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Estimate of genetic parameters in Brachiaria decumbens hybrids

dc.contributor.authorMatias, Filipe Inácio [UNESP]
dc.contributor.authorLima Barrios, Sanzio Carvalho
dc.contributor.authorDo Valle, Cacilda Borges
dc.contributor.authorMateus, Rogério Gonçalves
dc.contributor.authorMartins, Lucas Bearari
dc.contributor.authorMoro, Gustavo Vitti [UNESP]
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionEmpresa Brasileira de Pesquisa Agropecuária (EMBRAPA)
dc.contributor.institutionUniversidade Federal de Mato Grosso do Sul (UFMS)
dc.contributor.institutionUniversidade Estadual de Mato Grosso do Sul (UEMS)
dc.date.accessioned2018-12-11T17:29:24Z
dc.date.available2018-12-11T17:29:24Z
dc.date.issued2016-01-01
dc.description.abstractThe objective of this study was to estimate genetic parameters for agronomic traits and nutritional value in intraspecific hybrids of B. decumbens. For this, a population of 1,415 hybrids was evaluated in field plots at Embrapa Beef Cattle in Campo Grande/MS/Brazil, with seven clippings in order to estimate field green weight (FGW); total dry matter (TDM); speed of regrowth (SR); tiller regrowth density (TRD); regrowth ability (REG); crude protein (CP); in vitro organic matter digestibility (IVD); neutral detergent fiber (NDF) and lignin (LIG). The statistical analyses were carried out using the mixed models methods. Genetic variability for all traits assessed was detected, and estimates of individual heritability were of medium to high magnitude, indicating the possibility of gains with selection. Significant genetic correlations were observed between FGW and TDM (0.99), TDM and SR (0.81), TDM and IVD (-0.71), TDM and LIG (0.71), and CP and IVD (0.70).en
dc.description.affiliationUniversidade Estadual Paulista ‘Júlio de Mesquita Filho’ (UNESP) Faculdade de Ciências Agrárias e Veterinárias, Campus de Jaboticabal, via de acesso Prof. Paulo Donato Castellane, s/n
dc.description.affiliationEmbrapa Gado de Corte, Av. Rádio Maia, 830, Zona Rural
dc.description.affiliationUniversidade Federal de Mato Grosso do Sul, Cidade Universitária, C. P. 549
dc.description.affiliationUniversidade Estadual de Mato Grosso do Sul (UEMS), Unidade de Aquidauana, Rod. Aquidauana, km 12, C. P. 25
dc.description.affiliationUnespUniversidade Estadual Paulista ‘Júlio de Mesquita Filho’ (UNESP) Faculdade de Ciências Agrárias e Veterinárias, Campus de Jaboticabal, via de acesso Prof. Paulo Donato Castellane, s/n
dc.description.sponsorshipFundação de Apoio ao Desenvolvimento do Ensino, Ciência e Tecnologia do Estado de Mato Grosso do Sul
dc.format.extent115-122
dc.identifierhttp://dx.doi.org/10.1590/1984-70332016v16n2a18
dc.identifier.citationCrop Breeding and Applied Biotechnology, v. 16, n. 2, p. 115-122, 2016.
dc.identifier.doi10.1590/1984-70332016v16n2a18
dc.identifier.fileS1984-70332016000200115.pdf
dc.identifier.issn1984-7033
dc.identifier.issn1518-7853
dc.identifier.scieloS1984-70332016000200115
dc.identifier.scopus2-s2.0-84983637779
dc.identifier.urihttp://hdl.handle.net/11449/178231
dc.language.isoeng
dc.relation.ispartofCrop Breeding and Applied Biotechnology
dc.relation.ispartofsjr0,609
dc.rights.accessRightsAcesso aberto
dc.sourceScopus
dc.subjectHeritability
dc.subjectRecurrent selection
dc.subjectSignalgrass
dc.subjectUrochloa decumbens
dc.titleEstimate of genetic parameters in Brachiaria decumbens hybridsen
dc.typeArtigo
dspace.entity.typePublication
unesp.departmentProdução Vegetal - FCAVpt

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