【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 made by five varieties:Longjingchangye,Longjing43,Pingyangtezao,Baihaozao and Wuniuzao from tea seed multiplication farm in Hennan province were determined.As the results,the content of tea polyphenols was highest of Longjingchangye, the flavour was more concentrated ; the content of amino acids of Pingyangtezao was more higher than the else; the content of water extracts of Baihaozao was the most and the flavour was more concentrated;andthe chlorophyll of Pingyangtezao was highest.更多还原