Article: Effects of shrink film wrapping and storage temperature on the shelf life and quality of pomegranate fruits cv. Ganesh
Postharvest biology and technology. Mar 2001. v. 22 (1)
2001
Abstract: ... 'Ganesh' pomegranates (Punica granatum L.) stored at 8, 15 and 25 degrees C were studied. The shrink ...
Abstract | The effect of individual shrink film wrapping with two polyolefin films (BDF-2001 and D-955) and skin coating with a sucrose polyester (SPE) Semperfresh on the shelf life and quality of soft-seeded 'Ganesh' pomegranates (Punica granatum L.) stored at 8, 15 and 25 degrees C were studied. The shrink-wrapped pomegranates could be stored for 12, 9 and 4 weeks as compared to 8, 6 and 2 weeks by SPE coating at 8, 15 and 25 degrees C respectively, whereas non-wrapped fruits could be kept for 7, 5 and 1 week under similar storage conditions. Peel thickness and freshness and firmness of the fruit were retained and weight loss greatly reduced by shrink wrapping. The weight loss in shrink-wrapped fruits was 1.2-1.3% after 12 weeks of storage at 8 degrees C and 2.2-3.7% after 10 weeks at 15 degrees C. During the same period non-wrapped fruits lost 20.4 and 30.7% at 8 and 15 degrees C, respectively. Changes in acidity, sugars and vitamin C of the shrink-wrapped fruits were lower than that of non-wrapped fruits during 12 weeks of storage at 8 degrees C. Shrink wrapping also reduced the respiration rate of the fruit. No detectable levels of ethylene were produced during storage of pomegranates. |
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Keywords | pomegranates ; food packaging ; food storage ; temperature ; shelf life ; food quality ; duration ; firmness ; titratable acidity ; brix ; ascorbic acid ; ethylene production ; thickness ; plastic film |
Language | English |
Dates of publication | 2001-03 |
Size | p. 61-69. |
Document type | Article |
ZDB-ID | 1082798-5 |
ISSN | 0925-5214 |
ISSN | 0925-5214 |
Database | NAL-Catalogue (AGRICOLA) |
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