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不同氮源对绵羊生长、氮代谢的影响 被引量:1

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摘要 研究了不同氮源(尿素、包被尿素、包被尿素+0.2%益生素)对杂交绵羊(萨福克×小尾寒羊)生长性能、氮代谢的影响.结果表明:不同氮源日粮对绵羊的生长性能影响差异不显著(P>0.05),但包被尿素组和包被尿素+0.2%益生素组的总增重和日增重要高于其他各组;添加包被尿素+益生素的日粮能提高杂交绵羊的氮沉积和可消化氮,增加了沉积氮与进食氮以及沉积氮与可消化氮的比例,减少了杂交绵羊的尿氮及粪氮排出.
出处 《中国草食动物》 2005年第z1期146-148,共3页 China Herbivores
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