Registro Completo
Biblioteca(s): |
Embrapa Florestas. |
Data corrente: |
28/11/2018 |
Data da última atualização: |
28/11/2018 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
CARDOSO, P. M. R.; DIAS, L. A. dos S.; RESENDE, M. D. V. de; FREITAS, R. G. de; CORRÊA, T. R.; MUNIZ, D. R.; ZAIDAN, I. R. |
Afiliação: |
Poliane Marcele Ribeiro Cardoso, UFV; Luiz Antônio dos Santos Dias, UFV; MARCOS DEON VILELA DE RESENDE, CNPF; Ricardo Galvão de Freitas, Monsanto; Thais Roseli Corrêa, UFV; Dandara Rêgo Muniz, UFV; Iasmine Ramos Zaidan, UFV. |
Título: |
Genetic evaluation and selection in Jatropha curcas L. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Crop Breeding and Applied Biotechnology, Viçosa, MG, v. 18, n. 2, p. 192-199, Apr./June 2018. |
DOI: |
10.1590/1984-70332018v18n2a27 |
Idioma: |
Inglês |
Conteúdo: |
J. curcas (physic nut) is one of the most promising oilseeds for biofuel production and the knowledge about genetic parameter estimates is important for its breeding. Here, we evaluated 121 families, from 48 to 60 months of age, aiming genetic evaluation and selection. The trial was set up in an 11 x 11 lattice design, with three replications and 4-plant plot. The traits evaluated were fruit yield (FY), grain (GY) and oil yield (OY), fruit husk percentage (FH) and seed oil content (OC). Individual heritabilities were low (0.19 to 0.23), requiring accurate selection and improvement methods. Moderate repeatabilities were observed for FY (0.54), GY (0.52), OC (0.30) and OY (0.51), indicating that the families evaluated maintained relative superiority over the years. With selection of the 20 best individuals, the predicted genotypic gains (66%) were greater than the additive gains (56%), indicating greater possibilities of success from cultivation of clones. |
Palavras-Chave: |
Biokerosene; Bioquerosene; Genetic parameters; Grain yield and components; Physic nut; Pinhão manso. |
Thesagro: |
Biocombustível; Jatropha Curcas; Parâmetro Genético. |
Thesaurus NAL: |
Biodiesel; Biofuels; Variability. |
Categoria do assunto: |
G Melhoramento Genético |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/187178/1/2018-M.Deon-CBAB-Genetic-evaluation-Jatropha.pdf
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Marc: |
LEADER 01986naa a2200349 a 4500 001 2100217 005 2018-11-28 008 2018 bl uuuu u00u1 u #d 024 7 $a10.1590/1984-70332018v18n2a27$2DOI 100 1 $aCARDOSO, P. M. R. 245 $aGenetic evaluation and selection in Jatropha curcas L.$h[electronic resource] 260 $c2018 520 $aJ. curcas (physic nut) is one of the most promising oilseeds for biofuel production and the knowledge about genetic parameter estimates is important for its breeding. Here, we evaluated 121 families, from 48 to 60 months of age, aiming genetic evaluation and selection. The trial was set up in an 11 x 11 lattice design, with three replications and 4-plant plot. The traits evaluated were fruit yield (FY), grain (GY) and oil yield (OY), fruit husk percentage (FH) and seed oil content (OC). Individual heritabilities were low (0.19 to 0.23), requiring accurate selection and improvement methods. Moderate repeatabilities were observed for FY (0.54), GY (0.52), OC (0.30) and OY (0.51), indicating that the families evaluated maintained relative superiority over the years. With selection of the 20 best individuals, the predicted genotypic gains (66%) were greater than the additive gains (56%), indicating greater possibilities of success from cultivation of clones. 650 $aBiodiesel 650 $aBiofuels 650 $aVariability 650 $aBiocombustível 650 $aJatropha Curcas 650 $aParâmetro Genético 653 $aBiokerosene 653 $aBioquerosene 653 $aGenetic parameters 653 $aGrain yield and components 653 $aPhysic nut 653 $aPinhão manso 700 1 $aDIAS, L. A. dos S. 700 1 $aRESENDE, M. D. V. de 700 1 $aFREITAS, R. G. de 700 1 $aCORRÊA, T. R. 700 1 $aMUNIZ, D. R. 700 1 $aZAIDAN, I. R. 773 $tCrop Breeding and Applied Biotechnology, Viçosa, MG$gv. 18, n. 2, p. 192-199, Apr./June 2018.
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Registro original: |
Embrapa Florestas (CNPF) |
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