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Registro Completo |
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Biblioteca(s): |
Embrapa Semiárido. |
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Data corrente: |
06/09/2022 |
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Data da última atualização: |
08/09/2022 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
GAVA, C. A. T.; CASTRO, A. P. C. de; PEREIRA, C. A.; GONÇALVES, J. S.; ARAÚJO, L. F. C.; PAZ, C. D. da. |
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Afiliação: |
CARLOS ALBERTO TUAO GAVA, CPATSA; ANA PAULA CARVALHO DE CASTRO, UNEB/DTCS; CARLIANA ARAÚJO PEREIRA, UNEB/DTCS; JOSÉLIA SANTANA GONÇALVES, UPE; LUDMILLA FERREIRA CAJUHI ARAÚJO, UPE; CRISTIANE DOMINGOS DA PAZ, UNEB/DTCS. |
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Título: |
Photoprotector adjuvants to enhance UV tolerance of yeast strains for controlling mango decay using pre-harvest spraying. |
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Ano de publicação: |
2018 |
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Fonte/Imprenta: |
Biocontrol Science and Technology, v. 28, n. 9, p. 811-822, 2018. |
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Idioma: |
Inglês |
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Conteúdo: |
Post-harvest mango decay is caused by multiple pathogens in tropical conditions but concerns regarding the risk of food contamination by fungicides established biocontrol as a promising alternative. However, occurrence of quiescent infections requires pre-harvest applications of biocontrol agents (BCA), exposing them to harmful UV radiation effects. The objective of this work was to evaluate UV sensitivity of yeast BCA strains previously selected against multiple pathogens that cause mango decay and evaluate suitable UV protectants. In a first bioassay conducted exposing yeast suspensions sprayed on glass plates, it was verified that Saccharomyces sp. ESA47 and Pichia kudriavzevii CMIAT171 were highly sensitive to UV, while Saccharomyces cerevisiae ESA45 had a slightly lower mortality. A bioassay using fragments of mango peels evaluated UV protection from increasing concentrations of starch, dextrin, casein, benzophenone, and cinnamic acid derivative compounds. Results showed that starch and isoamyl p-methoxycinnamate (NHE-1000) resulted in higher survival for yeast strains in doses of 10.0 and 1.0 g kg−1, respectively. Application of the yeast BCA in a semi-commercial mango orchard resulted in a significant reduction of post-harvest disease incidence and severity. Field application of the yeasts in technical grade preparations containing both UV protectants enhanced the control efficiency by 52.5, 31.9, and 37.7% for ESA45, ESA47, and CMIAT171, respectively. MenosPost-harvest mango decay is caused by multiple pathogens in tropical conditions but concerns regarding the risk of food contamination by fungicides established biocontrol as a promising alternative. However, occurrence of quiescent infections requires pre-harvest applications of biocontrol agents (BCA), exposing them to harmful UV radiation effects. The objective of this work was to evaluate UV sensitivity of yeast BCA strains previously selected against multiple pathogens that cause mango decay and evaluate suitable UV protectants. In a first bioassay conducted exposing yeast suspensions sprayed on glass plates, it was verified that Saccharomyces sp. ESA47 and Pichia kudriavzevii CMIAT171 were highly sensitive to UV, while Saccharomyces cerevisiae ESA45 had a slightly lower mortality. A bioassay using fragments of mango peels evaluated UV protection from increasing concentrations of starch, dextrin, casein, benzophenone, and cinnamic acid derivative compounds. Results showed that starch and isoamyl p-methoxycinnamate (NHE-1000) resulted in higher survival for yeast strains in doses of 10.0 and 1.0 g kg−1, respectively. Application of the yeast BCA in a semi-commercial mango orchard resulted in a significant reduction of post-harvest disease incidence and severity. Field application of the yeasts in technical grade preparations containing both UV protectants enhanced the control efficiency by 52.5, 31.9, and 37.7% for ESA45, ESA47, and CMIAT171, respectivel... Mostrar Tudo |
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Palavras-Chave: |
Podridão da manga; Protetores UV. |
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Thesagro: |
Controle Biológico; Doença; Manga; Mangifera Indica; Pós-Colheita. |
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Thesaurus Nal: |
Mangoes; Postharvest technology; Postharvest treatment. |
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Categoria do assunto: |
S Ciências Biológicas |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1146190/1/Photoprotector-adjuvants-to-enhance-UV-2018.pdf
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Marc: |
LEADER 02411naa a2200301 a 4500
001 2146190
005 2022-09-08
008 2018 bl uuuu u00u1 u #d
100 1 $aGAVA, C. A. T.
245 $aPhotoprotector adjuvants to enhance UV tolerance of yeast strains for controlling mango decay using pre-harvest spraying.$h[electronic resource]
260 $c2018
520 $aPost-harvest mango decay is caused by multiple pathogens in tropical conditions but concerns regarding the risk of food contamination by fungicides established biocontrol as a promising alternative. However, occurrence of quiescent infections requires pre-harvest applications of biocontrol agents (BCA), exposing them to harmful UV radiation effects. The objective of this work was to evaluate UV sensitivity of yeast BCA strains previously selected against multiple pathogens that cause mango decay and evaluate suitable UV protectants. In a first bioassay conducted exposing yeast suspensions sprayed on glass plates, it was verified that Saccharomyces sp. ESA47 and Pichia kudriavzevii CMIAT171 were highly sensitive to UV, while Saccharomyces cerevisiae ESA45 had a slightly lower mortality. A bioassay using fragments of mango peels evaluated UV protection from increasing concentrations of starch, dextrin, casein, benzophenone, and cinnamic acid derivative compounds. Results showed that starch and isoamyl p-methoxycinnamate (NHE-1000) resulted in higher survival for yeast strains in doses of 10.0 and 1.0 g kg−1, respectively. Application of the yeast BCA in a semi-commercial mango orchard resulted in a significant reduction of post-harvest disease incidence and severity. Field application of the yeasts in technical grade preparations containing both UV protectants enhanced the control efficiency by 52.5, 31.9, and 37.7% for ESA45, ESA47, and CMIAT171, respectively.
650 $aMangoes
650 $aPostharvest technology
650 $aPostharvest treatment
650 $aControle Biológico
650 $aDoença
650 $aManga
650 $aMangifera Indica
650 $aPós-Colheita
653 $aPodridão da manga
653 $aProtetores UV
700 1 $aCASTRO, A. P. C. de
700 1 $aPEREIRA, C. A.
700 1 $aGONÇALVES, J. S.
700 1 $aARAÚJO, L. F. C.
700 1 $aPAZ, C. D. da
773 $tBiocontrol Science and Technology$gv. 28, n. 9, p. 811-822, 2018.
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Registro original: |
Embrapa Semiárido (CPATSA) |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Solos. Para informações adicionais entre em contato com cnps.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Solos. |
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Data corrente: |
27/03/2009 |
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Data da última atualização: |
27/03/2009 |
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Tipo da produção científica: |
Monitoramento/Zoneamento |
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Autoria: |
ACCIOLY, L. J. de O.; SILVA, A. B. da; SILVEIRA, H. L. F. da; LOPES, H. L.; FONSECA, J. C. da; MENEZES, A. A. de A.; SILVA, J. A. da; SILVA, E. A. da; FRANÇA, A. E. D. de; SILVA, F. F. da; GUIMARÃES, L. M.; AZEVEDO, V. W. B.; SILVA, E. A. da. |
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Afiliação: |
Luciano José de Oliveira Accioly, Embrapa Solos; Ademar Barros da Silva, Embrapa Solos; Hilton Luís Ferraz da Silveira, Embrapa Solos; Hélio Leandro Lopes, Embrapa Solos; João Cordeiro da Fonseca, Embrapa Solos; Arnaldo A. de Alecrim Menezes, Embrapa Solos; Juliana Alves da Silva, Embrapa Solos; Eduardo Alves da Silva, Embrapa Solos; Álvaro Eugênio Duarte de França, Embrapa Solos; Fábio Fernandes da Silva, Embrapa Solos; Luciano Macedo Guimarães, Embrapa Solos; Verônica Wilma Bezerra Azevedo, Embrapa Solos; Eudmar Alves da Silva, Embrapa Solos. |
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Título: |
Mapa relatório de uso e cobertura das terras do estado de Alagoas - Folha Garanhuns. |
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Ano de publicação: |
2008 |
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Fonte/Imprenta: |
Recife: Embrapa Solos UEP, 2008. |
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Páginas: |
1 mapa. |
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Descrição Física: |
mapa color.; escala 1:100.000. |
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Idioma: |
Português |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 00768nem a2200253 a 4500
001 1340030
005 2009-03-27
008 2008 bl uuuu u0uu1 u #d
100 1 $aACCIOLY, L. J. de O.
245 $aMapa relatório de uso e cobertura das terras do estado de Alagoas - Folha Garanhuns.
260 $aRecife: Embrapa Solos UEP$c2008
300 $a1 mapa.$cmapa color.; escala 1:100.000.
700 1 $aSILVA, A. B. da
700 1 $aSILVEIRA, H. L. F. da
700 1 $aLOPES, H. L.
700 1 $aFONSECA, J. C. da
700 1 $aMENEZES, A. A. de A.
700 1 $aSILVA, J. A. da
700 1 $aSILVA, E. A. da
700 1 $aFRANÇA, A. E. D. de
700 1 $aSILVA, F. F. da
700 1 $aGUIMARÃES, L. M.
700 1 $aAZEVEDO, V. W. B.
700 1 $aSILVA, E. A. da
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