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Preservation quality of cold shock treated cucumber and heat transfer characteristic during treatment
Author(s): 
Pages: 349-353
Year: Issue:  11
Journal: Transactions of the Chinese Society of Agricultural Engineering

Abstract: 为研究冷激处理对黄瓜保鲜效果的影响及冷激过程中黄瓜内部组织传热机理,建立了黄瓜冷激过程的传热数学模型,并以0℃的冰水混合物为冷激介质,对处理时间分别为20、40、60 min黄瓜的保鲜效果进行了对比试验研究.结果表明,黄瓜保鲜效果差异不仅与冷激处理时组织的最低温度有关,还与最低温度持续的时间有关.冷激处理40 min能够有效抑制黄瓜硬度、可溶性固形物含量的下降,减缓失重率的上升,保持较高的过氧化物...
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