杜泊羊适应性观察及杂交利用研究  

Study on the Adaptability and Hybrid Utilization of Dorper Sheep

作　　者：王琪 陈斌 WANG Qi;CHEN Bin(Wushan Animal Husbandry and Veterinary Affairs Service Center,Wushan Gansu 741300,China)

机构地区：[1]武山县畜牧兽医事务服务中心,甘肃武山741300

出　　处：《畜牧兽医杂志》2020年第6期28-29,32,共3页Journal of Animal Science and Veterinary Medicine

摘　　要：武山县自然条件与原产地自然环境有较大差异,但在良好的舍饲条件下,杜泊羊仍然表现出适应性强,采食速度快,耐粗饲,采食量大,生长发育良好特性,成年羊体重普遍在85 kg以上,且常年可发情配种。通过杂交比较,杜×寒F1比小尾寒羊初生重高0.32 kg,提高8.9%;3月龄羔羊杜×寒F1比小尾寒羊出生重高2.56 kg,提高12.87%;6月龄杜×寒F1比小尾寒羊体重高4.45kg,提高12.48%。There are great differences between the natural conditions of Wushan county and the natural environment of origin,but under the good conditions of house feeding,Dorper sheep still show strong adaptability,fast feeding speed,rough feeding tolerance,large intake,good growth and development characteristics.The weight of adult sheep is generally more than 85 kg,and it can be oestrus breeding all the year round.The results showed that the birth weight of the first hybrid offspring of Dorper sheep and small tailed han sheep was 0.32 kg higher than that of small tail han sheep,an increase of 8.9%;the birth weight of 3-month-old the first hybrid offspring of Dorper sheep and small tailed han sheep was 2.56 kg higher than that of small tail han sheep,an increase of 12.87%;the birth weight of 6-month-old the first hybrid offspring of Dorper sheep and small tailed han sheep was 4.45 kg higher than that of small tail han sheep,an increase of 12.48%.

关 键 词：肉羊 适应性 杂交 利用 

分 类 号：S821.41[农业科学—畜牧学]