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6652

Improvement of Shelf Life and Physicochemical Quality of Fresh–Cut Green Bean Pods (Phaseolus vulgaris L. cv. Polista) Using Edible Coatings

Article

Last updated: 03 Jan 2025

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Abstract

Fresh-cut fruits and vegetables offer to consumers highly nutritious, convenient and healthful commodities in
case of maintaining the freshness of the non-processed products. Postharvest technologies have allowed horticultural
industries to meet the global demands of local and large scale production and intercontinental distribution of fresh
produce that have high nutritional and sensory quality. Thus, the aim of this study was to evaluate the physicochemical
and microbiological parameters of fresh-cut green bean pods (Phaseolus vulgaris L. cv. Polista) stored at 4⁰C for 20
days with edible coatings. Edible coatings prepared with carrageenan, guar gum, potassium sorbate and citric acid were
tested. The analyses carried out on the samples were: total sugars, L- ascorbic acid, weight loss, firmness, color
attributes, total phenolics, total flavonoids, antioxidant activity, as well as, microbiological analysis (total viable
bacteria, psychrophilic bacteria and yeast and mold counts). The results indicated that coated pods (carrageenan, guar
gum, potassium sorbate and citric acid) extended and improved their shelf life quality due to minimization of the
physicochemical changes. Therefore, the results indicated that the formulated edible coating has potential to extend the
shelf life and maintain quality of fresh-cut green bean pods.

DOI

10.21608/scuj.2017.6652

Keywords

Green Beans, Carrageenan, Guar gum, potassium sorbate, citric acid color attributes, firmness, weight-loss, Storage, safety

Authors

First Name

Abed EL-Hakim

Last Name

I.

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Affiliation

Department of Horticultural Crops Tech. Res., Food Technology Research Institute, Agricultural Research Center, Giza, Egypt.

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Volume

4

Article Issue

1

Related Issue

1213

Issue Date

2017-01-01

Receive Date

2018-04-30

Publish Date

2017-01-01

Page Start

1

Page End

10

Print ISSN

2314-7970

Link

https://scuj.journals.ekb.eg/article_6652.html

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https://scuj.journals.ekb.eg/service?article_code=6652

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Original Article

Type Code

553

Publication Type

Journal

Publication Title

Suez Canal University Journal of Food Sciences

Publication Link

https://scuj.journals.ekb.eg/

MainTitle

Improvement of Shelf Life and Physicochemical Quality of Fresh–Cut Green Bean Pods (Phaseolus vulgaris L. cv. Polista) Using Edible Coatings

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Article

Created At

22 Jan 2023