| |
|
|
|
Registro Completo |
|
Biblioteca(s): |
Embrapa Semiárido. |
|
Data corrente: |
27/08/2001 |
|
Data da última atualização: |
09/10/2023 |
|
Tipo da produção científica: |
Resumo em Anais de Congresso |
|
Autoria: |
PEREIRA, W. de M.; QUEIROZ, M. A. de. |
|
Afiliação: |
WAGNER DE MEIO PEREIRA, Bolsitsa PIBIC; MANOEL ABILIO DE QUEIROZ, CPATSA. |
|
Título: |
Avaliacao aprofundada de acessos de melancia quanto a resistencia a Micosferela (Didymella bryoniae). |
|
Ano de publicação: |
2001 |
|
Fonte/Imprenta: |
In: JORNADA DE INICIAÇÃO CIENTÍFICA DA UNEB, 5., 2001, Salvador. Comunicação de pesquisa. Salvador: Ed. da UNEB, 2001. |
|
Páginas: |
p. 127. |
|
Idioma: |
Português |
|
Conteúdo: |
O objetivo deste trabalho foi confirmar a fonte de resistência a Didymeila bryoniae em acessos de melancia introduzidos do BAG de melancia dos EUA. |
|
Palavras-Chave: |
Diseases; Micosferela; Recursos geneticos; Resistance. |
|
Thesagro: |
Citrullus Lanatus; Didymella bryoniae; Doença; Fungo; Germoplasma; Melancia; Resistência. |
|
Thesaurus Nal: |
fungi; genetic resources; germplasm; watermelons. |
|
Categoria do assunto: |
G Melhoramento Genético |
|
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/199460/1/AVALIACAO-APROFUNDADA-DE-ACESSOS-DE-MELANCIA-QUANTO-A-RESISTENCIA-A-MICOSFERELA-Didymella-bryoniae.pdf
|
|
Marc: |
LEADER 01058nam a2200313 a 4500
001 1134333
005 2023-10-09
008 2001 bl uuuu u00u1 u #d
100 1 $aPEREIRA, W. de M.
245 $aAvaliacao aprofundada de acessos de melancia quanto a resistencia a Micosferela (Didymella bryoniae).
260 $aIn: JORNADA DE INICIAÇÃO CIENTÍFICA DA UNEB, 5., 2001, Salvador. Comunicação de pesquisa. Salvador: Ed. da UNEB$c2001
300 $ap. 127.
520 $aO objetivo deste trabalho foi confirmar a fonte de resistência a Didymeila bryoniae em acessos de melancia introduzidos do BAG de melancia dos EUA.
650 $afungi
650 $agenetic resources
650 $agermplasm
650 $awatermelons
650 $aCitrullus Lanatus
650 $aDidymella bryoniae
650 $aDoença
650 $aFungo
650 $aGermoplasma
650 $aMelancia
650 $aResistência
653 $aDiseases
653 $aMicosferela
653 $aRecursos geneticos
653 $aResistance
700 1 $aQUEIROZ, M. A. de
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Semiárido (CPATSA) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
|
 | Acesso ao texto completo restrito à biblioteca da Embrapa Meio Ambiente. Para informações adicionais entre em contato com cnpma.biblioteca@embrapa.br. |
Registro Completo
|
Biblioteca(s): |
Embrapa Meio Ambiente; Embrapa Recursos Genéticos e Biotecnologia. |
|
Data corrente: |
06/09/2023 |
|
Data da última atualização: |
20/12/2023 |
|
Tipo da produção científica: |
Artigo em Periódico Indexado |
|
Circulação/Nível: |
A - 2 |
|
Autoria: |
LOPES, R. B.; SOUZA, T. A. D.; MASCARIN, G. M.; SOUZA, D. A. de; BETTIOL, W.; SOUZA, H. R.; FARIA, M. R. de. |
|
Afiliação: |
ROGERIO BIAGGIONI LOPES, Cenargen; TAMIRES APARECIDA DUARTE SOUZA, UNIVERSIDADE FEDERAL DE LAVRAS; GABRIEL MOURA MASCARIN, CNPMA; DANIELA AGUIAR DE SOUZA, Cenargen; WAGNER BETTIOL, CNPMA; HEBERT RIBEIRO SOUZA; MARCOS RODRIGUES DE FARIA, Cenargen. |
|
Título: |
Akanthomyces diversity in Brazil and their pathogenicity to plant-sucking insects. |
|
Ano de publicação: |
2023 |
|
Fonte/Imprenta: |
Journal of Invertebrate Pathology, v. 200, article 107955, 2023. |
|
ISSN: |
0022-2011 |
|
DOI: |
https://doi.org/https://doi.org/10.1016/j.jip.2023.107955 |
|
Idioma: |
Inglês |
|
Conteúdo: |
Abstract: Currently, species within the genus Akanthomyces are poorly studied and explored compared to other hypocrealean entomopathogenic fungi employed as commercial biocontrol agents. This study aimed to molecularly identify 23 Brazilian Akanthomyces strains, most originally isolated from aphids and scales (n = 22), and one from the coffee leaf rust, and further investigate their pathogenicity to six plant-sucking insects as a means to better understand their host spectra. We also explored the capacity of A. muscarius CG935 for blastospore production via liquid fermentation. Akanthomyces dipterigenus, A. muscarius, A. lecanii, and two unidentified species were recognized as naturally occurring in Brazil. Akanthomyces dipterigenus CG829 and A. muscarius CG935 were highly virulent to nymphs of Bemisia tabaci (67.5?85.4% confirmed mortality) and the aphid Aphis fabae (74.6?75.3%), but only the first strain was virulent to the mealybug Planococcus sp. (80.9%). Akanthomyces lecanii CG824 was weakly virulent to all tested insects. None of the strains were pathogenic to the thrips Caliothrips phaseoli, and all strains showed low virulence to the wooly whitefly Aleurothrixus floccosus and the scale Duplachionaspis divergens. Submerged liquid fermentation yields varied from 1.72 × 109 (day 2) to 3.90 × 109 (day 5) blastospores mL?1. Blastospores or aerial conidia from A. muscarius CG935, at a single concentration of 1 × 107 viable propagules mL?1, resulted in 67.5?83.1% mortality of B. tabaci nymphs within 8 days post-treatment. Overall, these results encourage additional studies that could lead to the development of new mycopesticides based on Akanthomyces strains. MenosAbstract: Currently, species within the genus Akanthomyces are poorly studied and explored compared to other hypocrealean entomopathogenic fungi employed as commercial biocontrol agents. This study aimed to molecularly identify 23 Brazilian Akanthomyces strains, most originally isolated from aphids and scales (n = 22), and one from the coffee leaf rust, and further investigate their pathogenicity to six plant-sucking insects as a means to better understand their host spectra. We also explored the capacity of A. muscarius CG935 for blastospore production via liquid fermentation. Akanthomyces dipterigenus, A. muscarius, A. lecanii, and two unidentified species were recognized as naturally occurring in Brazil. Akanthomyces dipterigenus CG829 and A. muscarius CG935 were highly virulent to nymphs of Bemisia tabaci (67.5?85.4% confirmed mortality) and the aphid Aphis fabae (74.6?75.3%), but only the first strain was virulent to the mealybug Planococcus sp. (80.9%). Akanthomyces lecanii CG824 was weakly virulent to all tested insects. None of the strains were pathogenic to the thrips Caliothrips phaseoli, and all strains showed low virulence to the wooly whitefly Aleurothrixus floccosus and the scale Duplachionaspis divergens. Submerged liquid fermentation yields varied from 1.72 × 109 (day 2) to 3.90 × 109 (day 5) blastospores mL?1. Blastospores or aerial conidia from A. muscarius CG935, at a single concentration of 1 × 107 viable propagules mL?1, resulted in 67.5?83.1% mortality ... Mostrar Tudo |
|
Palavras-Chave: |
Host-pathogen interaction; Multilocus phylogeny. |
|
Thesagro: |
Fermentação; Fungo Entomógeno; Fungo Para Controle Biológico. |
|
Thesaurus NAL: |
Biological control agents; Entomopathogenic fungi; Host-pathogen relationships; Liquid state fermentation; pathogenicity. |
|
Categoria do assunto: |
S Ciências Biológicas |
|
Marc: |
LEADER 02760naa a2200337 a 4500
001 2156481
005 2023-12-20
008 2023 bl uuuu u00u1 u #d
022 $a0022-2011
024 7 $ahttps://doi.org/https://doi.org/10.1016/j.jip.2023.107955$2DOI
100 1 $aLOPES, R. B.
245 $aAkanthomyces diversity in Brazil and their pathogenicity to plant-sucking insects.$h[electronic resource]
260 $c2023
520 $aAbstract: Currently, species within the genus Akanthomyces are poorly studied and explored compared to other hypocrealean entomopathogenic fungi employed as commercial biocontrol agents. This study aimed to molecularly identify 23 Brazilian Akanthomyces strains, most originally isolated from aphids and scales (n = 22), and one from the coffee leaf rust, and further investigate their pathogenicity to six plant-sucking insects as a means to better understand their host spectra. We also explored the capacity of A. muscarius CG935 for blastospore production via liquid fermentation. Akanthomyces dipterigenus, A. muscarius, A. lecanii, and two unidentified species were recognized as naturally occurring in Brazil. Akanthomyces dipterigenus CG829 and A. muscarius CG935 were highly virulent to nymphs of Bemisia tabaci (67.5?85.4% confirmed mortality) and the aphid Aphis fabae (74.6?75.3%), but only the first strain was virulent to the mealybug Planococcus sp. (80.9%). Akanthomyces lecanii CG824 was weakly virulent to all tested insects. None of the strains were pathogenic to the thrips Caliothrips phaseoli, and all strains showed low virulence to the wooly whitefly Aleurothrixus floccosus and the scale Duplachionaspis divergens. Submerged liquid fermentation yields varied from 1.72 × 109 (day 2) to 3.90 × 109 (day 5) blastospores mL?1. Blastospores or aerial conidia from A. muscarius CG935, at a single concentration of 1 × 107 viable propagules mL?1, resulted in 67.5?83.1% mortality of B. tabaci nymphs within 8 days post-treatment. Overall, these results encourage additional studies that could lead to the development of new mycopesticides based on Akanthomyces strains.
650 $aBiological control agents
650 $aEntomopathogenic fungi
650 $aHost-pathogen relationships
650 $aLiquid state fermentation
650 $apathogenicity
650 $aFermentação
650 $aFungo Entomógeno
650 $aFungo Para Controle Biológico
653 $aHost-pathogen interaction
653 $aMultilocus phylogeny
700 1 $aSOUZA, T. A. D.
700 1 $aMASCARIN, G. M.
700 1 $aSOUZA, D. A. de
700 1 $aBETTIOL, W.
700 1 $aSOUZA, H. R.
700 1 $aFARIA, M. R. de
773 $tJournal of Invertebrate Pathology$gv. 200, article 107955, 2023.
Download
Esconder MarcMostrar Marc Completo |
|
Registro original: |
Embrapa Meio Ambiente (CNPMA) |
|
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
| Expressão de busca inválida. Verifique!!! |
|
|
