Zhongcha 703

Zhongcha 703 (Camellia sinensis). Chen Liang et al. 2024. Records of Tea Cultivars and Resources of Chinese Tea resources (Volume I)-Registered Tea Cultivars. p.192-193: [Applicant] Institute of Tea Research, Chinese Academy of Agricultural Sciences. [Breeder] Zeng Jianming; Zhang Zhifang; Yang Yajun; Wang Lu; Hao Xinyuan; Wang Xinchao; Li Xiaoman. [Variety number] Non-major crop variety registration number: GPD Tea Tree (2023)330054. [Variety origin] Selected by Tea Research Institute of the Chinese Academy of Agricultural Sciences from the natural hybrid progeny of 'Maolü' as a single plant. [Characteristics and properties] Shrub type, extra-early-born species, half-open posture, medium leaf type, leaf blade length 7.3 cm, width 3.2 cm, leaf blade medium oval, leaf blade bearing state upward. In Shengzhou area, the spring tea bud one leaf period is in the middle to late March, the new buds are yellowish green, with medium velvet hairs, and the length of one bud three leaves is 7.7 centimeters, and the weight of one hundred buds is 47.2 grams. Spring tea bud two leaves biochemical samples containing tea polyphenols 19.6%, amino acids 6.8%, caffeine 3.1%, water leachate 51.8%. Suitable for green tea. Baked green tea, the appearance of fine and tight, slightly curled, showing hair, more tender green yellow, soup color tender yellow and bright, high aroma, tender fragrance, taste mellow and refreshing, sweet, slightly astringent. The first growth cycle of the annual mu yield of one bud and two leaves of fresh leaves 1260 kg, 42% higher than the control 'Fuding Dabaicha'; the second growth cycle of the annual mu yield 1192 kg, 25% higher than the control 'Fuding Dabaicha'. It is highly susceptible to tea leafhopper, moderately resistant to tea anthracnose, resistant to cold and drought. [Suitable for planting area and cultivation technology points] Suitable for planting in the Jiangnan ecological zone in Shaoxing, Zhejiang Province in the fall or spring rainfall more abundant time. It is appropriate to use single row double or double row single planting specifications, timely prevention and control of tea leafhopper. Spring hold tenderness is good, especially early planting attention to prevent “spring cold”.

中茶703 (Camellia sinensis ‘Zhongcha 703’). 陈亮等. 2024.《中国茶树品种资源志（上卷）茶树登记品种》第192-193页：【申请者】中国农业科学院茶叶研究所。【育种者】曾建明；章志芳；杨亚军；王璐；郝心愿；王新超；李晓嫚。【品种编号】非主要农作物品种登记号：GPD茶树（2023)330054。【品种来源】中国农业科学院茶叶研究所从‘茂绿’自然杂交后代中单株选育而成。【特征特性】灌木型，特早生种，树姿半开张，中叶类，叶片长度7.3厘米、宽度3.2厘米，叶片中等椭圆形，叶片着生状态向上。在嵊州地区春茶一芽一叶期在3月中下旬，新梢芽叶黄绿色，茸毛中，一芽三叶长7.7厘米、百芽重47.2克。春茶一芽二叶生化样含茶多酚19.6%，氨基酸6.8%，咖啡碱3.1%，水浸出物51.8%。适制绿茶。制烘青绿茶，外形细紧、略卷曲、显毫、较嫩绿偏黄，汤色嫩黄明亮，香气高爽、有嫩香，滋味醇爽、甘醇、微涩。第一生长周期全年亩产一芽二叶鲜叶1260千克，比对照‘福鼎大白茶’增产42%；第二生长周期全年亩产1192千克，比对照‘福鼎大白茶’增产25%。高感茶小绿叶蝉，中抗茶炭疽病，抗寒、旱。【适宜种植区域及栽培技术要点】适宜在江南生态区浙江绍兴地区秋季或春季雨水较充沛的时间种植。宜采用单行双株或双行单株的种植规格，适时防治茶小绿叶蝉。春季持嫩性好，特早生种注意防范“倒春寒”。