Hongyan 7

Hongyan 7. (C. sinensis). Yang Yajun and Liang Yuerong, 2014. Clone Cultivars of Tea in China. p.108. Chen Liang et al. 2024. Records of Tea Cultivars and Resources of Chinese Tea resources (Volume I)-Registered Tea Cultivars. p.486-487: [Applicant] Guangdong Degaoxin Plantation Co. [Breeder] Li Jiaxian; Huang Hualin; He Yumei; Qiao Xiaoyan; Yan Changyu; Wu Hualing. [Variety Number] Non-major crop variety registration number: GPD Tea Tree (2020) 440042. former National Tea Tree Variety Appraisal Committee Appraisal Number: National Pinjian Tea 2010021. [Variety Source] Selected by the Tea Research Institute of Guangdong Academy of Agricultural Sciences from the natural hybrid progeny of 'Baxiancha' as a monocotyledonous selection. [Characteristics] small tree type, early species, strong growth potential, tree posture open, medium leaf type, leaf length 10.6 cm, width 4.1 cm, leaf blade long oval, leaf insertion state half upward slanting. In the Yingde area spring tea bud one leaf period in early March, the new buds and leaves dark green slightly purple, velvet medium, a bud three leaves 7.3 cm long, 100 bud weight 164.0 grams. The biochemical sample of spring tea bud and two leaves contains 31.4% of tea polyacids, 2.7% of amino acids, 3.8% of caffeine, 45.2% of water leachate. Suitable for oolong tea and green tea. Oolong tea, the appearance of oolong tea, the fragrance of flowers, rich and long, taste strong and refreshing with incense, soup color golden yellow bright, leaf bottom uniform bright red rim; green tea, the appearance of tight show hair, aroma of tender incense high long, taste rich and mellow, soup color yellow-green bright, yellow-green bright leaf bottom. The first growth cycle mu yield of one bud and two leaves 433 kg of fresh leaves, 62% higher than the control 'Fujian Shuixian'; the second growth cycle mu yield 455 kg, 24% higher than the control 'Fujian Shuixian'. It is resistant to tea anthracnose, susceptible to tea leafhopper, strong cold and drought resistance. [Suitable planting area and cultivation technology] Suitable for planting in late fall or early spring in Guangdong, Guangxi, Fujian and Hunan in the acidic soil of South China and Jiangnan tea area. The young age of the use of multi-year pruning method to cultivate the tree crown; must strengthen the management of fertilizer, organic fertilizer-based, nitrogen fertilizer as a supplement.

鸿雁7号 (Camellia sinensis ‘Hongyan 7’). 杨亚军、杨月荣主编，2014. 《中国无性系茶树品种志》上海科学技术出版社，第108页。陈亮等. 2024.《中国茶树品种资源志（上卷）茶树登记品种》第486-487页：【申请者】广东德高信种植有限公司。【育种者】李家贤；黄华林；何玉媚；乔小燕；晏嫦妤；吴华玲。【品种编号】非主要农作物品种登记号：GPD茶树（2020)440042。原全国茶树品种鉴定委员会鉴定编号：国品鉴茶2010021。【品种来源】广东省农业科学院茶叶研究所从‘八仙茶’自然杂交后代中单株选育而成。【特征特性】小乔木型，早生种，生长势强，树姿开张，中叶类，叶片长度10.6厘米、宽度4.1厘米，叶片长椭圆形，叶片着生状态半上斜。在英德地区春茶一芽一叶期在3月上旬，新梢芽叶深绿色略带紫，茸毛中等，一芽三叶长7.3厘米、百芽重164.0克。春茶一芽二叶生化样含茶多酸31.4%，氨基酸2.7%，咖啡碱3.8%，水浸出物45.2%。适制乌龙茶和绿茶。制乌龙茶，外形乌润，花香浓郁高长，滋味浓爽含香，汤色金黄明亮，叶底匀亮红镶边；制绿茶，外形紧实显毫，香气嫩香高长，滋味浓醇，汤色黄绿明亮，叶底黄绿明亮。第一生长周期亩产一芽二叶鲜叶433千克，比对照‘福建水仙’增产62%；第二生长周期亩产455千克，比对照‘福建水仙’增产24%。中抗茶炭疽病，感茶小绿叶蝉，抗寒性和抗旱性较强。【适宜种植区域及栽培技术要点】适宜在华南和江南茶区的广东、广西、福建、湖南偏酸性土壤晚秋或早春种植。幼龄期采用一年多次修剪法培养树冠；须加强肥水管理，有机肥为主，氮肥为辅。