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Application of Sexing Control Frozen Semen on Replacement Cattle
Author(s): ZOU A-ling
Pages: 29-
31
Year: 2011
Issue:
2
Journal: China Dairy Cattle
Keyword: 性控冻精; 母犊率; 情期受胎率; 犊牛成活率; 初生重; 生产性能;
Abstract: 新疆克拉玛依绿成公司奶牛二场从2006年开始对178头满18月龄后备牛进行配种,其中86头使用性控冻精,92头使用普通冻精,统计情期受胎率、母犊率、犊牛初生重、犊牛成活率和胎衣不下的情况,并对性控冻精与普通冻精后代的生产性能等进行了跟踪观察与对比.性控冻精配种的后备牛比普通冻精配种的后备牛的情期受胎率低8.4个百分点(P>0.05),母犊率提高44.2个百分点(P<0.01),犊牛初生重相差1.2...
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