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Suffolk with Kazakh Sheep And Small-Han-Tail Sheep cross Test
Author(s): FENG Weimin, MAO Jinhua, ZHANG Xinmei, HU Shunbao
Pages: 27-
28
Year: 2005
Issue:
5
Journal: CHINA HERBIVORES
Keyword: 萨福克羊; 小尾寒羊; 哈萨克羊; 杂交; 生产性能;
Abstract: 选择3~4岁、体重相近的适龄小尾寒羊和哈萨克母羊各90只作母本,成年萨福克公羊、小尾寒羊、哈萨克公羊各2只作父本,组成4个杂交组合,并以小尾寒羊和哈萨克羊为两个纯繁对照组.采用人工授精的方法配种.在相同的饲养环境下,于8月龄时,进行屠宰试验和产肉性能分析.萨♂×哈♀和萨♂×寒♀其后代的胴体重比哈萨克羊和小尾寒羊分别高出5.72 kg和4.12kg,净肉重分别高4.81kg和3.86kg,增重显著(P<0.05);而萨♂×哈♀后代胴体重、净肉重比小尾寒羊分别高出12.01 kg和10.49kg.增重极显著(P<0.01).
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