【作者】 郭桂义； 刘海芳； 陈延彪； 罗娜；

【Author】 Guo Gui-yi1,Liu Hai-fang2,1,Chen Yan-biao1,Luo Na1 (1.Xinyang Agricultural College,Henan Xinyang 464000,China;2.Zhejiang University; Hangzhou 310038 China)

【机构】 信阳农业高等专科学校； 浙江大学农业与生物技术学院茶学系；

【摘要】 对河南省茶树良种繁育场龙井长叶、龙井43、平阳特早、白毫早、乌牛早等5个茶树品种制成的桐柏玉叶茶的氨基酸、茶多酚、咖啡碱、叶绿素等主要化学成分进行了测定。结果表明,龙井长叶含茶多酚量最高,滋味比较浓;平阳特早含氨基酸含量最高;白毫早水浸出物含量最高,滋味比较浓厚;平阳特早所含的叶绿素量最高。更多还原

【Abstract】 The main chemical composition including amino acids,tea polyphenols, caffeine,chlorophyll of Tongbaiyuye tea which were made by five varieties of Longjingchangye,Longjing43,Pingyangtezao,Baihaozao and Wuniuzao coming from tea plant improved variety breed farm in Hennan province were determined.As the results,the content of tea polyphenols is highest in Longjingchangye, the flavour is more concentrated ; the amino acids’ content of Pingyangtezao is more higher than the else ;Baihaozao’ water extracts is the most and the flavour is the most concentrated;the chlorophyll content is highest in Pingyangtezao.更多还原