|
|
Registros recuperados : 3 | |
1. | | BARTZ, M. L. C.; JAMES, S. W.; BROWN, G. G.; BARETTA, D.; CERRI, C. C.; CERRI, C. E. Impact of land use changes for ethanol produciton derived from sugarcane on earthworm species richness in Central Southern Brazil. In: INTERNATIONAL OLIGOCHAETE TAXONOMY MEETING, 6., 2013, Palmeira de Faro, Portugal. Book of abstracts. [Braga]: University of Minho, CBMA, 2013. p. 12. Biblioteca(s): Embrapa Florestas. |
| |
2. | | CERRI, C. E. P.; SPAROVEK, F.; BERNOUX, M.; EASTERLING, W. E.; MELILLO, J. M.; CERRI, C. C. Tropical agriculture and global warming: impacts and mitigation options. Scientia Agricola, Piracicaba, v. 64, n. 1, p. 83-99, jan/feb. 2007. Review. Biblioteca(s): Embrapa Florestas. |
| |
3. | | BAYER, C.; AMADO, T. J. C.; TORNQUIST, C. G.; CERRI, C. E. P.; DIECKOW, J.; ZANATTA, J. A.; NICOLOSO, R. da S.; CARVALHO, P. C. de F. Estabilização do carbono no solo e mitigação das emissões de gases de efeito estufa na agricultura conservacionista. KLAUBERG FILHO, O.; MAFRA, A. L.; GATIBONI, L. C. (Ed.). Tópicos em ciência do solo. Viçosa, MG: SBCS, 2011. v. 7. p. 55-117 Biblioteca(s): Embrapa Florestas. |
| |
Registros recuperados : 3 | |
|
|
| Acesso ao texto completo restrito à biblioteca da Embrapa Cerrados. Para informações adicionais entre em contato com cpac.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
16/01/2008 |
Data da última atualização: |
18/04/2024 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
Internacional - A |
Autoria: |
SILVA, S. A. da; SOUZA, P. I. de M. de; VIANNA, G. R.; LEONARDECZ, E.; MOREIRA, C. T.; FALEIRO, F. G.; NUNES JÚNIOR, J.; MONTEIRO, P. M. F. O.; RECH FILHO, E. L.; ARAGÃO, F. J. L. |
Afiliação: |
SERGIO ABUD DA SILVA, CPAC; PLINIO ITAMAR DE MELLO DE SOUZA, CPAC; GIOVANNI RODRIGUES VIANNA, CENARGEN; E. LEONARDECZ, UNIVERSIDADE CATÓLICA DE BRASÍLIA; CLAUDETE TEIXEIRA MOREIRA, CPAC; FABIO GELAPE FALEIRO, CPAC; J. NUNES JÚNIOR, CENTRO TECNOLÓGICO PARA PESQUISAS AGROPECUÁRIAS; P. M. F. O. MONTEIRO; ELIBIO LEOPOLDO RECH FILHO, CENARGEN; FRANCISCO JOSE LIMA ARAGAO, CENARGEN. |
Título: |
Gene flow from transgenic to nontransgenic soybean plants in the Cerrado region of Brazil. |
Ano de publicação: |
2007 |
Fonte/Imprenta: |
Genetics and Molecular Research, v. 6, n. 2, p. 345-352, 2007. |
ISSN: |
1676-5680 |
Idioma: |
Inglês |
Conteúdo: |
Evaluation of transgenic crops under field conditions is a fundamental step for the production of genetically engineered varieties. In order to determine if there is pollen dispersal from transgenic to nontransgenic soybean plants, a field release experiment was conducted in the Cerrado region of Brazil. Nontransgenic plants were cultivated in plots surrounding Roundup Ready transgenic plants carrying the cp4 epsps gene, which confers herbicide tolerance against glyphosate herbicide, and pollen dispersal was evaluated by checking for the dominant gene. The percentage of cross-pollination was calculated as a fraction of herbicide-tolerant and -nontolerant plants. The greatest amount of transgenic pollen dispersion was observed in the first row, located at one meter from the central (transgenic) plot, with a 0.52% average frequendecy. The frequency of pollen dispersion decreased to 0.12% in row 2, reaching 0% when the plants were up to 10 m distance from the central plot. Under these conditions pollen flow was higher for a short distance. This fact suggests that the management necessary to avoid cross-pollination from transgenic to nontransgenic plants in the seed production fields should be similar to the procedures currently utilized to produce commercial seeds. |
Palavras-Chave: |
Transgênico. |
Thesagro: |
Cerrado; Genética Vegetal; Glycine Max; Planta Transgênica; Soja. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02159naa a2200313 a 4500 001 1566764 005 2024-04-18 008 2007 bl uuuu u00u1 u #d 022 $a1676-5680 100 1 $aSILVA, S. A. da 245 $aGene flow from transgenic to nontransgenic soybean plants in the Cerrado region of Brazil. 260 $c2007 520 $aEvaluation of transgenic crops under field conditions is a fundamental step for the production of genetically engineered varieties. In order to determine if there is pollen dispersal from transgenic to nontransgenic soybean plants, a field release experiment was conducted in the Cerrado region of Brazil. Nontransgenic plants were cultivated in plots surrounding Roundup Ready transgenic plants carrying the cp4 epsps gene, which confers herbicide tolerance against glyphosate herbicide, and pollen dispersal was evaluated by checking for the dominant gene. The percentage of cross-pollination was calculated as a fraction of herbicide-tolerant and -nontolerant plants. The greatest amount of transgenic pollen dispersion was observed in the first row, located at one meter from the central (transgenic) plot, with a 0.52% average frequendecy. The frequency of pollen dispersion decreased to 0.12% in row 2, reaching 0% when the plants were up to 10 m distance from the central plot. Under these conditions pollen flow was higher for a short distance. This fact suggests that the management necessary to avoid cross-pollination from transgenic to nontransgenic plants in the seed production fields should be similar to the procedures currently utilized to produce commercial seeds. 650 $aCerrado 650 $aGenética Vegetal 650 $aGlycine Max 650 $aPlanta Transgênica 650 $aSoja 653 $aTransgênico 700 1 $aSOUZA, P. I. de M. de 700 1 $aVIANNA, G. R. 700 1 $aLEONARDECZ, E. 700 1 $aMOREIRA, C. T. 700 1 $aFALEIRO, F. G. 700 1 $aNUNES JÚNIOR, J. 700 1 $aMONTEIRO, P. M. F. O. 700 1 $aRECH FILHO, E. L. 700 1 $aARAGÃO, F. J. L. 773 $tGenetics and Molecular Research$gv. 6, n. 2, p. 345-352, 2007.
Download
Esconder MarcMostrar Marc Completo |
Registro original: |
Embrapa Cerrados (CPAC) |
|
Biblioteca |
ID |
Origem |
Tipo/Formato |
Classificação |
Cutter |
Registro |
Volume |
Status |
Fechar
|
Nenhum registro encontrado para a expressão de busca informada. |
|
|