|
|
Registro Completo |
Biblioteca(s): |
Embrapa Semiárido. |
Data corrente: |
04/02/2020 |
Data da última atualização: |
04/10/2023 |
Tipo da produção científica: |
Resumo em Anais de Congresso |
Autoria: |
DUTRA, M. de F. B.; ALOUFA, M. H. I.; LUIZ, M. B. P. de A.; MELO, N. F. de; LIMA, G. F. da C. |
Afiliação: |
MARIA DE FÁTIMA BATISTA DUTRA; MAGDI HAMED IBRAHIM ALOUFA; MAYNA BUCCOS PENHA DE ALMEIDA LUIZ; NATONIEL FRANKLIN DE MELO, CPATSA; GUILHERME FERREIRA DA COSTA LIMA. |
Título: |
Efeito do hipoclorito de sódio na desinfestação da variedade de palma Orelha-de-elefante (Opuntia stricta). |
Ano de publicação: |
2019 |
Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE FLORICULTURA E PLANTAS ORNAMENTAIS, 22.; CONGRESSO BRASILEIRO DE CULTURA DE TECIDOS DE PLANTAS, 9., 2019, Juazeiro, BA. Propagando inovações para o florescimento de novos mercados: anais. Juazeiro: UNIVASF; Petrolina: Embrapa Semiárido: Instituto Federal - Sertão Pernambucano, 2019. |
Páginas: |
p. 297. |
Idioma: |
Português |
Conteúdo: |
O objetivo do trabalho foi avaliar a concentração de hipoclorito de sódio na desinfestação da variedade de palma ?orelha-de-elefante? para a propagação in vitro. |
Palavras-Chave: |
Hipoclorito de sódio; Orelha-de-elefante; Propagação in vitro; Semiárido. |
Thesagro: |
Desinfestação; Forragem; Micropropagação; Palma Forrageira; Propagação Vegetativa. |
Thesaurus Nal: |
Opuntia stricta. |
Categoria do assunto: |
G Melhoramento Genético |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/210187/1/Efeito-do-hipoclorito-de-sodio-na-desinfestacao-2019.pdf
|
Marc: |
LEADER 01316nam a2200289 a 4500 001 2119806 005 2023-10-04 008 2019 bl uuuu u00u1 u #d 100 1 $aDUTRA, M. de F. B. 245 $aEfeito do hipoclorito de sódio na desinfestação da variedade de palma Orelha-de-elefante (Opuntia stricta).$h[electronic resource] 260 $aIn: CONGRESSO BRASILEIRO DE FLORICULTURA E PLANTAS ORNAMENTAIS, 22.; CONGRESSO BRASILEIRO DE CULTURA DE TECIDOS DE PLANTAS, 9., 2019, Juazeiro, BA. Propagando inovações para o florescimento de novos mercados: anais. Juazeiro: UNIVASF; Petrolina: Embrapa Semiárido: Instituto Federal - Sertão Pernambucano$c2019 300 $ap. 297. 520 $aO objetivo do trabalho foi avaliar a concentração de hipoclorito de sódio na desinfestação da variedade de palma ?orelha-de-elefante? para a propagação in vitro. 650 $aOpuntia stricta 650 $aDesinfestação 650 $aForragem 650 $aMicropropagação 650 $aPalma Forrageira 650 $aPropagação Vegetativa 653 $aHipoclorito de sódio 653 $aOrelha-de-elefante 653 $aPropagação in vitro 653 $aSemiárido 700 1 $aALOUFA, M. H. I. 700 1 $aLUIZ, M. B. P. de A. 700 1 $aMELO, N. F. de 700 1 $aLIMA, G. F. da C.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Semiárido (CPATSA) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
Registro Completo
Biblioteca(s): |
Embrapa Pesca e Aquicultura. |
Data corrente: |
27/02/2024 |
Data da última atualização: |
01/03/2024 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
SILVA, A. F. T.; SILVA, L. B.; MALAQUIAS, J. B.; SALUSTINO, A. S.; CORREIA NETO, D. F.; PACHECO, D. M.; FRAGOSO, D. B.; PEREIRA, E. J. G.; a. |
Afiliação: |
ALISSON FRANCO TORRES DA SILVA, UNIVERSIDADE FEDERAL DO PIAUÍ; LUCIANA BARBOZA SILVA, UNIVERSIDADE FEDERAL DO PIAUÍ; JOSE B. MALAQUIAS, UNIVERSIDADE FEDERAL DA PARAÍBA; ANGELICA S. SALUSTINO, UNIVERSIDADE FEDERAL DA PARAÍBA; DOMINGOS FRANCISCO CORREIA NETO, UNIVERSIDADE FEDERAL DA PARAÍBA; DANIEL MARQUES PACHECO, UNIVERSIDADE FEDERAL DO PIAUÍ; DANIEL DE BRITO FRAGOSO, CNPASA; ELISEU J. G. PEREIRA, UNIVERSIDADE FEDERAL DE VIÇOSA. |
Título: |
Susceptibility of fall armyworm field populations to Vip3Aa/Cry Bt maize in a tropical agricultural region. |
Ano de publicação: |
2024 |
Fonte/Imprenta: |
Agronomy, v. 14, n. 3, p. 451, 2024. |
ISSN: |
2073-4395 |
DOI: |
https://doi.org/10.3390/agronomy14030451 |
Idioma: |
Inglês |
Conteúdo: |
Fall armyworm (FAW, Spodoptera frugiperda) is a polyphagous and migratory lepidopteran pest insect in field crops and is notoriously invasive worldwide. In large portions of the Americas, its populations are managed using transgenic maize or cotton varieties producing insecticidal proteins from Bacillus thuringiensis (Bt), primarily Vip3Aa pyramided with Cry Bt proteins. We determined the susceptibility of FAW field populations from locations pressured with such maize hybrids for over five years. We used time–mortality bioassays with F1 third-instar larvae of six geographically distinct populations collected in maize fields of a tropical agricultural region encompassing four Brazilian states. We maintained the neonate progeny from the field populations on an artificial diet until the third instar, and then determined their survival curves on the foliage of three Vip3Aa/Cry-producing Bt maize hybrids. Death of the mid-size, third-instar FAWs occurred relatively rapidly, with larval mortality rates reaching 98–100% in less than five days regardless of Bt maize hybrid. However, median survival time (ST50) for the larvae differed among the populations, with the lowest and highest ST50 values occurring for PI-Cr (42 h, 1.75 d) and PI-Ur populations (66–90 h, 2.75–3.75 h), respectively. Therefore, the F1 third-instar larvae of FAW populations were largely susceptible to Vip3Aa/Cry-producing maize foliage, and the most contrasting susceptibility occurred in the insects from Piauí state, Brazil. These results indicate that progeny of FAWs from areas highly pressured with Vip3Aa/Cry Bt maize hybrids are killed on maize foliage producing Vip3Aa and Cry Bt proteins despite field reports of increased leaf damage by the larvae in some locations. This research informs decision making for Bt-crop resistance management by producers, technicians, and researchers in local, regional, and world agriculture. MenosFall armyworm (FAW, Spodoptera frugiperda) is a polyphagous and migratory lepidopteran pest insect in field crops and is notoriously invasive worldwide. In large portions of the Americas, its populations are managed using transgenic maize or cotton varieties producing insecticidal proteins from Bacillus thuringiensis (Bt), primarily Vip3Aa pyramided with Cry Bt proteins. We determined the susceptibility of FAW field populations from locations pressured with such maize hybrids for over five years. We used time–mortality bioassays with F1 third-instar larvae of six geographically distinct populations collected in maize fields of a tropical agricultural region encompassing four Brazilian states. We maintained the neonate progeny from the field populations on an artificial diet until the third instar, and then determined their survival curves on the foliage of three Vip3Aa/Cry-producing Bt maize hybrids. Death of the mid-size, third-instar FAWs occurred relatively rapidly, with larval mortality rates reaching 98–100% in less than five days regardless of Bt maize hybrid. However, median survival time (ST50) for the larvae differed among the populations, with the lowest and highest ST50 values occurring for PI-Cr (42 h, 1.75 d) and PI-Ur populations (66–90 h, 2.75–3.75 h), respectively. Therefore, the F1 third-instar larvae of FAW populations were largely susceptible to Vip3Aa/Cry-producing maize foliage, and the most contrasting susceptibility occurred in the insects from Piauí s... Mostrar Tudo |
Palavras-Chave: |
Bt crops. |
Thesagro: |
Bacillus Thuringiensis; Lagarta; Praga de Planta; Spodoptera Frugiperda. |
Thesaurus NAL: |
Insect pests; Resistance management; Transgenic insects; Tropical agriculture. |
Categoria do assunto: |
O Insetos e Entomologia |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1162293/1/agronomy-2024.pdf
|
Marc: |
LEADER 02951naa a2200349 a 4500 001 2162293 005 2024-03-01 008 2024 bl uuuu u00u1 u #d 022 $a2073-4395 024 7 $ahttps://doi.org/10.3390/agronomy14030451$2DOI 100 1 $aSILVA, A. F. T. 245 $aSusceptibility of fall armyworm field populations to Vip3Aa/Cry Bt maize in a tropical agricultural region.$h[electronic resource] 260 $c2024 520 $aFall armyworm (FAW, Spodoptera frugiperda) is a polyphagous and migratory lepidopteran pest insect in field crops and is notoriously invasive worldwide. In large portions of the Americas, its populations are managed using transgenic maize or cotton varieties producing insecticidal proteins from Bacillus thuringiensis (Bt), primarily Vip3Aa pyramided with Cry Bt proteins. We determined the susceptibility of FAW field populations from locations pressured with such maize hybrids for over five years. We used time–mortality bioassays with F1 third-instar larvae of six geographically distinct populations collected in maize fields of a tropical agricultural region encompassing four Brazilian states. We maintained the neonate progeny from the field populations on an artificial diet until the third instar, and then determined their survival curves on the foliage of three Vip3Aa/Cry-producing Bt maize hybrids. Death of the mid-size, third-instar FAWs occurred relatively rapidly, with larval mortality rates reaching 98–100% in less than five days regardless of Bt maize hybrid. However, median survival time (ST50) for the larvae differed among the populations, with the lowest and highest ST50 values occurring for PI-Cr (42 h, 1.75 d) and PI-Ur populations (66–90 h, 2.75–3.75 h), respectively. Therefore, the F1 third-instar larvae of FAW populations were largely susceptible to Vip3Aa/Cry-producing maize foliage, and the most contrasting susceptibility occurred in the insects from Piauí state, Brazil. These results indicate that progeny of FAWs from areas highly pressured with Vip3Aa/Cry Bt maize hybrids are killed on maize foliage producing Vip3Aa and Cry Bt proteins despite field reports of increased leaf damage by the larvae in some locations. This research informs decision making for Bt-crop resistance management by producers, technicians, and researchers in local, regional, and world agriculture. 650 $aInsect pests 650 $aResistance management 650 $aTransgenic insects 650 $aTropical agriculture 650 $aBacillus Thuringiensis 650 $aLagarta 650 $aPraga de Planta 650 $aSpodoptera Frugiperda 653 $aBt crops 700 1 $aSILVA, L. B. 700 1 $aMALAQUIAS, J. B. 700 1 $aSALUSTINO, A. S. 700 1 $aCORREIA NETO, D. F. 700 1 $aPACHECO, D. M. 700 1 $aFRAGOSO, D. B. 700 1 $aPEREIRA, E. J. G. 700 1 $aa 773 $tAgronomy$gv. 14, n. 3, p. 451, 2024.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Pesca e Aquicultura (CNPASA) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
Expressão de busca inválida. Verifique!!! |
|
|