马燕, 张冬莲, 李家华, 等. 市售普洱熟茶与绿茶、红茶咖啡碱质量分数的测定与比较[J]. 云南农业大学学报(自然科学), 2013, 28(5): 745-749.
引用本文: 马燕, 张冬莲, 李家华, 等. 市售普洱熟茶与绿茶、红茶咖啡碱质量分数的测定与比较[J]. 云南农业大学学报(自然科学), 2013, 28(5): 745-749.
MA Yan, ZHANG Dong-lian, LI Jia-hua, et al. Determination and Comparison of Caffeine Mass Fraction in Post-fermented Pu-erh Tea,Black Tea and Green Tea[J]. JOURNAL OF YUNNAN AGRICULTURAL UNIVERSITY(Natural Science), 2013, 28(5): 745-749.
Citation: MA Yan, ZHANG Dong-lian, LI Jia-hua, et al. Determination and Comparison of Caffeine Mass Fraction in Post-fermented Pu-erh Tea,Black Tea and Green Tea[J]. JOURNAL OF YUNNAN AGRICULTURAL UNIVERSITY(Natural Science), 2013, 28(5): 745-749.

市售普洱熟茶与绿茶、红茶咖啡碱质量分数的测定与比较

Determination and Comparison of Caffeine Mass Fraction in Post-fermented Pu-erh Tea,Black Tea and Green Tea

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