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Research on X-sex Control of Frozen Semen for Jersey and Holstein-Friesian
Author(s): WEI Huan, LI Ming, LI Xiuliang, LIU Ruizuo, LUO Menghe
Pages: 30-
33
Year: 2011
Issue:
20
Journal: China Dairy Cattle
Abstract: 采用娟姗牛与荷斯坦牛X-性控冷冻精液,给娟姗母牛、荷斯坦母牛及胚胎移植供体进行人工授精,以探索两种冷冻精液人工授精受胎效果及供体牛生产胚胎效果。研究结果表明,人工输精试验牛情期受胎率及供体母牛的平均可用胚胎数和可用胚胎率受公牛X-性控冷冻精液的影响;人工输精试验牛的受胎率青年牛优于经产牛,而荷斯坦牛的优于娟珊牛;生产胚胎的供体牛,综合可用胚胎数和可用胚胎率,在同一品种上青年牛的效果优于经产牛,在不...
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