Data/hora: 06/06/2024 03:30:23

Provedor de dados: | 109
País: | Colombia
Título: | Organoleptic quality assessment of Theobroma cacao L. in cocoa farms in northern Huila, Colombia
Autores: | Machado Cuellar,Leidy; Ordoñez Espinosa,Claudia Mercedes; Angel Sánchez,Yimi Katherine; Guaca Cruz,Lised; Suárez Salazar,Juan Carlos.
Data: | 2018-03-01
Ano: | 2018
Palavras-chave: | Bromatological analysis; Secondary metabolites; Polyphenols; Volatile fraction compounds; Sensory analysis; Sensory attributes.
Resumo: | Abstract Cocoa is a food product with sensory and organoleptic attributes that depends on postharvest processes such as fermentation. This process affects not only the sensory profile, but also chemical reactions and therefore, the quality of the product. Hence, the aim of this study is to carry out a chemical and sensory characterization of cocoa (Theobroma cacao L.) samples from different cocoa farms in the department of Huila, Colombia. Moreover, a bromatological analysis was performed, secondary metabolites (caffeine and theobromine) and total polyphenols were determined, as well as volatile fraction compounds using gas chromatography by solid phase microextraction in the headspace mode (HS-SPME); finally, the samples were classified (acceptable, unpleasant and contaminated) according to a tasting panel. In general, bromatological characteristics of cocoa samples showed acceptable levels, presence of special volatile compounds (linalool and linalool oxide) that affected sensory attributes (floral). Likewise, levels of caffeine and theobromine had adequate levels that resulted in bitter taste. A relationship was found between volatile fraction compounds and bromatological analysis variables, secondary metabolites and total polyphenols that affected the quality of the product.
Tipo: | Info:eu-repo/semantics/article
Idioma: | Inglês
Identificador: | http://www.scielo.org.co/scielo.php?script=sci_arttext&pid=S0120-28122018000100046
Editor: | Universidad Nacional de Colombia
Relação: | 10.15446/acag.v67n1.66572
Formato: | text/html
Fonte: | Acta Agronómica  v.67 n.1 2018
Fonte: | info:eu-repo/semantics/openAccess