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作 者 ：王建国;王淦;徐仲溪;周跃斌

期 刊 ：作物学报 1992年 18卷 04期 页码：282-290

关键词：优质茶；鲜叶；品质成份；叶/梗值；动态变化；

Keywords:High-quality tea Fresh tea leaves, Quality biochemicals, Leaf/stem ratio,

摘 要 ：通过全年茶季各阶段测定,分析了芽叶的机械组成,叶、梗及整体的水浸出物、茶多酚、氨基酸、儿茶素总量和纤维素的动态变化。探明叶/梗比值可以作为鲜叶嫩度指标;而5个品质成份中,以水浸出物和氨基酸的季节性差异达极显著水平,并据此建立回归方程。

Abstract:Fresh tea leaf samples were collected in different collecting seasons and were analy-sised for tea selective quantities of different plant parts, including the organic parts atbud and leaves, and the contents of different quality biochemicals, including the wat-er extracts, polyphenols, amino acid

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