提高哈斯梨的保存:组合改性大气包装和基于 cinnamaldehyde的活性系统
Carlos Alberto Fuenmayor1, Silvia L Ramirez-Marín2, Caroll Edith Cortés1
1Instituto de Ciencia y Tecnología de Alimentos (ICTA), Universidad Nacional de Colombia, Avenida Carrera 30, No. 45-03, 111321 Bogotá, D.C., Colombia.
Food research international (Ottawa, Ont.)
|May 13, 2025
概括
使用肉甲 (CA) 的修改大气 (MAP) 包装显著延长了哈斯梨在10°C的保质期. 这种结合包装方法,MAP-CA,减少腐烂,并保持国际贸易的质量.
科学领域:
- 园艺科学 园艺科学
- 食品科学与技术 食品科学与技术
- 材料科学 材料科学 材料科学
背景情况:
- 哈斯梨很容易腐烂,需要冷链物流 (4°C) 进行国际贸易,增加成本和碳足迹.
- 目前梨的保存方法包括冷藏和航空运输,这些都是能源密集和复杂的.
- 在温度稍高 (10°C) 时制定有效的保存策略对于减少环境影响和物流挑战至关重要.
研究的目的:
- 评估修改大气包装 (MAP) 与甲基活性包装 (CA) 结合在10°C保存哈斯梨的有效性.
- 分析不同MAP-CA处理对梨质量属性的影响,包括减肥,水分,脂肪含量,真菌生长,颜色和质地.
- 为了确定在非冷藏条件下延长哈斯梨的保质期的最佳MAP-CA度.
主要方法:
- 哈斯梨在四种包装条件下在10°C下存储:开放的托盘,单独的MAP,以及两种MAP-CA系统,其度不同.
- 质量参数如体重减轻,水分含量,脂肪概况,真菌发育,颜色和质地等被监测了42天.
- 分析了头部空间气体组成,以了解包装中的大气动力学.
主要成果:
- 与开放托盘相比,所有MAP治疗都有效地减少了体重减轻.
- 通过MAP-CA处理 (T3和T4),更好地保持水分水平,并保持脂肪含量和形状.
- 单独的MAP导致了由于内部水分凝结导致的早期真菌生长,而MAP-CA系统则抑制了腐烂.
- 与单独使用MAP相比,MAP-CA系统具有较高的肉甲度 (T4) 延长了约50% (12天) 的保质期.
结论:
- 组合修改大气包装 (MAP) 和基于肉的活性包装 (CA) 是一种高效的策略,可以在10°C下保持哈斯梨的质量.
- MAP-CA系统显著延缓腐烂,保持营养质量,延长保质期,为传统冷链物流提供可持续的替代方案.
- 这种方法为新鲜农产品供应链,特别是国际梨贸易提供了实用和可采用的解决方案,减少了对环境的影响.
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