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Registros recuperados : 336 | |
Registros recuperados : 336 | |
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Registro Completo
Biblioteca(s): |
Embrapa Cerrados. |
Data corrente: |
21/12/2010 |
Data da última atualização: |
26/04/2019 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
MATTOS, L. A.; AMORIM, E. P.; AMORIM, V. B. de O.; COHEN, K. de O.; LEDO, C. A. da S.; SILVA, S. de O. e. |
Afiliação: |
LORENNA ALVES MATTOS, Universidade Estadual de Feira de Santana; EDSON PERITO AMORIM, CNPMF; VANUSIA BATISTA DE OLIVEIRA AMORIM; KELLY DE OLIVEIRA COHEN, CPAC; CARLOS ALBERTO DA SILVA LEDO, CNPMF. |
Título: |
Agronomical and molecular characterization of banana germplasm. |
Ano de publicação: |
2010 |
Fonte/Imprenta: |
Pesquisa Agropecuária Brasileira, Brasília, Brasília, DF, v. 45, n. 2, p. 146-154, fev. 2010 |
Idioma: |
Inglês |
Conteúdo: |
Abstract ? The objective of the present work was to characterize banana accessions from the Germplasm Bank at Embrapa Mandioca e Fruticultura Tropical (Brazil), using agronomical, physical and physicochemical characteristics of fruit and simple sequence repeats (SSR) markers. Twenty-six accessions were analyzed, in which high genetic variability was found, especially for the agronomical characters number of fruit and weight of bunch. Accessions with high contents of carotenoids (diploid 'Jaran'), polyphenols (triploid 'Caipira' and tetraploid 'Teparod') and vitamin C (diploid 'Tuugia' and an unknown triploid AAA) in the fruit were identified. Thirteen microsatellite primers revealed an average of 7.23 alleles, which showed high variability. A dendrogram was prepared using the Gower algorithm for the distance matrices obtained from the agronomical, physical and physicolchemical analysis of fruit and SSR markers. Adopting the average genetic divergence as the cut-off point, three clusters were found: G1, formed by the diploids 'Jaran', 028003-01 and M-48; G2, by the diploids 'Malbut' and 'Ido 110'; and G3, by 21 tri-and tetraploid accessions, including one diploid, 'Tuugia'. The triploids with the B genome 'Thap Maeo', 'Walha', 'Pacha Nadan' and 'Champa Madras' were grouped in G2. Results from this work can be used for breeding hybrids with good agronomical traits and fruit quality. |
Thesagro: |
Banana; Germoplasma. |
Categoria do assunto: |
-- |
URL: |
https://webnotes.sct.embrapa.br/pdf/pab2010/02/45n02a05.pdf
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Marc: |
LEADER 02002naa a2200205 a 4500 001 1870548 005 2019-04-26 008 2010 bl --- 0-- u #d 100 1 $aMATTOS, L. A. 245 $aAgronomical and molecular characterization of banana germplasm. 260 $c2010 520 $aAbstract ? The objective of the present work was to characterize banana accessions from the Germplasm Bank at Embrapa Mandioca e Fruticultura Tropical (Brazil), using agronomical, physical and physicochemical characteristics of fruit and simple sequence repeats (SSR) markers. Twenty-six accessions were analyzed, in which high genetic variability was found, especially for the agronomical characters number of fruit and weight of bunch. Accessions with high contents of carotenoids (diploid 'Jaran'), polyphenols (triploid 'Caipira' and tetraploid 'Teparod') and vitamin C (diploid 'Tuugia' and an unknown triploid AAA) in the fruit were identified. Thirteen microsatellite primers revealed an average of 7.23 alleles, which showed high variability. A dendrogram was prepared using the Gower algorithm for the distance matrices obtained from the agronomical, physical and physicolchemical analysis of fruit and SSR markers. Adopting the average genetic divergence as the cut-off point, three clusters were found: G1, formed by the diploids 'Jaran', 028003-01 and M-48; G2, by the diploids 'Malbut' and 'Ido 110'; and G3, by 21 tri-and tetraploid accessions, including one diploid, 'Tuugia'. The triploids with the B genome 'Thap Maeo', 'Walha', 'Pacha Nadan' and 'Champa Madras' were grouped in G2. Results from this work can be used for breeding hybrids with good agronomical traits and fruit quality. 650 $aBanana 650 $aGermoplasma 700 1 $aAMORIM, E. P. 700 1 $aAMORIM, V. B. de O. 700 1 $aCOHEN, K. de O. 700 1 $aLEDO, C. A. da S. 700 1 $aSILVA, S. de O. e 773 $tPesquisa Agropecuária Brasileira, Brasília, Brasília, DF$gv. 45, n. 2, p. 146-154, fev. 2010
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