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Biblioteca(s): |
Embrapa Pecuária Sudeste. |
Data corrente: |
12/11/2007 |
Data da última atualização: |
23/06/2023 |
Tipo da produção científica: |
Artigo em Anais de Congresso / Nota Técnica |
Autoria: |
BARBOSA, R. T. |
Afiliação: |
ROGERIO TAVEIRA BARBOSA, CPPSE. |
Título: |
Como calcular a proporção touro: vaca na estação de monta de bovinos de corte. |
Ano de publicação: |
2007 |
Fonte/Imprenta: |
In: SEMANA DO ESTUDANTE, 18., 2007, São Carlos, SP. Palestras... São Carlos: Embrapa Pecuária Sudeste, 2007. |
Descrição Física: |
1 CD-ROM. |
Idioma: |
Português |
Palavras-Chave: |
Bovino de corte; Estação de monta; Proporção touro. |
Categoria do assunto: |
L Ciência Animal e Produtos de Origem Animal |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/40305/1/PROCIRTB2007.00200.pdf
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Marc: |
LEADER 00529nam a2200145 a 4500 001 1047805 005 2023-06-23 008 2007 bl uuuu u00u1 u #d 100 1 $aBARBOSA, R. T. 245 $aComo calcular a proporção touro$bvaca na estação de monta de bovinos de corte.$h[electronic resource] 260 $aIn: SEMANA DO ESTUDANTE, 18., 2007, São Carlos, SP. Palestras... São Carlos: Embrapa Pecuária Sudeste$c2007 300 $c1 CD-ROM. 653 $aBovino de corte 653 $aEstação de monta 653 $aProporção touro
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Embrapa Pecuária Sudeste (CPPSE) |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Mandioca e Fruticultura. Para informações adicionais entre em contato com cnpmf.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Mandioca e Fruticultura. |
Data corrente: |
03/04/2019 |
Data da última atualização: |
06/12/2019 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
SÁ, J. F. de; SAMPAIO, E. dos S.; MENDES, M. I. de S.; SANTOS, K. C. F. dos; SOUZA, A. da S.; LEDO, C. A. da S. |
Afiliação: |
JUCIENY FERREIRA DE SÁ, UFRB; UFRB; MARIA INÊS DE SOUZA MENDES, UESC; KAREN CRISTINA FIALHO DOS SANTOS, CNPMF; ANTONIO DA SILVA SOUZA, CNPMF; CARLOS ALBERTO DA SILVA LEDO, CNPMF. |
Título: |
Culture media for the multiplication of wild Manihot species meios de cultura para a multiplicação de espécies silvestres de Manihot. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Ciência e Agrotecnologia, v.42, n.6, p.598-607, Nov./Dec. 2018 |
ISSN: |
1981-1829 |
Idioma: |
Inglês |
Conteúdo: |
The cassava propagation system is slow and favors disease transmission through successive generations. Micropropagation is an alternative to overcome the aforementioned limitations, besides allowing the generation of a larger number of pest- and pathogen-free plants. Therefore, the aim of the present study is to investigate the effect of culture media on the multiplication in vitro of five wild Manihot species. The experiment followed a completely randomized design, at factorial arrangement 5 (wild Manihot species) x 6 (culture media), with 11 repetitions. Explants consisted in nodal segments (91 cm long and one lateral bud) of species Manihot flabellifolia, M. tristis, M. caerulescens, M. chlorosticta and M. jacobinensis, which were extracted in vitro from the collection of wild cassava species. One segment was placed in each test tube added with 10 mL of MS media 0.01, 17N, 12A3, 4E, 8S and WPM, and kept for 90 days in growth room under 30 ?mol m-2 s-1irradiance, temperature 27 ± 1 °C and 16h photoperiod. Variables plant height (cm), number of green leaves, number of senescent leaves, number of shoots, number of microcuttings, fresh and dry shoot mass, fresh and dry root mass (mg) and callus mass (mg) were analyzed. Our results showed that the culture medium 12A3 was not responsive to any of the species; however, if one takes into consideration variables plant height and number of microcuttings, this medium can possibly be used in the micropropagation of other wild species belonging to genus Manihot. MenosThe cassava propagation system is slow and favors disease transmission through successive generations. Micropropagation is an alternative to overcome the aforementioned limitations, besides allowing the generation of a larger number of pest- and pathogen-free plants. Therefore, the aim of the present study is to investigate the effect of culture media on the multiplication in vitro of five wild Manihot species. The experiment followed a completely randomized design, at factorial arrangement 5 (wild Manihot species) x 6 (culture media), with 11 repetitions. Explants consisted in nodal segments (91 cm long and one lateral bud) of species Manihot flabellifolia, M. tristis, M. caerulescens, M. chlorosticta and M. jacobinensis, which were extracted in vitro from the collection of wild cassava species. One segment was placed in each test tube added with 10 mL of MS media 0.01, 17N, 12A3, 4E, 8S and WPM, and kept for 90 days in growth room under 30 ?mol m-2 s-1irradiance, temperature 27 ± 1 °C and 16h photoperiod. Variables plant height (cm), number of green leaves, number of senescent leaves, number of shoots, number of microcuttings, fresh and dry shoot mass, fresh and dry root mass (mg) and callus mass (mg) were analyzed. Our results showed that the culture medium 12A3 was not responsive to any of the species; however, if one takes into consideration variables plant height and number of microcuttings, this medium can possibly be used in the micropropagation of other wild species... Mostrar Tudo |
Thesagro: |
Cultura de Tecido; Mandioca; Micropropagação. |
Thesaurus NAL: |
Micropropagation; Tissue culture. |
Categoria do assunto: |
-- |
Marc: |
LEADER 02332naa a2200253 a 4500 001 2107902 005 2019-12-06 008 2018 bl uuuu u00u1 u #d 022 $a1981-1829 100 1 $aSÁ, J. F. de 245 $aCulture media for the multiplication of wild Manihot species meios de cultura para a multiplicação de espécies silvestres de Manihot.$h[electronic resource] 260 $c2018 520 $aThe cassava propagation system is slow and favors disease transmission through successive generations. Micropropagation is an alternative to overcome the aforementioned limitations, besides allowing the generation of a larger number of pest- and pathogen-free plants. Therefore, the aim of the present study is to investigate the effect of culture media on the multiplication in vitro of five wild Manihot species. The experiment followed a completely randomized design, at factorial arrangement 5 (wild Manihot species) x 6 (culture media), with 11 repetitions. Explants consisted in nodal segments (91 cm long and one lateral bud) of species Manihot flabellifolia, M. tristis, M. caerulescens, M. chlorosticta and M. jacobinensis, which were extracted in vitro from the collection of wild cassava species. One segment was placed in each test tube added with 10 mL of MS media 0.01, 17N, 12A3, 4E, 8S and WPM, and kept for 90 days in growth room under 30 ?mol m-2 s-1irradiance, temperature 27 ± 1 °C and 16h photoperiod. Variables plant height (cm), number of green leaves, number of senescent leaves, number of shoots, number of microcuttings, fresh and dry shoot mass, fresh and dry root mass (mg) and callus mass (mg) were analyzed. Our results showed that the culture medium 12A3 was not responsive to any of the species; however, if one takes into consideration variables plant height and number of microcuttings, this medium can possibly be used in the micropropagation of other wild species belonging to genus Manihot. 650 $aMicropropagation 650 $aTissue culture 650 $aCultura de Tecido 650 $aMandioca 650 $aMicropropagação 700 1 $aSAMPAIO, E. dos S. 700 1 $aMENDES, M. I. de S. 700 1 $aSANTOS, K. C. F. dos 700 1 $aSOUZA, A. da S. 700 1 $aLEDO, C. A. da S. 773 $tCiência e Agrotecnologia$gv.42, n.6, p.598-607, Nov./Dec. 2018
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