<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Mango is a well-known tropical climacteric fruit that decays rapidly. Thus, a postharvest management strategy utilizing natural and biodegradable materials is necessary to minimize crop losses. The study evaluated the coating effects of <italic>A. vera</italic> gel with chitosan and coconut oil on postharvest features and mango shelf life throughout 15 days of storage at room temperature (25 ± 2 °C). Fruits were treated with the following six coatings: control (distilled water), 1.5% chitosan solution (CH) (w/v), <italic>Aloe vera</italic> gel (AV) (1 : 1, v/v), coconut oil (CO) (1 : 1, v/v), 1.5% chitosan solution + <italic>A. vera</italic> gel (CH + AV) (1 : 1, v/v), and coconut oil + <italic>A. vera</italic> gel (CO + AV) (1 : 1, v/v). The findings showed that the coating with <italic>A. vera</italic> gel and chitosan significantly decreased decay, weight loss, respiration rate, and ethylene production compared to control. This coating improved fruit quality indicators like acidity, total soluble solids, pH, fruit firmness, and ascorbic acid content. Additionally, the phenol content and antioxidant activity decreased slightly during storage, while the control fruits demonstrated a rapid decrease in phenol content and antioxidant activity. Coated fruits significantly reduced the activity of polyphenol oxidase, whereas control fruits had the lowest catalase and peroxidase activity throughout the storage period. Coated fruit skin showed higher L* and b* values than the control fruits throughout storage. These findings suggested that <italic>A. vera</italic> gel with chitosan coating might preserve bioactive components and postharvest ‘Haribhanga’ mango fruit quality under ambient storage.</p>
</abstract>

Mango is a well-known tropical climacteric fruit that decays rapidly. Thus, a postharvest management strategy utilizing natural and biodegradable materials is necessary to minimize crop losses. The study evaluated the coating effects of A. vera gel with chitosan and coconut oil on postharvest features and mango shelf life throughout 15 days of storage at room temperature (25 ± 2 °C). Fruits were treated with the following six coatings: control (distilled water), 1.5% chitosan solution (CH) (w/v), Aloe vera gel (AV) (1 : 1, v/v), coconut oil (CO) (1 : 1, v/v), 1.5% chitosan solution + A. vera gel (CH + AV) (1 : 1, v/v), and coconut oil + A. vera gel (CO + AV) (1 : 1, v/v). The findings showed that the coating with A. vera gel and chitosan significantly decreased decay, weight loss, respiration rate, and ethylene production compared to control. This coating improved fruit quality indicators like acidity, total soluble solids, pH, fruit firmness, and ascorbic acid content. Additionally, the phenol content and antioxidant activity decreased slightly during storage, while the control fruits demonstrated a rapid decrease in phenol content and antioxidant activity. Coated fruits significantly reduced the activity of polyphenol oxidase, whereas control fruits had the lowest catalase and peroxidase activity throughout the storage period. Coated fruit skin showed higher L* and b* values than the control fruits throughout storage. These findings suggested that A. vera gel with chitosan coating might preserve bioactive components and postharvest ‘Haribhanga’ mango fruit quality under ambient storage.

Changes of Postharvest Nutritional Quality and Antioxidant Enzymes in ‘Haribhanga’ Mango by <italic>Aloe vera</italic> Gel with Chitosan and Coconut Oil Coating During Ambient Storage

Hajee Mohammad Danesh Science and Technology University

Department of Food Processing and Preservation

Postharvest Technology Section, Horticulture Research Centre

Horticulture and Product Physiology, Department of Plant Science

Journal of Horticultural Research

This work is licensed under the Creative Commons Attribution 4.0 International License.

Changes of Postharvest Nutritional Quality and Antioxidant Enzymes in ‘Haribhanga’ Mango by  Gel with Chitosan and Coconut Oil Coating During Ambient Storage

Mango is a well-known tropical climacteric fruit that decays rapidly. Thus, a postharvest management strategy utilizing natural and biodegradable materials is...

Changes of Postharvest Nutritional Quality and Antioxidant Enzymes in ‘Haribhanga’ Mango by Aloe vera Gel with Chitosan and Coconut Oil Coating During Ambient Storage

Published Online: Dec 11, 2023

Page range: 79 - 96

Received: May 01, 2023

Accepted: Sep 01, 2023

DOI: https://doi.org/10.2478/johr-2023-0024

Keywords
mango, edible coating, phenolic compounds, antioxidant enzymes, postharvest quality

© 2023 Lajina Begum et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Changes of Postharvest Nutritional Quality and Antioxidant Enzymes in ‘Haribhanga’ Mango by Aloe vera Gel with Chitosan and Coconut Oil Coating During Ambient Storage

Published Online: Dec 11, 2023

Page range: 79 - 96

Received: May 01, 2023

Accepted: Sep 01, 2023

DOI: https://doi.org/10.2478/johr-2023-0024

Keywordsmango, edible coating, phenolic compounds, antioxidant enzymes, postharvest quality

© 2023 Lajina Begum et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
mango, edible coating, phenolic compounds, antioxidant enzymes, postharvest quality