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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. |
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Registro Completo |
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Biblioteca(s): |
Embrapa Mandioca e Fruticultura. |
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Data corrente: |
24/12/2016 |
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Data da última atualização: |
08/05/2023 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
SILVA, R. L. da; FERREIRA, C. F.; LEDO, C. A. da S.; SOUZA, E. H. de; SILVA, P. H. da; COSTA, M. A. P. de C.; SOUZA, F. V. D. |
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Afiliação: |
RONILZE LEITE DA SILVA, UFRB; CLAUDIA FORTES FERREIRA, CNPMF; CARLOS ALBERTO DA SILVA LEDO, CNPMF; EVERTON HILO DE SOUZA, CAPES; PAULO HENRIQUE DA SILVA, UFRB; MARIA ANGÉLICA PEREIRA DE CARVALHO COSTA, UFRB; FERNANDA VIDIGAL DUARTE SOUZA, CNPMF. |
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Título: |
Viability and genetic stability of pineapple germplasm after 10 years of in vitro conservation. |
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Ano de publicação: |
2016 |
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Fonte/Imprenta: |
Plant Cell, Tissue and Organ Culture, v.127, p.123-133, 2016. |
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ISSN: |
0167-6857 |
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Idioma: |
Inglês |
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Conteúdo: |
The resumed growth of plants conserved in vitro and the maintenance of genetic stability after long periods in a slow growth regime are fundamental to the success of in vitro conservation. This study aimed to evaluate the viability of pineapple plants conserved in vitro for 10 years, by triggering resumed growth and measuring the propagative potential and genetic fidelity using ISSR markers. Conserved plants of 66 accessions were micropropagated by five subcultures with an interval of 45 days. The number of shoots was counted and the propagative potential was calculated by geometric growth of the different accessions. A box plot was constructed to express the variability of the botanical varieties during the subcultures and a Poisson log-linear model was fitted to the data from multiplication of the shoots, and the genetic stability was studied with ISSR markers. All the preserved accessions resumed growing after 10 years. The geometric growth rate indicated a reduction of the propagative potential of all the accessions evaluated. No somaclonal variation was detected in the plants of the Ananas comosus var. comosus and A. comosus var. ananassoides, but probable somaclonal variants were detected in two accessions of A. comosus var. bracteatus, when compared to the stock plant in the field. The results allow standardizing an interval of 24 months between subcultures in the accessions evaluated, facilitating management of the bank. This is the first report of the effect of in vitro conservation on the resumed growth, propagative potential and genetic stability of pineapple plants. MenosThe resumed growth of plants conserved in vitro and the maintenance of genetic stability after long periods in a slow growth regime are fundamental to the success of in vitro conservation. This study aimed to evaluate the viability of pineapple plants conserved in vitro for 10 years, by triggering resumed growth and measuring the propagative potential and genetic fidelity using ISSR markers. Conserved plants of 66 accessions were micropropagated by five subcultures with an interval of 45 days. The number of shoots was counted and the propagative potential was calculated by geometric growth of the different accessions. A box plot was constructed to express the variability of the botanical varieties during the subcultures and a Poisson log-linear model was fitted to the data from multiplication of the shoots, and the genetic stability was studied with ISSR markers. All the preserved accessions resumed growing after 10 years. The geometric growth rate indicated a reduction of the propagative potential of all the accessions evaluated. No somaclonal variation was detected in the plants of the Ananas comosus var. comosus and A. comosus var. ananassoides, but probable somaclonal variants were detected in two accessions of A. comosus var. bracteatus, when compared to the stock plant in the field. The results allow standardizing an interval of 24 months between subcultures in the accessions evaluated, facilitating management of the bank. This is the first report of the effect of in v... Mostrar Tudo |
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Palavras-Chave: |
Pineapple. |
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Thesagro: |
Abacaxi. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 02285naa a2200229 a 4500
001 2059255
005 2023-05-08
008 2016 bl uuuu u00u1 u #d
022 $a0167-6857
100 1 $aSILVA, R. L. da
245 $aViability and genetic stability of pineapple germplasm after 10 years of in vitro conservation.$h[electronic resource]
260 $c2016
520 $aThe resumed growth of plants conserved in vitro and the maintenance of genetic stability after long periods in a slow growth regime are fundamental to the success of in vitro conservation. This study aimed to evaluate the viability of pineapple plants conserved in vitro for 10 years, by triggering resumed growth and measuring the propagative potential and genetic fidelity using ISSR markers. Conserved plants of 66 accessions were micropropagated by five subcultures with an interval of 45 days. The number of shoots was counted and the propagative potential was calculated by geometric growth of the different accessions. A box plot was constructed to express the variability of the botanical varieties during the subcultures and a Poisson log-linear model was fitted to the data from multiplication of the shoots, and the genetic stability was studied with ISSR markers. All the preserved accessions resumed growing after 10 years. The geometric growth rate indicated a reduction of the propagative potential of all the accessions evaluated. No somaclonal variation was detected in the plants of the Ananas comosus var. comosus and A. comosus var. ananassoides, but probable somaclonal variants were detected in two accessions of A. comosus var. bracteatus, when compared to the stock plant in the field. The results allow standardizing an interval of 24 months between subcultures in the accessions evaluated, facilitating management of the bank. This is the first report of the effect of in vitro conservation on the resumed growth, propagative potential and genetic stability of pineapple plants.
650 $aAbacaxi
653 $aPineapple
700 1 $aFERREIRA, C. F.
700 1 $aLEDO, C. A. da S.
700 1 $aSOUZA, E. H. de
700 1 $aSILVA, P. H. da
700 1 $aCOSTA, M. A. P. de C.
700 1 $aSOUZA, F. V. D.
773 $tPlant Cell, Tissue and Organ Culture$gv.127, p.123-133, 2016.
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Registro original: |
Embrapa Mandioca e Fruticultura (CNPMF) |
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| Registros recuperados : 154 | |
| 8. |  | SHIMIZU, E. S. C.; PINHEIRO, H. A.; COSTA, M. A.; SANTOS FILHO, B. G. dos. Aspectos fisiológicos da germinação e da qualidade de plântulas de Schizolobium amazonicum em resposta à escarificação das sementes em lixa e água quente. Revista árvore, Viçosa, MG, v. 35, n. 4, p. 791-800, 2011.| Tipo: Artigo em Periódico Indexado | Circulação/Nível: B - 1 |
| Biblioteca(s): Embrapa Amazônia Oriental. |
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| 9. | | HANSEN, D. de S.; LEDO, C. A. da S.; COSTA, M. A. P. de C. Correlação entre caracteres morfológicos de Phragmipedum sargentianum Rolfe. In: SEMINÁRIO DE PESQUISA DO RECÔNCAVO DA BAHIA, 2.; SEMINÁRIO ESTUDANTIL DE PESQUISA DA UFRB, 2.; SEMINÁRIO DE PÓS-GRADUAÇÃO DA UFRB, 2., 2008, Cruz das Almas, BA. Sustentabilidade ambiental e qualidade de vida. Cruz das Almas: Universidade Federal do Recôncavo da Bahia, 2008.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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| 10. | | REDOAN, A. C. M.; CRUZ, I.; SILVA, I. F. da; PAULA, C. S.; COSTA, M. A. Eficiência da inseticida Belt 480 SC (Flubendiamid) no controle de Spodoptera frugiperda. In: CONGRESSO BRASILEIRO DE ENTOMOLOGIA, 22., 2008, Uberlândia. Ciência, tecnologia e inovação: resumos... Viçosa: UFV, 2008. 1 CD-ROM.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 14. | | COSTA, M. A.; VIANA, P. A.; RIBEIRO, P. E. de A.; DUARTE, N. N. L. Persistência de extrato aquoso de folhas de nim em mistura com melaço para o controle de Spodoptera frugiperda, no milho. In: CONGRESSO NACIONAL DE MILHO E SORGO, 28.; SIMPÓSIO BRASILEIRO SOBRE A LAGARTA DO CARTUCHO, 4., 2010, Goiânia. Potencialidades, desafios e sustentabilidade: resumos expandidos... Sete Lagoas: ABMS, 2010. 1 CD-ROM.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Milho e Sorgo. |
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| 15. | | VIDAL, A. M.; SOUZA, F. V. D.; SOUZA, A. da S.; COSTA, M. A. P. C. Somatic embryogenesis in explants from cassava in vitro plants. In: INTERNATIONAL HORTICULTURAL CONGRESS, 28., 2010, Lisboa. Science and horticulture for people: programme & book of abstracts. Lisboa: ISHS, 2010. v. 1, p. 228. 1 CD-ROM. T12.006, pdf.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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| 20. | | SOUZA, E. H. de; SOUZA, F. V. D.; COSTA JÚNIOR, D. S.; COSTA, M. A. P. de C. Avaliação de abacaxi ornamental em vaso. In: CONGRESSO BRASILEIRO DE CULTURA DE TECIDOS DE PLANTAS, 4.; 2009, Aracaju. Ciência, inovação e sustentabilidade: [anais...]. Aracaju: Embrapa Tabuleiros Costeiros; Cruz das Almas: Embrapa Mandioca e Fruticultura Tropical, 2009. 1 CD-ROM. (Embrapa Tabuleiros Costeiros. Documentos, 150). Organizadores: Ana da Silva Lédo; Fernanda Vidigal D. Souza; Vivian Loges; Everton Hilo de Souza; Ana Cecília R. de Castro.| Tipo: Resumo em Anais de Congresso |
| Biblioteca(s): Embrapa Mandioca e Fruticultura. |
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| Registros recuperados : 154 | |
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| Nenhum registro encontrado para a expressão de busca informada. |
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