1. Northeast fine wool sheep
Northeast fine wool sheep is a breed of wool and meat combined with fine wool sheep cultivated by the three northeastern provinces after years of efforts, which are mainly distributed in the agricultural areas and semi-agricultural and semi-pastoral areas in the central and western parts of Liaoning, Jilin and Heilongjiang provinces.
Appearance characteristics: Northeast fine wool sheep have a strong physique and a well-proportioned structure. The head is normal, the ram's nose bridge is slightly raised, with spiral angles, and the neck has 1 to 2 complete or incomplete transverse folds; the ewe nose bridge is straight, hornless, and the neck has developed longitudinal folds. The skin is appropriately loose and the body is wrinkle-free. The coat is white, and the hairs are well structured and closed. The coat density is good. Wool is curved normally, with uniform fineness, moderate oil and sweat, and is mostly milky white or yellowish. The ventral hairs are hairy clusters. Wool covers the head to the two eyes, the forelimbs reach the wrist joint, and the hind limbs reach the Daffy joint. The chest is wide and deep, the back and waist are straight, and the limbs are upright.
Production performance: The average weight of bred male and female sheep is 42. 95 and 37. 81 kg, adult males and females are 83. 66 and 45. 36 kg. The average shearing of breeding rams is 13. 44 kg, 6. 10 kg; 14 to 16 months old male and female sheep were 7. 15 and 6.58 kg. The average coat length of breeding rams is 9. 33 cm, adult ewe is 7. 37 cm; 14-16 months old male and female sheep were 9.53 and 9. 54 cm. The fineness is mainly 60 and 64, and the net gross rate is 35. 0%〜40. 0%。 The strength of 64 yarn wool is 7.24 grams, and the elongation is 36.9%; The 60 wools correspond to 8.24 grams and 40. 5%。 Oil sweat Color: white accounted for 10. 19%, milky white accounted for 23. 80%, light yellow accounted for 55. 13%, butter sweat color accounted for 10. 88%。 Adult ram slaughter rate is 43. 64%, net meat rate of 34. 00%; Adult ewes are correspondingly 52. 40% and 40. 78% of the lambing rate of the first ewe is 111%, and the yielding ewe is 125%.
2. Inner Mongolia fine wool sheep
After more than 20 years of careful cultivation, the Inner Mongolia fine wool sheep was bred in August 1976 in the typical grassland area of the Xilin Gol League in the Inner Mongolia Autonomous Region, mainly distributed in Zhenglan, Dabu Temple, Duolun, Zhihuang, Xiwu and other banners (counties).
Appearance characteristics: Inner Mongolian fine wool sheep have a strong physique, symmetrical structure, rams have 1 to 2 complete or incomplete transverse folds, and ewes have developed longitudinal folds. The head is normal, the neck length is moderate, the body is long and wide and deep, the back and waist are straight, and the limbs are upright. Rams have developed spiral-shaped horns, and ewes have no horns or small horns. The coat is well closed, with a fineness of 60 to 64 branches, the oil sweat is white or light yellow, and the height of oil sweat accounts for more than 1/2 of the hairy cluster. The fine hairs grow from the head to the eyeliner, the forelimbs to the wrist joints, and the hind limbs to the flying joints.
Production performance: The average weight of bred male and female sheep is 41. 2 and 35.4 kg, adult male and female sheep 91. 4 and 45.9 kg. The average shearing amount of bred male and female sheep is 5. 4 and 4. 7 kg, adult male and female sheep 11. 0 and 5.5 kg. The average sheep hair length of adult males and females is 8 to 9 cm and 7. 2 cm. The net gross yield of fineness 64 sticks is 36% to 45%. The average weight of 1.5-year-old sheep before slaughter was 49.98 kg, and the slaughter rate was 36. 9%。 The lambing rate of ewes is 110% to 123%.