绵羊胚胎移植技术在柴达木地区的应用

Application of Embryo Transfer Technique of Sheep in Chaidamu Region

2006年在青海省海西州德令哈市洋嘉生态农业开发有限公司进行了绵羊胚胎移植试验,试验中同期发情和超数排卵处理青海高原毛肉兼用半细毛羊共86只,同期发情率达88.37%,其中将超排效果好的11只羊做为胚胎移植受体羊,同时处理供体羊特克赛尔羊7只。试验结果:11只受体羊平均超数排卵点2.8个/只,7只供体羊平均超数排卵11.9枚,取卵9.7枚,卵子受精率17.65%,移植12枚胚胎,其中1只受体羊移植双胚,最后观察到移植的11只受体羊中妊娠5只,产羔5只(移双胚的羊产1只羊羔),移植受胎率达45.45%,羔羊成活率达100%。

In 2006, the test of embryo transfer in sheep was conducted in Yangjia Ecological Agricultune Development co. ,Ltd of Delingha city,xaixi Prefecture, Qinghai province,86 Qinghai semi -wool sheep with meat- wool dual- purpose type were treat by estnm synchronization and superovulation. The rate of estms synchronization was 88.37% and 11 sheep which had good effect of superovulation of them were regarded as recipient sheep , at the sane tine,7 Texel donor sheep were treated. The results showed that the average ovulation point in 11 recipient sheep were 2.8 eggs per sheep and the one of 7 donor sheep were 11.9 eggs and 9.7 eggs of them were obtained. The fertility rate of egg was 7.65%. 12 Embryos were transfered （ one recipient sheep was transfered by two embryos . There were 5 pregnant sheep of 11 transfer sheep and which lambing 5 lamb. The survival rate of lamb was 100% and the pregnancy rato of embryo transfer was 45.45 %.