高寒牧区陶赛特绵羊鲜胚移植试验观察

选取兰州信合牧业34只陶赛特绵羊为供体，采用递减法注射FSH进行超排，采用人工授精配种，30只长途运输到青海省海北州西海镇手术法回收胚胎，鉴定后移值。155只藏系绵羊作为受体，采用两次PG注射进行同期发情，119只受体在西海镇移植，32只长途运输到甘肃兰州信合牧业进行移植。结果表明：34只供体获得胚胎共168枚，每只供体平均获得4．94枚，合格率89．88％，151只受体表现发情，发情率为97．42％。其中．在西海镇移植的119只产羔73只，产羔率为61．34％，在兰州移植的32只产羔21只，产羔率为65．6％。

Experiment on Fresh Embryo Transfer of Poll Dorset Sheep in Alpine Pasture

To do the study on fresh embryo transfer, 34 Poll Dorset sheep were singled out as donor to produce embryo by superovulation and artificial insemination from Lanzhou Xinghe Company,and meanwhile,155 Tibetan sheep were selected to be recipients. 30 of donors were brought into Xihai Town while 32 recipients were transported to Lanzhou. The results showed.. 168 embryo were gained from 34 donors and every donor could produce 4.94 embryo in average, 89. 88% of all embryo could be transferred and 151 of recipients heated and be transferred. In Xihai Town, 119 Tibetan sheep Iambs in Lanzhou,the born 73 Lambs while 32 born 21 percentage were 61.34 % and 65. 6 % respectively.