A cup of filter coffee contains about three times as much caffeine as a cup of tea, although dry tea leaves do contain a higher proportion of caffeine by weight than coffee beans.
一杯过滤咖啡含有的咖啡因大约是一杯茶的3倍，尽管从重量上看，干茶叶所含咖啡因的比例确实比咖啡豆高。
The thickness and dry weight of the leaves increase.
叶片厚度、干物重及单位面积的叶片重量增加；
Triacontanol (TRIA) can Increase chlorophyl content of the flag leaves of wheat plant, the dry weight of juvenile claduses and the speed of filling.
三十烧醇能提高小麦从旗叶叶绿素含量、幼穗的干重及灌速度。
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