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Position: Home > Articles > The Effect of the Age of First Mating on Reproductive Performances for Holstein Imported from Australia in China China Dairy Cattle 2011 (24) 30-33

澳系进口荷斯坦牛初配月龄对其繁殖性能的影响

作  者:
刘坤;陈亮;毛永江;杨章平;王杏龙;杨利国
单  位:
扬州大学动物科学与技术学院;南京农业大学动物医学院;华中农业大学动物遗传育种与繁殖教育部重点实验室;上海牛奶集团海丰奶牛场有限公司
关键词:
澳系进口荷斯坦牛;初配月龄;繁殖性能
摘  要:
本研究利用海丰奶牛场有限公司2009年引进的5 059头澳系进口荷斯坦牛初配月龄及其繁殖性能的数据,分析了不同初配月龄对第二胎受胎情期数、产后第一次配种时间、产犊到受胎时间间隔的影响。结果表明,初配月龄显著影响受胎情期数(0.01
译  名:
The Effect of the Age of First Mating on Reproductive Performances for Holstein Imported from Australia in China
作  者:
LIU Kun~(1,2),CHEN Liang~2,MAO Yong-jiang~(3,4),YANG Zhang-ping~4,WANG Xing-long~4,YANG Li-guo~3 (1.Animal Veterinary College,Nanjing Agricultural University,Nanjing 210095; 2.Haifeng Dairy Cattle Farm,Shanghai Dairy Group,Dafeng 224100; 3.China Education Ministry's Key Laboratory in Agricultural Animal Genetics,Breeding and Reproduction, College of Animal Science and Technology,Huazhong Agricultural University,Wuhan 430070; 4.Animal Science and Technology College,Yangzhou University,Yangzhou 225009)
关键词:
Holstein imported from Australia;;The age of first mating;;Reproductive performances
摘  要:
The effects of the age of first mating on breeding index,the interval from calving to first service,the interval from calving to conception were analyzed using the data of reproductive records in first parity for 5 059 Holstein imported from Australia in 2009 in Haifeng Dairy Cattle Farm,Jiangsu Pro.The results showed that the age of first mating had significant effects on breeding index (0.01

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