肉羊三元杂交后代生产性能试验研究

Hui-zhong MA,Dong TIAN,Yun-fei MAO,Jin-wen ZHANG,Yong-jun GENG,Yuan ZHAO

Animal Husbandry and Feed Science（2016）

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Abstract

试验以杜泊、多赛特、德国肉用美利奴羊分别作为父本,以萨福克与小尾寒杂交后代作为母本进行三元杂交,对杂交羔羊的生产性能指标进行对比分析.结果表明,杜×萨寒[杜泊♂×(萨福克♂×小尾寒羊♀)♀]宰前空腹重、胴体重、屠宰率3项指标分别达到了43.0 kg、22.4 kg和52.07%,均显著高于多×萨寒[多赛特♂×(萨福克♂×小尾寒羊♀)♀]和德×萨寒[德国肉用美利奴羊♂×(萨福克♂×小尾寒羊♀)♀];杜×萨寒日增重达到了262.3 g,高于多×萨寒和德×萨寒,且显著高于德×萨寒.

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