通过振动枯和堆积发酵来提高夏季黑茶的质量:从代谢学和感官分析的见解
Mengyuan Liu1, Chen Zhou1, Ruihuan Zhuang1
1Key Laboratory of Tea Science of Ministry of Education, Hunan Agricultural University, Changsha, Hunan 410128, China; National Research Center of Engineering Technology for Utilization of Botanical Functional Ingredients, Hunan Agricultural University, Changsha, Hunan 410128, China; State Key Laboratory of Tea Plant Germplasm Innovation and Resource Utilization Changsha, Hunan 410128, China; Yuelushan Laboratory, Changsha 410128, China.
Food chemistry
|October 15, 2025
概括
夏季黑茶的质量通过振动枯 (VW) 和堆发酵 (PF) 的组合工艺 (CP) 得到改善. 这增强了香味,味道和生物活性化合物,增加了商业价值.
科学领域:
- 食品科学 食品科学 食品科学
- 农业化学 农业化学
- 植物生物化学 植物生物化学
背景情况:
- 夏季黑茶通常与高级品种相比,香气和儿茶素含量较低.
- 这限制了其消费者吸引力和经济可行性.
- 需要创新的加工方法来提高夏季黑茶的质量.
研究的目的:
- 为了增强夏季黑茶的感官属性和生物活性化合物概况.
- 为了研究振动枯 (VW) 和堆发酵 (PF) 对黑茶质量的影响.
- 为了比较一个组合工艺 (CP) 与传统加工 (CK).
主要方法:
- 进行了感官评估和物理化学分析.
- 采用了集成的LC-MS和非向的代谢学.
- 使用头部空间固体相微提取/气色谱-质谱 (HS-SPME/GC-MS) 挥发性分析进行了分析.
主要成果:
- 组合过程 (CP) 显著改善了感官质量.
- 在CP中含有高水平的theaflavins,theasinensins和关键的花/水果挥发物.
- 大众汽车激活了斯酸通路,而PF则增强了胡卜素降解.
结论:
- 组合工艺 (CP) 有效地增强了夏季黑茶的香味,味道和生物活性化合物含量.
- 这种处理方法提高了感官吸引力和商业价值.
- 了解所涉及的生物化学途径为茶叶加工优化提供了洞察力.
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