Laocha 6

Laocha 6 (Camellia sinensis). Chen Liang et al. 2024. Records of Tea Cultivars and Resources of Chinese Tea resources (Volume I)-Registered Tea Cultivars. p.358-359: [Applicant] Qingdao Wanli River Tea Co., Ltd, Qingdao Wanli River Tea Professional Cooperative, Rizhao Yuyuanchun Tea Co., Ltd, Shandong Agricultural Technology Extension Center. [Breeder] Jiang Xing; Liu Bin; Yuan Qijun; Li Yusheng; Zhang Junpeng; Zhang Wenju; Jiang Chonghuan; Peng Zhengyun. [Variety Number] Non-major Crop Variety Registration No. GPD Tea Tree (2024)370007. [Variety Source] Single-plant selection from 'Huangshan' by Qingdao Wanlijiang Tea Industry Co. [Characteristics] Shrub type, small leaf type, early growing species. The tree posture is semi-open, the growth potential is medium, the branching part is low, and the branching density is medium. The leaf blade is upwardly inserted, narrowly elliptic, with a length of 8.5 centimeters, a width of 2.9 centimeters, a yellow-green leaf color, and a sharp apex. The exploitation period is generally in early April, and the full bloom of one bud and two leaves is generally in late April. The germination density is medium, and the velvet is medium. The length of one bud and three leaves is 8.5 centimeters, and the weight of one bud and three leaves is 53,8 grams. The blooming period is in late September every year. The biochemical sample of one bud and two leaves in spring contains 22.9% of tea polyphenols, 3.8% of amino acids, 2.4% of caffeine, and 42.6% of water leachate. Suitable for green tea. For green tea, the shape is strong, curly, hairy and dark green, the soup color is tender green, clear and bright, the aroma is clear and high, the taste is mellow and fresh, and the bottom of the leaf is tender, buds are visible, even and green and bright. The first growth cycle mu yield of one bud and two leaves 91 kg of fresh leaves, an increase of 1% over the control 'Fuding Dabaicha'; the second growth cycle mu yield of 133 kg, a decrease of 1% over the control 'Fuding Dabaicha'. This variety is highly resistant to tea anthracnose, resistant to tea leafhopper, drought resistance and cold resistance. [Suitable for planting area and cultivation technology points] Suitable for planting in Shandong alpine area in spring and fall, suitable for greenhouse facility cultivation. Adopt double rows and double plants, transplanting time to 18-25˚C for the appropriate temperature. Keep 3500-4000 seedlings per mu, timely 3 times stereotypes pruning; to leave leaves in batches picking, picking and raising combination; strengthen the tea garden fertilizer management.