优质茶鲜对品质成份在年周期中的动态变化

作物学报 ›› 1992, Vol. 18 ›› Issue (04): 282-290.

优质茶鲜对品质成份在年周期中的动态变化

王建国;王淦;徐仲溪;周跃斌

收稿日期:1991-03-05 修回日期:1991-07-01 出版日期:1992-07-12 网络出版日期:1992-07-12

Changes of the Quality Biochemicals of Fresh Tea Leaves for High-Quality Tea During a Year

Wang Jianguo;Wang gan;Xu Zhongxi;Zhou Yuebing

Hunan Agricultural College,Changsha

Received:1991-03-05 Revised:1991-07-01 Published:1992-07-12 Published online:1992-07-12

摘要/Abstract

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。

关键词: 优质茶, 鲜叶, 品质成份, 叶/梗值, 动态变化

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

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

王建国;王淦;徐仲溪;周跃斌. 优质茶鲜对品质成份在年周期中的动态变化[J]. 作物学报, 1992, 18(04): 282-290.

Wang Jianguo;Wang gan;Xu Zhongxi;Zhou Yuebing. Changes of the Quality Biochemicals of Fresh Tea Leaves for High-Quality Tea During a Year[J]. Acta Agron Sin, 1992, 18(04): 282-290.

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