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| 利用娟姗牛细管冻精改良牦牛的试验报告 | |
| 引用本文： | 毛进彬,高太利,牟蓉.利用娟姗牛细管冻精改良牦牛的试验报告[J].四川畜牧兽医,2011,38(2):30-31,34. |
| 作者姓名： | 毛进彬 高太利 牟蓉 |
| 作者单位： | 1. 四川省甘孜州家畜改良站,四川康定,626000 2. 四川省甘孜州液氮站,四川康定,626000 3. 四川省甘孜州畜科所,四川康定,626000 |
| 摘 要： | 利用娟姗牛细管冻精,采取人工授精的方法改良色达草地型牦牛,结果显示：杂交一代（犏牛）公、母牛初生重平均达15.35kg,比本地牦牛初生重提高39%,2岁零3个月的公、母牛平均体重达166.7kg,比本地相同年龄的牦牛体重高60%;杂交一代母牛1.5岁初配,比本地牦牛提前2～3年;杂交一代母牛2岁零3个月产犊,第一胎年产奶量达1280kg,是本地成年牦牛产奶量的4倍。 |
| 关 键 词： | 娟姗牛 改良 牦牛 细管冻精 |
Research on the straw frozen semen of Jersey to improve yak |
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| MAO Jin-bin,GAO Tai-li,MU Rong.Research on the straw frozen semen of Jersey to improve yak[J].Sichuan Animal & Veterinary Sciences,2011,38(2):30-31,34. | |
| Authors: | MAO Jin-bin GAO Tai-li MU Rong |
| Institution: | 1. Ganzi Domestic Animal Improvement Station,Sichuan Kangding 626000,China; 2. Ganzi Liquid Nitrogen Station,Sichuan Kangding 626000,China; 3. Ganzi Institute of Animal Sciences,Sichuan Kangding 626000,China) |
| Abstract: | This text studied on the straw frozen semen of Jersey to improve Seda grassland type of yak. The result showed that：F1 generation yak was just born, its average weight was reached to 15.35 kg, compared with local yak, it increased 39%, at 2 years old 3 months, its average weight reached to 166.7 kg, compared with local yak, it increased 60%; F1 generation yak began to hybridize at 1.5-years-old, compared with local yak, advanced 2~3 years; F1 female yak first calving at 2.3-years-old, the milk production of first pregnancy was reached to 1 280 kg, compared with local adult yak, its milk production increased 400%. |
| Keywords: | Jersey Improvement Yak Straw frozen semen |
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