试题与答案

简述从经济上、引种扩群上和育种上分析胚胎移植的应用价值。

题型:问答题 简答题

题目:

简述从经济上、引种扩群上和育种上分析胚胎移植的应用价值。

答案:

参考答案:

(1)通过胚胎移植技术,提高家畜的双胎率和多胎率,减少母畜的饲养数量,降低饲养成本,提高经济效益。繁殖优良家畜后代,提高家畜的生产性能,改善经济效益。

(2)在胚胎移植技术的实施中,通过超数排卵可以获得批量整齐、优质的卵子,使得优良后代数增加几倍甚至几十倍,加快了优良品种扩繁和动物育种的步伐。

(3)胚胎移植技术的实施,可显著加快家畜繁殖选育的速度,缩短家畜生产性能改良所需时间及世代间隔,充分发挥优秀母牛的遗传和繁殖潜力,快速扩大优秀种畜后代群体,培育出更多符合人们需要的理想的家畜品种。

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