弗莱维赫乳肉兼用牛改良低产荷斯坦奶牛的效果
Jiangsu Agricultural Sciences(2014)
Abstract
为了探讨弗莱维赫牛改良荷斯坦奶牛的效果,以弗莱维赫牛为父本,与低产荷斯坦奶牛母本杂交,测定其杂交后代的生长性能、屠宰性能及泌乳性能,并与荷斯坦奶牛进行比较.结果表明:以弗莱维赫牛为父本与荷斯坦奶牛奶牛(尤其是低产奶牛群)杂交,其后代具有明显的杂种优势,特别是利用级进杂交F2代效果更好,能显著提高乳牛养殖的经济效益.
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