| 摘要: |
| 新疆維吾爾自治區伊犂專區鞏乃斯羊場培育成的新疆毛肉兼用細毛羊(簡稱新疆細毛羊或新疆羊,舊名蘭哈羊),是我國第一個育成的細毛羊品種。截至1956年4月初止,鞏乃斯羊場有大羊14,821只,羔羊7,977只。自1949-1955年間,已出場公母羊16,479只,其中大部份為公羊,供該自治區以及關內各地充改良品種之用。1956年推廣範圍更大。目前分佈地區除新疆外,包括內蒙古自治區、甘肅、青海、陝西、山西、河北、四川、江西、吉林等省,全國純種新疆細毛羊已達70,000只左右,已雜交母羊160餘萬只,對我國綿羊品種改良工作影響極大。故作者認為將有關新疆細毛羊在鞏乃斯羊 |
| 关键词: 新疆 高加索 羔羊 羊草 羊毛密度 公羊 繁殖力 成年母羊 性能研究 剪毛量 |
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| THE PRODUCTIVITY OF SINKIANG FINE-WOOL SHEEP |
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| Abstract: |
| Breeding program of Sinkiang Fine-wool Sheep was started at Urumchi, Sinkiang, in 1935, by grading-up the Kazakh and Mongolian ewes with rams of Caucacian Fine-wool Sheep and Precose imported from the Soviet Union. The flock was moved to the present location, Kunnas Sheep Breeding Farm, 120 km. from Yilee, Sinkiang, in the winter of 1939. This new breed was resulted chiefly from mating the Caucacian Kaxakh F4 crossbreds inter si. The Mongolian ewes were discarded in 1940 because they gave birth to many colo... |
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