摘要
中茶602是从云台山群体种后代中经单株选拔—扦插扩繁—品比试验—区域试验系统选育而成的适制绿茶新品种。品比和区域试验结果表明,中茶602属早生种,产量较高;制烘青绿茶外形细紧、披毫、嫩绿鲜润,汤色浅嫩绿、较清澈明亮,香气嫩(栗)香持久,滋味甘鲜嫩爽,叶底多芽、匀齐、嫩绿明亮。春季第一轮一芽二叶2年平均含茶多酚18.0%、氨基酸4.2%、咖啡碱3.5%、儿茶素12.4%、水浸出物48.2%。抗寒、抗旱性较强。适宜在重庆、贵州、四川、湖南及气候相似地区种植。中茶602于2020年通过农业农村部非主要农作物新品种登记,登记编号:GPD茶树(2020)330025。
'Zhongcha 602'is a new tea plant cultivar suitable for processing green tea,which is selected from'Yuntaishan Quntizhong'natural hybrid offspring and bred by systematic selection including the processes of single plant selection,cutting propagation,strain comparison,and regional adaptation experiment.The results show that'Zhongcha 602'is an early-sprouting cultivar with high yield.The baked green tea had wiry,tippy and tender green bloom appearance,light pale-green,clear and bright liquor color,lasting tender(chestnut)aroma,umami with sweet and tender brisk taste,and uniform,tender green and bright infused leaves.Based on the first round picking in three years,the average content of tea polyphenols,amino acids,caffeine,catechins and water extracts in one bud and two leaves were 18.0%,4.2%,3.5%,12.4%and 48.2%respectively.'Zhongcha 602'also showed strong cold and drought tolerance,and might be suitable for planting in Chongqing,Guizhou,Sichuang,Hu'nan and other areas with similar climate condition.It was registered by Ministry of Agriculture and Rural Affairs in 2020 with the registration No.GPD tea plant(2020)330025.
作者
王新超
王璐
郝心愿
章志芳
杨亚军
曾建明
WANG Xinchao;WANG Lu;HAO Xinyuan;ZHANG Zhifang;YANG Yajun;ZENG Jianming(Tea Research Institute,Chinese Academy of Agricultural Sciences/National Center for Tea Improvement/Key Laboratory of Tea Biology and Resources Utilization,Ministry of Agriculture and Rural Affairs,Hangzhou 310008,China)
出处
《中国茶叶》
2021年第2期28-32,共5页
China Tea
基金
浙江省农业新品种(茶树)选育重大科技专项(2016C02053-4)
国家现代农业(茶叶)产业技术体系绿茶品种改良岗位(CARS-19)
中国农业科学院农业科技创新工程(CAAS-ASTIP-2017-TRICAAS-01)。
关键词
茶树
早生优质
品种
中茶602
tea plant
early-sprouting and elite
cultivar
Zhongcha 602