Introduction to the Nanjiang 2 Tea Variety and Its Characteristics

Variety approval number: Guoshen Tea 2002011

Crop type: Tea plant

Variety name: Nanjiang 2

Breeding institution: Chongqing Tea Research Institute

Variety source: Selected from single plants of Nanjiang large-leaf cultivar

Provincial approval status: Approved in 1995 by the Sichuan Provincial Crop Variety Approval Committee

Characteristics: Belongs to the shrub type, medium-leaf class, mid-season with early tendency. Tree posture semi-spreading, leaves growing obliquely upward. Leaves elliptical, leaf surface slightly raised, leaf color green, leaf length 8.4 cm, width 3.2 cm, 9 pairs of veins, leaf tip round-pointed. Buds and leaves yellow-green, with relatively abundant downy hair, weight of 100 buds of one bud and three leaves 48 g. Spring tea one bud and two leaves dry sample contains amino acids 1.9%, tea polyphenols 22.1%, caffeine 3.6%. Quality of green tea made from it is similar to that of Fuding Dabaicha.

Yield performance: In variety comparison trials from 1986 to 1991, the 6-year average fresh leaf yield per mu was 1463.0 kg, 39.9% higher than Fuding Dabaicha. During the national regional trials from 1997 to 2001, at the Meitan site it was 22.49% higher than the control variety Fuding Dabaicha, but at the Xinyang site it was 32.97% lower.

Key cultivation techniques: Properly close planting, timely picking in batches.

Review opinion of the National Variety Approval Committee: Upon review, it meets the national variety approval standards and has passed approval. It is suitable for planting in tea regions such as Sichuan, Chongqing, and Guizhou.