咖啡桃发酵方法对干加工咖啡的质量属性的影响
Mario Fernando Moncayo-Palacios1, Víctor Hugo Muñoz-Carvajal1, Esteban Largo-Avila2
1Servicio Nacional de Aprendizaje, Centro de Tecnologías Agroindustriales, Cartago, Valle del Cauca, Colombia.
TheScientificWorldJournal
|January 7, 2026
概括
控制的发酵提高了天然咖啡的质量. 改性大气保护关键化合物并改善感官属性,从而产生优质咖啡风味.
科学领域:
- 农业科学 农业科学
- 食品科学 食品科学 食品科学
- 化学 化学 化学
背景情况:
- 全球对优质咖啡的需求不断增长,凸显了感官属性的重要性.
- 发酵对于自然 (干燥加工) 咖啡的风味发展至关重要.
- 低于最佳的发酵可以引入缺陷,对咖啡质量产生负面影响.
研究的目的:
- 为了比较天然咖啡生产的不同发酵方法.
- 评估这些方法对感官属性和化学成分的影响.
- 为了确定优质天然咖啡的最佳发酵条件.
主要方法:
- 评估了五种发酵过程:暴露在空气中 (24,48h),密封的CO2 (24,60h) 和没有发酵 (控制).
- 分析了总糖 (UHPLC),脂肪酸 (GC) 和酸 (HPLC).
- 使用特种咖啡协会 (SCA) 协议进行感官评估.
主要成果:
- 改性大气发酵抑制了糖糖的分解,并保留了酸.
- 在改性大气下观察到低的酸水平 (<10%).
- 在不同的发酵处理中,观察到感官质量属性的显著差异.
结论:
- 在改造的大气下发酵咖啡桃与天然咖啡的优越感官质量有关.
- 控制的发酵条件对于最大限度地提高所需的风味和香味特征至关重要.
- 这项研究为优化天然咖啡加工提供了洞察力,以提高消费者的吸引力.
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