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食品研究与开发:2016,37(14):-
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蒲公英茶不同贮藏期质量变化研究
(绥化学院食品与制药工程学院,黑龙江绥化152061)
Effects of Storage Time on Quality of Dandelion Tea
(College of Food and Pharmaceutical Engineering,Suihua University,Suihua 152061,Heilongjiang,China)
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投稿时间:2015-05-20    
中文摘要: 通过测定同批次蒲公英茶在不同贮藏期的浸出物、叶绿素、维生素C、还原糖、总糖、总酚和黄酮含量,研究蒲公英茶在室温避光贮藏期间主要化学成分的变化。结果表明:平均每1年货架期,蒲公英茶浸出物含量降低8.7%、叶绿素含量降低16.4%,维生素C含量减少8.8%,总糖含量降低17.5%,黄酮含量降低16.4%;还原糖和总酚含量呈现先上升后下降的趋势,蒲公英茶贮藏12个月内总体品质下降较少。
中文关键词: 蒲公英茶  贮藏  品质
Abstract:The chlorophyll,vitamin C,reducing sugar,total sugar,total phenolics and flavonoids content of dandelion tea were measured during different storage time,changes of main chemical components of dandelion tea stored at room temperature in the dark were studied.The results showed that:dandelion tea extract,chlorophyll,vitamin C,total sugar,and flavonoid content decreased 8.7%,16.4%,8.8%,17.5%and 16.4%respectively per one year shelf life;reducing sugar and total phenols content showed a downward trend after the first rise,the storage quality of dandelion tea decreased less within 12 months.
keywords: dandelion tea  storage  quality
文章编号:201614030     中图分类号:    文献标志码:
基金项目:绥化市科技计划项目(SHKJ2015-003);黑龙江省大学生创新创业训练计划项目(201510236006);绥化学院科研项目(K1501004)
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