Titre :
|
Quality evaluation of peaches and nectarines by electrochemical and multivariate analyses: Relationships between analytical measurements and sensory attributes
|
Auteurs :
|
M. Esti ;
M. Messia ;
F. Sinesio ;
AL Et
|
Type de document :
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article/chapitre/communication
|
Année de publication :
|
1997
|
Format :
|
p. 659-666
|
Langues:
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= Anglais
|
Catégories :
|
INDUSTRIE AGRO-ALIMENTAIRE
|
Mots-clés:
|
PECHE FRUIT
;
QUALITE ORGANOLEPTIQUE
;
ANALYSE PHYSICOCHIMIQUE
;
ANALYSE STATISTIQUE
;
ANALYSE CHIMIQUE
|
Résumé :
|
The present study examines relationships between the analytical measurements of sugars and non-volatile acids and the sensory attributes (sweetness and sourness) of 21 peach and nectarine cultivars. Certain chemical parameters were correlated with the organoleptic acceptance of common commercial cultivars and recently introduced high and low-acid genotypes. Multivariate statistical analyses were found to be useful in describing the variability of the chemical and sensory parameters which characterise peach quality, as they enabled the identification of sets of variables that could be used to classify peaches and nectarines into high and low-acid categories. Malic and citric acids, minor components of these fruits, were important taste attributes as they contributed to the sensory perception of sourness.
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Source :
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Food Chemistry, vol.60, n°4
|