Artigo Acesso aberto Produção Nacional

Selection of umbu-cajazeira clones using the REML/BLUP

2017; UNIVERSIDADE FEDERAL RURAL DE PERNAMBUCO; Volume: 12; Issue: 4 Linguagem: Inglês

10.5039/agraria.v12i4a5485

ISSN

1981-1160

Autores

Euriann Lopes Marques Yamamoto, Ioná Santos Araújo Holanda, Patrícia Lígia Dantas de Morais, Glauber Henrique de Sousa Nunes, R. P. Antonio, Moline Severino Lemos, J.R. Silva,

Tópico(s)

Growth and nutrition in plants

Resumo

Genetic parameters and genotypic values of fruits from umbu-cajazeira clones were determined using the restricted maximum likelihood/best linear unbiased prediction (REML/BLUP) method, from the morphological, physicochemical and chemical characterization of fruits. The experiment was composed of six experimental clones, in three randomized complete block designs and three replicates per plot in an unbalanced arrangement in Ipanguaçu/RN, due to non-fructification of some clones of the experiment. Morphological, physicochemical and chemical characterization of 20 fruits of each clone was performed. The variance components for REML and medium components (BLUP), were estimated using the mixed model’s method REML/BLUP. The three best clones selected were from Serra do Mel, Açu, and Carnaubais. The method used allowed selection of clones with high soluble solids content and pulp yield based on the genotypic value of clones. Fruit clones from Serra do Mel can be used for pulp processing or fresh consumption. The Açu clone showed a high pulp yield and is recommended pulp processing. Carnaubais, Alto do Rodrigues, and Ipanguaçu generated fruits for fresh consumption.

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