FOOD SCIENCE ›› 2013, Vol. 34 ›› Issue (4): 272-276.

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Analysis of Quality and Prediction of shelf life of Film Packaged Celery

  

  • Received:2012-03-30 Revised:2013-01-10 Online:2013-02-25 Published:2013-01-29

Abstract: The quality changes of film packaged celery stored at (-1±0.5)℃、(4±0.5)℃、(9±1)℃ and (19±1)℃were evaluated during storage. The shelf life was predicted by Q10 model, and 3T theory was applied to simulate postharvest circulation. Results showed that celery stored at (-1±0.5)℃ had good preservation quality, which combined with film packaging could inhibit the increase in weight loss rate, the decomposition of chlorophyll, the decline of sensory quality effectively, and keep the nitrite content at a lower level, therefore, it would prolong the shelf life of celery. Meanwhile, the prediction equation of shelf life in -1~9℃、9~19℃ and the quality loss and remained shelf life during different time and temperature were also attained.

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