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Registro Completo |
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Biblioteca(s): |
Embrapa Unidades Centrais. |
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Data corrente: |
10/06/1999 |
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Data da última atualização: |
19/06/2019 |
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Autoria: |
PEIXOTO, J. R.; SANTOS, L. C.; RODRIGUES, F. de A.; JULIATTI, F. C.; LYRA, J. R. M. |
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Afiliação: |
JOSÉ RICARDO PEIXOTO, Universidade de Brasília - UnB/Faculdade de Agronomia e Med. Veterinária; LUCIANA CRISTINA SANTOS, Universidade Federal de Uberlândia - UFU/Departamento de Agronomia - DEAGO; FABRICIO DE ÁVILA RODRIGUES, Engenheiro Agronomo; FERNANDO CESAR JULIATTI, Universidade Federal de Uberlândia - UFU/Departamento de Agronomia - DEAGO; JAIRO ROBERTO MENDONÇA LYRA, Universidade Federal de Uberlândia - UFU/Departamento de Agronomia - DEAGO. Bolsista CNPq. |
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Título: |
Seleção de clones de batata-doce resistentes a insetos de solo. |
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Ano de publicação: |
1999 |
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Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, Brasília, DF, v. 34, n. 3, p. 385-89, mar. 1999 |
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Idioma: |
Português |
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Notas: |
Título em inglês: Screening of sweet potato clones resistant to soil insects. |
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Conteúdo: |
O objetivo deste trabalho foi selecionar clones comerciais de batata-doce para a regiao do Triangulo Mineiro. Dos clones avaliados, 60 foram obtidos por policruzamentos e cedidos pela Universidade Federal de Lavras (UFLA), tres, entre produtores rurais dos municipios de Araguari, Uberlandia e Machado, todos do Estado de Minas Gerais, e outros nove foram usados como testemunhas (Brazlandia Branca, Brazlandia Rosada, Surpresa, Rio Doce, Morena Roxa, Coquinho, Arroba, Pira 1 e o Clone 042). O experimento foi instalado no espacamento de 1,10 x 0,45 m, utilizando-se o delineamento blocos casualizados, com 72 tratamentos, quatro repeticoes e 16 plantas por parcela. Entre os clones avaliados 32,8% apresentaram alta ou moderada resistencia a insetos de solo. O clone 95041 foi o mais produtivo, com 28.048,96 kg/ha. Os clones 95009, 95010, 95014, 95020, 95033, 95042 e 95057 foram altamente resistentes a insetos de solo. |
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Palavras-Chave: |
Resistance. |
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Thesagro: |
Ipomoea Batatas; Melhoramento; Resistência. |
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Thesaurus Nal: |
breeding. |
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Categoria do assunto: |
-- |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/AI-SEDE/13824/1/PAB97027.pdf
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Marc: |
LEADER 01663naa a2200241 a 4500
001 1098040
005 2019-06-19
008 1999 bl uuuu u00u1 u #d
100 1 $aPEIXOTO, J. R.
245 $aSeleção de clones de batata-doce resistentes a insetos de solo.
260 $c1999
500 $aTítulo em inglês: Screening of sweet potato clones resistant to soil insects.
520 $aO objetivo deste trabalho foi selecionar clones comerciais de batata-doce para a regiao do Triangulo Mineiro. Dos clones avaliados, 60 foram obtidos por policruzamentos e cedidos pela Universidade Federal de Lavras (UFLA), tres, entre produtores rurais dos municipios de Araguari, Uberlandia e Machado, todos do Estado de Minas Gerais, e outros nove foram usados como testemunhas (Brazlandia Branca, Brazlandia Rosada, Surpresa, Rio Doce, Morena Roxa, Coquinho, Arroba, Pira 1 e o Clone 042). O experimento foi instalado no espacamento de 1,10 x 0,45 m, utilizando-se o delineamento blocos casualizados, com 72 tratamentos, quatro repeticoes e 16 plantas por parcela. Entre os clones avaliados 32,8% apresentaram alta ou moderada resistencia a insetos de solo. O clone 95041 foi o mais produtivo, com 28.048,96 kg/ha. Os clones 95009, 95010, 95014, 95020, 95033, 95042 e 95057 foram altamente resistentes a insetos de solo.
650 $abreeding
650 $aIpomoea Batatas
650 $aMelhoramento
650 $aResistência
653 $aResistance
700 1 $aSANTOS, L. C.
700 1 $aRODRIGUES, F. de A.
700 1 $aJULIATTI, F. C.
700 1 $aLYRA, J. R. M.
773 $tPesquisa Agropecuária Brasileira, Brasília, DF$gv. 34, n. 3, p. 385-89, mar. 1999
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Registro original: |
Embrapa Unidades Centrais (AI-SEDE) |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Milho e Sorgo. Para informações adicionais entre em contato com cnpms.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Milho e Sorgo. |
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Data corrente: |
10/11/2023 |
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Data da última atualização: |
17/01/2024 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 3 |
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Autoria: |
SANTOS, P. C. S.; TEIXEIRA, B. A.; QUEIROZ, V. A. V.; VIDIGAL, M. C. T. R.; STRINGHETA, P. C.; BARROS, F. A. R. de. |
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Afiliação: |
PAULA CRISTINA SILVA SANTOS, UNIVERSIDADE FEDERAL DE VIÇOSA; BÁRBARA AVANCINI TEIXEIRA, UNIVERSIDADE FEDERAL DE VIÇOSA; VALERIA APARECIDA VIEIRA QUEIROZ, CNPMS; MÁRCIA CRISTINA TEIXEIRA RIBEIRO VIDIGAL, UNIVERSIDADE FEDERAL DE VIÇOSA; PAULO CÉSAR STRINGHETA, UNIVERSIDADE DEFERAL DE VIÇOSA; FREDERICO AUGUSTO RIBEIRO DE BARROS, UNIVERSIDADE FEDERAL DE VIÇOSA. |
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Título: |
Optimization of ultrasound-assisted extraction of sorghum phenolics and effect on the stability of 3-deoxyanthocyanins. |
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Ano de publicação: |
2023 |
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Fonte/Imprenta: |
Journal of Food Science, v. 88, p. 5078–5092, 2023. |
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DOI: |
https://doi.org/10.1111/1750-3841.16826 |
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Idioma: |
Inglês |
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Conteúdo: |
Sorghum 3-deoxyanthocyanins (3-DXAs) have greater stability when compared to other anthocyanins. However, the efficiency in extracting these phenolic compounds from cereals, using conventional methods, is low, because most of them are bound to the cell wall. Thus, the aim of this study was to optimize the ultrasound-assisted extraction (UAE) of anthocyanins and total phenolics from sorghum flour, and evaluate the stability of the 3-DXAs. Two frequencies (25 and 45 kHz) were applied in a Central Composite Rotational design to investigate the effect of the variables time (5?75 min) and temperature (30?65°C) using the UAE, with amplitude of the ultrasonic power set at 400 W. In addition, the stability of the 3-DXAs present in the extracts was evaluated. It was possible to successfully optimize the extraction of total anthocyanins (both frequencies) and phenolics (at 45 kHz), and then to obtain equations, to predict their concentrations, with high R2. The efficiency of UAE was observed, increasing the yield of total anthocyanins, phenolics, and antioxidant capacity at the frequencies of 25 and 45 kHz by 30% and 27%, 10% and 5%, and 30% and 15%, respectively. The apigeninidin was the major 3-DXA found in the extracts, and the luteolinidin was the most stable over storage time. Overall, there was no difference in the 3-DXAs stability obtained by the UAE compared to the conventional method. Thus, ultrasound is an alternative to obtaining sorghum extracts rich in 3-DXAs and other phenolic compounds. MenosSorghum 3-deoxyanthocyanins (3-DXAs) have greater stability when compared to other anthocyanins. However, the efficiency in extracting these phenolic compounds from cereals, using conventional methods, is low, because most of them are bound to the cell wall. Thus, the aim of this study was to optimize the ultrasound-assisted extraction (UAE) of anthocyanins and total phenolics from sorghum flour, and evaluate the stability of the 3-DXAs. Two frequencies (25 and 45 kHz) were applied in a Central Composite Rotational design to investigate the effect of the variables time (5?75 min) and temperature (30?65°C) using the UAE, with amplitude of the ultrasonic power set at 400 W. In addition, the stability of the 3-DXAs present in the extracts was evaluated. It was possible to successfully optimize the extraction of total anthocyanins (both frequencies) and phenolics (at 45 kHz), and then to obtain equations, to predict their concentrations, with high R2. The efficiency of UAE was observed, increasing the yield of total anthocyanins, phenolics, and antioxidant capacity at the frequencies of 25 and 45 kHz by 30% and 27%, 10% and 5%, and 30% and 15%, respectively. The apigeninidin was the major 3-DXA found in the extracts, and the luteolinidin was the most stable over storage time. Overall, there was no difference in the 3-DXAs stability obtained by the UAE compared to the conventional method. Thus, ultrasound is an alternative to obtaining sorghum extracts rich in 3-DXAs and other ph... Mostrar Tudo |
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Thesagro: |
Antioxidante; Composto Fenólico; Sorgo; Ultrassom. |
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Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
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Marc: |
LEADER 02285naa a2200241 a 4500
001 2158153
005 2024-01-17
008 2023 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.1111/1750-3841.16826$2DOI
100 1 $aSANTOS, P. C. S.
245 $aOptimization of ultrasound-assisted extraction of sorghum phenolics and effect on the stability of 3-deoxyanthocyanins.$h[electronic resource]
260 $c2023
520 $aSorghum 3-deoxyanthocyanins (3-DXAs) have greater stability when compared to other anthocyanins. However, the efficiency in extracting these phenolic compounds from cereals, using conventional methods, is low, because most of them are bound to the cell wall. Thus, the aim of this study was to optimize the ultrasound-assisted extraction (UAE) of anthocyanins and total phenolics from sorghum flour, and evaluate the stability of the 3-DXAs. Two frequencies (25 and 45 kHz) were applied in a Central Composite Rotational design to investigate the effect of the variables time (5?75 min) and temperature (30?65°C) using the UAE, with amplitude of the ultrasonic power set at 400 W. In addition, the stability of the 3-DXAs present in the extracts was evaluated. It was possible to successfully optimize the extraction of total anthocyanins (both frequencies) and phenolics (at 45 kHz), and then to obtain equations, to predict their concentrations, with high R2. The efficiency of UAE was observed, increasing the yield of total anthocyanins, phenolics, and antioxidant capacity at the frequencies of 25 and 45 kHz by 30% and 27%, 10% and 5%, and 30% and 15%, respectively. The apigeninidin was the major 3-DXA found in the extracts, and the luteolinidin was the most stable over storage time. Overall, there was no difference in the 3-DXAs stability obtained by the UAE compared to the conventional method. Thus, ultrasound is an alternative to obtaining sorghum extracts rich in 3-DXAs and other phenolic compounds.
650 $aAntioxidante
650 $aComposto Fenólico
650 $aSorgo
650 $aUltrassom
700 1 $aTEIXEIRA, B. A.
700 1 $aQUEIROZ, V. A. V.
700 1 $aVIDIGAL, M. C. T. R.
700 1 $aSTRINGHETA, P. C.
700 1 $aBARROS, F. A. R. de
773 $tJournal of Food Science$gv. 88, p. 5078–5092, 2023.
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