浙江典型颗粒型名优绿茶品质特征及关键风味组分研究
S571.1%TS272.5; 本研究系统对比分析了浙江典型颗粒型名优绿茶代表样品觉农·翠茗(浙江绍兴)、平水日铸(浙江绍兴)和奉化曲毫(浙江宁波)的感官品质、风味组分及其含量,并研究其感官特征表达差异及贡献组分.结果表明:不同代表样品外形紧结度、毫量、色泽差异明显,觉农·翠茗样品呈细紧颗粒状,奉化曲毫样品外形披毫、色翠绿.在内质滋味方面,觉农·翠茗呈甘醇型,而平水日铸和奉化曲毫则呈现醇厚特征;在滋味化学组分中,没食子酸、儿茶素、表没食子儿茶素、表没食子儿茶素没食子酸酯,以及谷氨酸、精氨酸、蛋氨酸、茶氨酸、γ-氨基丁酸等是关键差异化合物.在香气方面,奉化曲毫呈清鲜型,觉农·翠茗和平水日铸多呈现...
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Published in | 浙江大学学报(农业与生命科学版) Vol. 49; no. 3; pp. 358 - 367 |
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Main Authors | , , , , , , |
Format | Journal Article |
Language | Chinese |
Published |
浙江大学农业与生物技术学院,浙江 杭州 310058%绍兴市上虞区农业技术推广中心,浙江 绍兴 312300
01.06.2023
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Subjects | |
Online Access | Get full text |
ISSN | 1008-9209 |
DOI | 10.3785/j.issn.1008-9209.2022.04.292 |
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Abstract | S571.1%TS272.5; 本研究系统对比分析了浙江典型颗粒型名优绿茶代表样品觉农·翠茗(浙江绍兴)、平水日铸(浙江绍兴)和奉化曲毫(浙江宁波)的感官品质、风味组分及其含量,并研究其感官特征表达差异及贡献组分.结果表明:不同代表样品外形紧结度、毫量、色泽差异明显,觉农·翠茗样品呈细紧颗粒状,奉化曲毫样品外形披毫、色翠绿.在内质滋味方面,觉农·翠茗呈甘醇型,而平水日铸和奉化曲毫则呈现醇厚特征;在滋味化学组分中,没食子酸、儿茶素、表没食子儿茶素、表没食子儿茶素没食子酸酯,以及谷氨酸、精氨酸、蛋氨酸、茶氨酸、γ-氨基丁酸等是关键差异化合物.在香气方面,奉化曲毫呈清鲜型,觉农·翠茗和平水日铸多呈现高爽、嫩香特征,在挥发性组分中呈现清香、花香特征的二氢芳樟醇、辛醇、橙花醇,呈现果香、甜香特征的反式-橙花叔醇、壬醛、癸醛、3-壬烯-2-酮、α-二去氢菖蒲烯,以及高温作用下形成的β-紫罗兰酮环氧化合物、二氢猕猴桃内酯、茶吡咯等是不同香气特征的关键差异组分.综上所述,不同区域颗粒型名优绿茶在外形、香气、滋味品质上差异明显,这些感官风味差异由不同品质化学组分及含量引起,而它们的变化受到茶叶品种、产地及加工工艺的影响. |
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AbstractList | S571.1%TS272.5; 本研究系统对比分析了浙江典型颗粒型名优绿茶代表样品觉农·翠茗(浙江绍兴)、平水日铸(浙江绍兴)和奉化曲毫(浙江宁波)的感官品质、风味组分及其含量,并研究其感官特征表达差异及贡献组分.结果表明:不同代表样品外形紧结度、毫量、色泽差异明显,觉农·翠茗样品呈细紧颗粒状,奉化曲毫样品外形披毫、色翠绿.在内质滋味方面,觉农·翠茗呈甘醇型,而平水日铸和奉化曲毫则呈现醇厚特征;在滋味化学组分中,没食子酸、儿茶素、表没食子儿茶素、表没食子儿茶素没食子酸酯,以及谷氨酸、精氨酸、蛋氨酸、茶氨酸、γ-氨基丁酸等是关键差异化合物.在香气方面,奉化曲毫呈清鲜型,觉农·翠茗和平水日铸多呈现高爽、嫩香特征,在挥发性组分中呈现清香、花香特征的二氢芳樟醇、辛醇、橙花醇,呈现果香、甜香特征的反式-橙花叔醇、壬醛、癸醛、3-壬烯-2-酮、α-二去氢菖蒲烯,以及高温作用下形成的β-紫罗兰酮环氧化合物、二氢猕猴桃内酯、茶吡咯等是不同香气特征的关键差异组分.综上所述,不同区域颗粒型名优绿茶在外形、香气、滋味品质上差异明显,这些感官风味差异由不同品质化学组分及含量引起,而它们的变化受到茶叶品种、产地及加工工艺的影响. |
Author | 童薏霖 张旭 戚建乔 俞秋雯 魏福炯 范方媛 龚淑英 |
AuthorAffiliation | 浙江大学农业与生物技术学院,浙江 杭州 310058%绍兴市上虞区农业技术推广中心,浙江 绍兴 312300 |
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Author_FL | FAN Fangyuan QI Jianqiao ZHANG Xu TONG Yilin GONG Shuying YU Qiuwen WEI Fujiong |
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Title | 浙江典型颗粒型名优绿茶品质特征及关键风味组分研究 |
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