This breed was developed in the Huangchen District of Gansu Province, China, by crossing
Mongolian or Tibetan with Xinjiang Fine-wool and then with some fine-wool breeds from
USSR, such as Caucasian and Salsk. The Huangchen District is located in the pastoral
area of the Quilan Mountains, about 37.5°N and 101°-130° E. It is high and cold, with
an altitude of 2,600 to 4,000 m, an annual mean temperature 0°-3.8°C (extreme lowest
temperature -30°C), an annual precipitation of 257-461 mm, and an average humidity
35-58%. The sheep are well adapted to this particular ecological condition The average
weight of grease fleece in ewes is about 4.6 kg, and the wool quality is 60-64's (20-25
μm). This breed has been approved by the Gansu Provincial Government.
Cheng, P. (1984) Livestock Breeds of China. Animal Production and Health Paper 46
(E, F, S,). Publ. by FAO, Rome, 217 pp.