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Registro Completo |
Biblioteca(s): |
Embrapa Amazônia Oriental. |
Data corrente: |
01/03/2004 |
Data da última atualização: |
18/02/2009 |
Autoria: |
SHARP, W. R.; CROCOMO, O. J. (ed.). |
Título: |
Application of nuclear energy to the study of cellular and developmental biology: a series. |
Ano de publicação: |
1975 |
Fonte/Imprenta: |
Piracicaba: CENA, 1975. |
Volume: |
3v. |
Descrição Física: |
il. |
Idioma: |
Inglês |
Notas: |
V.1 - Handbook of plant tissue culture - Part I. V.2 - Handbook of plant tissue culture - Part II. V.3 - The study of normal and neoplastic growth and development. |
Thesagro: |
Biologia Molecular; Célula; Cultura de Tecido; Energia Nuclear; Planta. |
Categoria do assunto: |
-- |
Marc: |
LEADER 00702nam a2200205 a 4500 001 1405164 005 2009-02-18 008 1975 bl uuuu 00u1 u #d 100 1 $aSHARP, W. R. 245 $aApplication of nuclear energy to the study of cellular and developmental biology$ba series. 260 $aPiracicaba: CENA$c1975 300 $a3v.$cil. 490 $v3v. 500 $aV.1 - Handbook of plant tissue culture - Part I. V.2 - Handbook of plant tissue culture - Part II. V.3 - The study of normal and neoplastic growth and development. 650 $aBiologia Molecular 650 $aCélula 650 $aCultura de Tecido 650 $aEnergia Nuclear 650 $aPlanta 700 1 $aCROCOMO, O. J.
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Embrapa Amazônia Oriental (CPATU) |
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| Acesso ao texto completo restrito à biblioteca da Embrapa Pecuária Sudeste. Para informações adicionais entre em contato com cppse.biblioteca@embrapa.br. |
Registro Completo
Biblioteca(s): |
Embrapa Pecuária Sudeste. |
Data corrente: |
06/07/2011 |
Data da última atualização: |
27/07/2022 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
B - 5 |
Autoria: |
VIGNA, B. B. Z.; CANCADO, L. J.; FRANCISCO, P. M.; VALLE, C. B. do; ZUCCHI, M. I.; SOUZA, A. P. |
Afiliação: |
BIANCA BACCILI ZANOTTO VIGNA, CPPSE; LETICIA JUNGMANN CANCADO, CNPGC; PATRICIA MARA FRANCISCO; CACILDA BORGES DO VALLE, CNPGC; MARIA IMACULADA ZUCCHI; ANETE PEREIRA SOUZA. |
Título: |
Genetic diversity and population structure of the Brachiaria brizantha germplasm. |
Ano de publicação: |
2011 |
Fonte/Imprenta: |
Tropical Plant Biology, v. 4, p. 157-169, 2011. |
DOI: |
10.1007/s12042-011-9078-1 |
Idioma: |
Inglês |
Conteúdo: |
Brachiaria brizantha (Hochst. ex A. Rich.) Stapf. (syn. Urochloa brizantha (Hochst. ex A. Rich.) R.D. Webster) is a species used primarily as forage in tropical America and Southeast Asia. B. brizantha has been extensively researched since the 1980s with the initiation of the Tropical Forages Breeding Program conducted by the Brazilian Agricultural Research Corporation (Empresa Brasileira de Pesquisa Agropecuária; EMBRAPA), holding one of the largest germplasm collections in the world. This work has identified 15 new microsatellite markers for this species, which have been used in addition to five previously reported markers, to estimate the genetic similarities among 172 accessions and six cultivars of this species. Similarity index values ranged from 0.40 to 1.00. Two duplications were found in the germplasm. A Bayesian analysis performed using the STRUCTURE 2.3.3 program revealed the presence of three clusters with different allelic pools. This analysis is valuable for the performance of crosses to explore heterosis; however, the mode of reproduction of the accessions and ploidy barriers must be observed for effective exploration. A grouping analysis using the neighbor-joining method was consistent with the STRUCTURE analysis, and a combination approach suggested that this germplasm collection does not exhibit considerable genetic variability despite the presence of three distinct allelic pools. The lack of correlation between the genetic and geographic distances is also discussed. MenosBrachiaria brizantha (Hochst. ex A. Rich.) Stapf. (syn. Urochloa brizantha (Hochst. ex A. Rich.) R.D. Webster) is a species used primarily as forage in tropical America and Southeast Asia. B. brizantha has been extensively researched since the 1980s with the initiation of the Tropical Forages Breeding Program conducted by the Brazilian Agricultural Research Corporation (Empresa Brasileira de Pesquisa Agropecuária; EMBRAPA), holding one of the largest germplasm collections in the world. This work has identified 15 new microsatellite markers for this species, which have been used in addition to five previously reported markers, to estimate the genetic similarities among 172 accessions and six cultivars of this species. Similarity index values ranged from 0.40 to 1.00. Two duplications were found in the germplasm. A Bayesian analysis performed using the STRUCTURE 2.3.3 program revealed the presence of three clusters with different allelic pools. This analysis is valuable for the performance of crosses to explore heterosis; however, the mode of reproduction of the accessions and ploidy barriers must be observed for effective exploration. A grouping analysis using the neighbor-joining method was consistent with the STRUCTURE analysis, and a combination approach suggested that this germplasm collection does not exhibit considerable genetic variability despite the presence of three distinct allelic pools. The lack of correlation between the genetic and geographic distances is also ... Mostrar Tudo |
Palavras-Chave: |
Forage grass; Molecular markers; Polyploid; Simple sequence repeats. |
Thesaurus NAL: |
Urochloa brizantha. |
Categoria do assunto: |
F Plantas e Produtos de Origem Vegetal |
Marc: |
LEADER 02253naa a2200253 a 4500 001 1895273 005 2022-07-27 008 2011 bl uuuu u00u1 u #d 024 7 $a10.1007/s12042-011-9078-1$2DOI 100 1 $aVIGNA, B. B. Z. 245 $aGenetic diversity and population structure of the Brachiaria brizantha germplasm.$h[electronic resource] 260 $c2011 520 $aBrachiaria brizantha (Hochst. ex A. Rich.) Stapf. (syn. Urochloa brizantha (Hochst. ex A. Rich.) R.D. Webster) is a species used primarily as forage in tropical America and Southeast Asia. B. brizantha has been extensively researched since the 1980s with the initiation of the Tropical Forages Breeding Program conducted by the Brazilian Agricultural Research Corporation (Empresa Brasileira de Pesquisa Agropecuária; EMBRAPA), holding one of the largest germplasm collections in the world. This work has identified 15 new microsatellite markers for this species, which have been used in addition to five previously reported markers, to estimate the genetic similarities among 172 accessions and six cultivars of this species. Similarity index values ranged from 0.40 to 1.00. Two duplications were found in the germplasm. A Bayesian analysis performed using the STRUCTURE 2.3.3 program revealed the presence of three clusters with different allelic pools. This analysis is valuable for the performance of crosses to explore heterosis; however, the mode of reproduction of the accessions and ploidy barriers must be observed for effective exploration. A grouping analysis using the neighbor-joining method was consistent with the STRUCTURE analysis, and a combination approach suggested that this germplasm collection does not exhibit considerable genetic variability despite the presence of three distinct allelic pools. The lack of correlation between the genetic and geographic distances is also discussed. 650 $aUrochloa brizantha 653 $aForage grass 653 $aMolecular markers 653 $aPolyploid 653 $aSimple sequence repeats 700 1 $aCANCADO, L. J. 700 1 $aFRANCISCO, P. M. 700 1 $aVALLE, C. B. do 700 1 $aZUCCHI, M. I. 700 1 $aSOUZA, A. P. 773 $tTropical Plant Biology$gv. 4, p. 157-169, 2011.
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