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Food Qual Safet
Research Articles     
硅胶膜气调包装在石榴保鲜中的应用及对其理化性能的影响
Application of modified atmosphere packaging using silicone membrane system for shelf life extension of pomegranate (Punica granatum L.) and its effect on physico-chemical properties
Shubhangi Srivastava* and Prashant Said**
*Agricultural and Food Engineering Department, Indian Institute of Technology, Kharagpur, West Bengal, India and **College of Agricultural Engineering and Post-Harvest Technology, Ranipool, Sikkim, India
 全文: PDF 
摘要: 【目标】延长石榴果实的货架期,对其贮藏过程中的理化性质变化进行研究。
【材料和方法】 石榴果实储存在不同规格的高密度聚乙烯包装中,在10°C下使用硅胶膜进行气调。对两种不同贮藏温度下包装内的气体组成、质地、颜色及总体质量参数进行评价。测定总可溶性固形物、可滴定酸度、抗坏血酸含量、总糖、还原糖和非还原糖、生理失重等理化性质。
【结果】在常温贮藏条件下,石榴果实的保鲜期为10天,而在改性气调包装(200号HDPE、300号HDPE和硅胶膜系统)中,石榴果实的保鲜期在常温下可延长至60天、60天、25天,在10℃下可延长至96天、96天、65天。
【结论】封装和硅胶膜系统处理中,T1、T5和T8在所研究的所有感官和质量参数方面都表现得更好。
关键词: 硅胶膜货架期石榴温度成熟中    
Abstract:

Objectives: The study was conducted to prolong the shelf life of freshly harvested pomegranate fruits and to find out its physiochemical properties during storage. 

Materials and Methods: Pomegranate fruits of variety ‘Bhagawa’ were stored in 200, 300 gauge high-density polyethylene (HDPE) package, and silicone membrane modified atmospheric storage system at ambient conditions and 10°C. Gas composition inside the package, texture, color, and overall quality parameters were evaluated at these two storage temperatures. The physico-chemical properties such as total soluble solids, titratable acidity, ascorbic acid content, total, reducing, and non-reducing sugars, and physiological loss in weight (PLW) were also determined. 

Results: In ambient storage, the shelf life of pomegranate fruit was 10 days, whereas in modified atmosphere packaging (200 gauge HDPE, 300 gauge HDPE, and silicone membrane system), the shelf life of pomegranate fruits was extended up to 60, 60, 25 days at ambient and 96, 96, 65 days at 10°C temperature, respectively. 

Conclusions: Among the 200, 300 gauge HDPE package, and silicone membrane system treatments T1, T5, and T8, respectively, were found better with respect to all the sensory and quality parameters studied. 

Key words: silicone membrane    shelf life    pomegranate    temperature    ripening
收稿日期: 2018-09-04 出版日期: 2019-08-24
通讯作者: Shubhangi Srivastava, Agricultural & Food Engineering Department, IIT Kharagpur, Kharagpur 721302, West Bengal, India.     E-mail: Shubhangi1305@yahoo.com
作者简介: Shubhangi Srivastava, Agricultural & Food Engineering Department, IIT Kharagpur, Kharagpur 721302, West Bengal, India. Email: Shubhangi1305@yahoo.com.
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引用本文:

Shubhangi Srivastava, Prashant Said. Application of modified atmosphere packaging using silicone membrane system for shelf life extension of pomegranate (Punica granatum L.) and its effect on physico-chemical properties. Food Qual Safet, 10.1093/fqsafe/fyz014.

链接本文:

http://www.zjujournals.com/fqs/CN/10.1093/fqsafe/fyz014        http://www.zjujournals.com/fqs/CN/Y2019/V3/I3/145

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