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Consumer behaviour in the prediction of postharvest losses reduction for fresh strawberries packed in modified atmosphere packaging
Postharvest Biology and Technology ( IF 7 ) Pub Date : 2020-05-01 , DOI: 10.1016/j.postharvbio.2020.111119
Matar Céline , Guillard Valérie , Gauche Karine , Costa Sandrine , Gontard Nathalie , Guilbert Stéphane , Gaucel Sébastien

Abstract MAP can maintain the storage life of products and thereby reduce food losses. However, the benefits of MAP for reducing losses is not well quantified, especially in relation with practices in the postharvest chain. This paper proposes an innovative approach, at the intersection between the domains of food engineering, social sciences and humanities and computer science to quantify the real benefit of using MAP in the postharvest chain of fresh strawberries. To take into account the diversity of postharvest storage conditions and consumer practices on reduction of food losses, 132 scenarios for storage of fresh strawberries were investigated with a numerical model and used as inputs to calculate the losses generated in the postharvest chain as a function of product deterioration. Considering the probability of occurrence of each scenario and consumer practices, the use of MAP instead of commercial macro-perforated packaging, would lead to 17 % reduction of losses on average. The losses reduction is low because 50 % of consumers open the packaging before storing the fruit into the refrigerator, disrupting the benefit of MAP before the fruit is consumed. Losses would be reduced by as much as 74 % if all the consumers stored the strawberries in the fridge and kept the MAP intact.

中文翻译:

气调包装新鲜草莓采后损失减少预测中的消费者行为

摘要 MAP可以维持产品的储存寿命,从而减少食品损失。然而,MAP 在减少损失方面的好处还没有得到很好的量化,尤其是与采后链中的做法有关。本文提出了一种创新方法,在食品工程、社会科学和人文科学与计算机科学的交叉点上,量化在新鲜草莓采后链中使用 MAP 的真正好处。考虑到采后储存条件的多样性和消费者在减少食物损失方面的做法,使用数值模型研究了 132 种新鲜草莓的储存方案,并将其用作输入来计算采后链中产生的损失作为产品的函数恶化。考虑到每个场景的发生概率和消费者习惯,使用 MAP 代替商业大穿孔包装,平均可以减少 17% 的损失。损失减少率很低,因为 50% 的消费者在将水果放入冰箱之前打开包装,在水果被食用之前破坏了 MAP 的好处。如果所有消费者都将草莓存放在冰箱中并保持 MAP 完好无损,损失将减少多达 74%。
更新日期:2020-05-01
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