1 u #d 100 1 $aOLIVEIRA, M. L. P. de 245 $aGrowth regulators, culture media and antibiotics in the in vitro shoot regeneration from mature tissue of citrus cultivars. 260 $c2010 500 $aTítulo em português: Reguladores de crescimento, meio de cultura e antibióticos na regeneração in vitro de tecidos maduros de cultivares de citros. 520 $aThe objective of this study was to evaluate the effects of 6-benzylaminopurine (BAP) and ?-naphthaleneacetic acid (NAA) combinations, basal media and beta-lactam antibiotics on in vitro organogenesis from mature stem segments of 'PÛra', 'ValÛncia' and 'Bahia' sweet oranges and 'Cravo' rangpur lime. For induction of shoot regeneration, the segments of the four cultivars were placed on Murashige and Skoog (MS) medium containing the following BAP/NAA concentrations: 0.0/0.0; 0.25/0.0; 0.25/0.25; 0.5/0.0; 0.5/0.5; 1.0/0.0; 2.0/0.0; 2.0/0.25; 2.0/0.5; and 2.0/1.0ámgáL-1. In order to test the influence of the culture media on shoot-bud induction, (MS), Murashige and Tucker (MT), and woody plant medium (WPM) formulations were evaluated, associated with the best combination of plant growth regulators obtained in the previous experiment. The influence of four beta-lactam antibiotics (timentin, cefotaxime sodium salt, meropenem trihydrate and augmentin) on shoot regeneration was determined. Better regeneration responses were achieved when internodal segments were cultured onto MS-based medium with 500 mg L-1 cefotaxime with the following BAP/NAA concentrations: 0.5 + 0.25 mg L-1 for 'Cravo', 1.0 + 0.25 mg L-1 for 'Valência' and 'Bahia', and 1.0 + 0.5 mg L-1 for 'Pêra'. Genotype, growth regulators, basal media and beta-lactam antibiotics affect the morphogenetic response in mature tissues of citrus. 650 $aAntibiotics 650 $aOrganogenesis 650 $aCitrus Limonia 653 $aAdult tissues 653 $aC sinensis 700 1 $aCOSTA, M. G. C. 700 1 $aSILVA, C. V. da 700 1 $aOTONI, W. C. 773 $tPesquisa Agropecuária Brasileira, Brasília, DF$gv. 45, n. 7, p.654-660, jul. 2010
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