|
|
Registro Completo |
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
02/08/1999 |
Data da última atualização: |
02/08/1999 |
Autoria: |
FELIPE, A. F. C. L.; BORGES, J. D.; NAVES, R. V.; SOUZA, E. R. B.; FONSECA, M. M.; SILVA, G. B. |
Título: |
Distribuicao geografica e da caracterizacao ecologica de frutiferas nativas dos cerrados do estado de Goias. |
Ano de publicação: |
1998 |
Fonte/Imprenta: |
In: SEMINARIO DE INICIACAO CIENTIFICA, 6., 1998, Goiania, GO. Resumos dos trabalhos. Goiania: UFG, 1998. |
Páginas: |
p.136-137. |
Idioma: |
Português |
Palavras-Chave: |
Fruta nativa; Indigenous organisms; Natural distribution; Planta nativa. |
Thesagro: |
Cerrado; Distribuição Geográfica; Ecologia Vegetal. |
Thesaurus Nal: |
fruits; plant ecology. |
Categoria do assunto: |
-- |
Marc: |
LEADER 00889naa a2200289 a 4500 001 1545524 005 1999-08-02 008 1998 bl uuuu u00u1 u #d 100 1 $aFELIPE, A. F. C. L. 245 $aDistribuicao geografica e da caracterizacao ecologica de frutiferas nativas dos cerrados do estado de Goias. 260 $c1998 300 $ap.136-137. 650 $afruits 650 $aplant ecology 650 $aCerrado 650 $aDistribuição Geográfica 650 $aEcologia Vegetal 653 $aFruta nativa 653 $aIndigenous organisms 653 $aNatural distribution 653 $aPlanta nativa 700 1 $aBORGES, J. D. 700 1 $aNAVES, R. V. 700 1 $aSOUZA, E. R. B. 700 1 $aFONSECA, M. M. 700 1 $aSILVA, G. B. 773 $tIn: SEMINARIO DE INICIACAO CIENTIFICA, 6., 1998, Goiania, GO. Resumos dos trabalhos. Goiania: UFG, 1998.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Cerrados (CPAC) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
URL |
Voltar
|
|
| Acesso ao texto completo restrito à biblioteca da Embrapa Florestas. Para informações adicionais entre em contato com cnpf.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Florestas. |
Data corrente: |
08/12/2021 |
Data da última atualização: |
27/12/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 1 |
Autoria: |
LIMA, G. G. de; WILKESIVEK, T.; MATOS, M.; THÁ, E. L.; OLIVEIRA, K. M. G. de; SOUZA, I. R. de; LIMA, T. A. de M. de; CESTARI, M. M.; MAGALHAES, W. L. E.; HANSEL, F. A.; LEME, D. M. |
Afiliação: |
GABRIEL GOETTEN DE LIMA, PIPE - UFPR; TAINÁ WILKESIVEK, UFPR; MAILSON MATOS, PIPE - UFPR; EMANOELA LUNDGREN THÁ, UFPR; KETELEN MICHELE GUILHERME DE OLIVEIRA, UFPR; IRISDORIS RODRIGUES DE SOUZA, UFPR; TIELIDY ANGELINA DE MORAIS DE LIMA; MARTA MARGARETE CESTARI, UFPR; WASHINGTON LUIZ ESTEVES MAGALHAES, CNPF; FABRICIO AUGUSTO HANSEL, CNPF; DANIELA MORAIS LEME, UFPR. |
Título: |
A biocide delivery system composed of nanosilica loaded with neem oil is effective in reducing plant toxicity of this biocide. |
Ano de publicação: |
2022 |
Fonte/Imprenta: |
Environmental Pollution, v. 294, 118660, Feb. 2022. |
DOI: |
https://doi.org/10.1016/j.envpol.2021.118660 |
Idioma: |
Inglês |
Conteúdo: |
One possible way to reduce the environmental impacts of pesticides is by nanostructuring biocides in nanocarriers because this promotes high and localized biocidal activity and can avoid toxicity to non-target organisms. Neem oil (NO) is a natural pesticide with toxicity concerns to plants, fish, and other organisms. Thus, loading NO in a safe nanocarrier can contribute to minimizing its toxicity. For this study, we have characterized the integrity of a nanosilica-neem oil-based biocide delivery system (SiO2NP#NO BDS) and evaluated its effectiveness in reducing NO toxicity by the Allium cepa test. NO, mainly consisted of unsaturated fatty acids, was well binded to the SiO2NP with BTCA crosslinker. Overall, this material presented all of its pores filled with the NO with fatty acid groups at both the surface and bulk level of the nanoparticle. The thermal stability of NO was enhanced after synthesis, and the NO was released as zero-order model with a total of 20 days without burst release. The SiO2NP#NO BDS was effective in reducing the individual toxicity of NO to the plant system. NO in single form inhibited the seed germination of A. cepa (EC50 of 0.38?g?L?1), and the effect was no longer observed at the BDS condition. Contrarily to the literature, the tested NO did not present cyto- and geno-toxic effects in A. cepa, which may relate to the concentration level and composition. |
Palavras-Chave: |
Fitotoxidade; Genetic damages; Nanosilica; Safer pesticide. |
Thesagro: |
Allium Cepa; Fitotoxicidade; Nim; Óleo. |
Thesaurus NAL: |
Neem oil; Phytotoxicity. |
Categoria do assunto: |
X Pesquisa, Tecnologia e Engenharia |
Marc: |
LEADER 02486naa a2200373 a 4500 001 2137343 005 2022-12-27 008 2022 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1016/j.envpol.2021.118660$2DOI 100 1 $aLIMA, G. G. de 245 $aA biocide delivery system composed of nanosilica loaded with neem oil is effective in reducing plant toxicity of this biocide.$h[electronic resource] 260 $c2022 520 $aOne possible way to reduce the environmental impacts of pesticides is by nanostructuring biocides in nanocarriers because this promotes high and localized biocidal activity and can avoid toxicity to non-target organisms. Neem oil (NO) is a natural pesticide with toxicity concerns to plants, fish, and other organisms. Thus, loading NO in a safe nanocarrier can contribute to minimizing its toxicity. For this study, we have characterized the integrity of a nanosilica-neem oil-based biocide delivery system (SiO2NP#NO BDS) and evaluated its effectiveness in reducing NO toxicity by the Allium cepa test. NO, mainly consisted of unsaturated fatty acids, was well binded to the SiO2NP with BTCA crosslinker. Overall, this material presented all of its pores filled with the NO with fatty acid groups at both the surface and bulk level of the nanoparticle. The thermal stability of NO was enhanced after synthesis, and the NO was released as zero-order model with a total of 20 days without burst release. The SiO2NP#NO BDS was effective in reducing the individual toxicity of NO to the plant system. NO in single form inhibited the seed germination of A. cepa (EC50 of 0.38?g?L?1), and the effect was no longer observed at the BDS condition. Contrarily to the literature, the tested NO did not present cyto- and geno-toxic effects in A. cepa, which may relate to the concentration level and composition. 650 $aNeem oil 650 $aPhytotoxicity 650 $aAllium Cepa 650 $aFitotoxicidade 650 $aNim 650 $aÓleo 653 $aFitotoxidade 653 $aGenetic damages 653 $aNanosilica 653 $aSafer pesticide 700 1 $aWILKESIVEK, T. 700 1 $aMATOS, M. 700 1 $aTHÁ, E. L. 700 1 $aOLIVEIRA, K. M. G. de 700 1 $aSOUZA, I. R. de 700 1 $aLIMA, T. A. de M. de 700 1 $aCESTARI, M. M. 700 1 $aMAGALHAES, W. L. E. 700 1 $aHANSEL, F. A. 700 1 $aLEME, D. M. 773 $tEnvironmental Pollution$gv. 294, 118660, Feb. 2022.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Florestas (CNPF) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
Nenhum registro encontrado para a expressão de busca informada. |
|
|