搜索结果: 1-1 共查到“Contents of chemical constituents”相关记录1条 . 查询时间(0.046 秒)
Yearly Changes in Contents of Chemical Constituents in First Flushes of Tea Cultivars
Camellia sinensis Contents of chemical constituents First flush Yearly change
2009/7/8
Various chemical constituents in tea shoots (leaves + young stems) contribute to the taste of tea. For example, tannin gives tea its bitterness and astringency, caffeine contributes to bitterness, an...