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Effect of gamma-irradiation combined with washing and waxing treatment on physicochemical properties, vitamin C, and organoleptic quality of Citrus clementina Hort. ex. Tanaka

Mahrouz, Mostafa; Lacroix, Monique ORCID logoORCID: https://orcid.org/0000-0002-2042-4033; D'Aprano, Giuseppe; Oufedjikh, Hafida; Boubekri, Cheikh et Gagnon, Marcel (2002). Effect of gamma-irradiation combined with washing and waxing treatment on physicochemical properties, vitamin C, and organoleptic quality of Citrus clementina Hort. ex. Tanaka Journal of Agricultural and Food Chemistry , vol. 50 , nº 25. pp. 7271-7276. DOI: 10.1021/jf0116909.

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Résumé


To enhance the shelf life of a late variety of Moroccan Citrus clementina (Nour), ionizing treatments were applied at 0.3 kGy, as well as washing (cold water) and waxing treatments. It has been found that, despite the irradiation treatment. the washing and waxing treatment do not improve the quality of C. clementina, but rather result in yellower peels, peel injury, and reductions of vitamin C content, acidity, and soluble solids. However, gamma-irradiation alone enhanced significantly (p less than or equal to 0.05) the level of vitamin C and the total phenolic content and maintained the color of the C. clementina during the entire storage period (49 days at 3 +/- 1 degreesC and 84% relative humidity). Finally, sensory evaluation further confirmed the beneficial effect of gamma-irradiation. Irradiated clementines were found to be sweeter. Also, the sensorial score of irradiated (1) and washed, waxed, and un-irradiated (LC) fruits Was maintained over 7 days during 21 days as compared to 14 days for unwashed, unwaxed, and unirradiated (C) and for washed, waxed, and irradiated (LCI) fruits.

Type de document: Article
Mots-clés libres: Citrus clementina Hort. ex.Tanaka; γ-irradiation; cold water and waxing treatment
Centre: Centre INRS-Institut Armand Frappier
Date de dépôt: 04 mars 2025 14:51
Dernière modification: 04 mars 2025 14:51
URI: https://espace.inrs.ca/id/eprint/14939

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