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食品研究与开发:2017,38(19):5-8
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炭火低温长焙对信阳红夏茶品质的影响
陈义1,2,张洁1,2
(1.信阳农林学院茶学院,河南信阳464000;2.河南省豫南茶树资源综合开发重点实验室,河南信阳464000)
Effects on Quality of Xinyang Black Tea Made in Summer by Low Baking Temperature and Long Time of Charcoal Fire
CHEN Yi1,2,ZHANG Jie1,2
(1.Tea Department of Xinyang College of Agriculture and Forestry,Xinyang 464000,Henan,China;2.Henan Key Laboratory of Tea Plant Comprehensive Utilization in South Henan,Xinyang 464000,Henan,China)
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投稿时间:2017-01-20    
中文摘要: 以不同嫩度的信阳夏茶红茶为原料,在50℃的炭火温度下,对其进行0、3.5、7、10.5、14 h烘焙处理,通过感官审评和生化成分分析比较,探索炭火低温长焙对信阳红品质的影响,结果表明:炭火低温长焙能够改变信阳红夏茶感官品质,提高茶叶的香气,降低茶叶的涩味;同时在烘焙过程中水浸出物、茶多酚、茶红素、茶黄素、茶褐素、氨基酸、可溶性糖等物质均有不同程度的改变。
中文关键词: 信阳红  低温烘焙  品质
Abstract:To explore the effect on quality of the Xinyang black tea made of summer tea fresh leaves at 50℃charcoal baking 0,3.5,7,10.5,14 h,by sensory evaluation and biochemical analysis,the result showedthat:the aroma of tea was increased and the bitter taste of tea was reduced;at the same time the water extract,tea polyphenols,thearubigins,theaflavins,theabrownine,soluble sugar and other substances were changed with different degrees.
文章编号:201719002     中图分类号:    文献标志码:A
基金项目:2015年度河南省高等学校重点科研项目(15B210009);2016年河南省科技厅指导性项目(162102110151);2017年度河南省高等学校重点科研项目(17A210027)
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