塌堀后凤凰单丛茶的香型特征分析

Analysis on Aroma Characteristics of Takuhou Fenghuang Dancong Tea

凤凰单丛茶具有遗传多样性,不同品种具有不同的风味特征,为探究凤凰单丛茶独特的品种香,该研究选取了塌堀后这一品种,并与其传统归属香型代表品种黄栀香进行比较。从感官品评上,塌堀后与黄栀香的区别主要体现在香味上,进一步通过实验分析得出塌堀后与黄栀香的香气成分各有42种和32种,其中共有成分27种,香型相似率高达86.99%,香型较为类似,但两者共有成分的相对含量区别较大,且塌堀后特有的成分比黄栀香多10种,在气味类型上也更丰富多样,香味更为独特。该研究为了解不同品种凤凰单丛茶的品种香特征及其影响因素提供参考,并在凤凰单丛茶优良品种的选育中具有重要指导意义。

Different varieties of Fenghuang Dancong tea has different aroma characteristics. In this study,Takuhou Fenghuang Dancong tea was selected and compared with the representative variety of traditional flavor type Huangzhixiang. The results of sensory evaluation showed that the difference between Takuhou and Huangzhixiang is mainly in aroma. The aroma components shows that there are 42 and 32 aroma components respectively, with a total of 27 common components.The aroma types is similar, as high as 86.99%. But the relative content of common components between Takuhou and Huangzhixiang is quite different. Moreover, the unique components of Takuhou are more than 10 kinds of that of Huangzhixiang, and the odor types are more abundant and diverse, and the aroma is more unique. This study provides a reference for understanding the aroma characteristics and influencing factors of different varieties of Fenghuang Dancong tea, and has important guiding significance for breeding excellent varieties of Fenghuang Dancong tea.