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中国农学通报 ›› 2005, Vol. 21 ›› Issue (4): 18-18.

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Synchronized estrus disposal of recipient on sheep embryo transfer

权富生,赵晓娥,安志兴,刘风军,张志平,李裕强,张 涌   

  • 出版日期:2005-04-05 发布日期:2005-04-05

Synchronized estrus disposal of recipient on sheep embryo transfer

Quan Fusheng, Zhao Xiao’e, An Zhixing, Liu Fengjun, Zhang Zhiping, Li Yuqiang, Zhang Yong   

  • Online:2005-04-05 Published:2005-04-05

摘要: 以小尾寒羊、同羊、内蒙细毛羊作受体,根据季节设计不同的同期发情处理方法,繁殖季节设计三个组,(Ⅰ)栓+PG组,(Ⅱ)栓组,(Ⅲ)PG组。非繁殖季节设计四个组(Ⅰ)栓+PG组,(Ⅱ)栓+PMSG组,(Ⅲ)栓组,(Ⅳ)PG+PMSG组。结果表明:(1)在繁殖季节,同一处理品种间同期发情率及受体利用率之间差异不显著。但非繁殖季节,同羊和内蒙细毛羊同期发情率和受体利用率很低。选用小尾寒羊作受体比较理想。(2)单独使用阴道海绵栓或与其它激素配合诱导母羊发情效果优于用PG组或PG+PMSG组,在非繁殖季节使用孕激素诱导

Abstract: By the small tail sheep、tong sheep and Inner Mongolia sheep as recipient ,different synchronized estrus protocols were designed according to breed season.. Three groups in breed season:(I)sponge +PG group,(II)sponge group,(III)PG group. Four groups in enes