After the 5, 500 mile move, the couple visited experts at California and they tried four cycles of artificial insemination, but none of those worked.
在移动了5,500英里之后，这对夫妇拜访了加利福尼亚的专家并尝试了4轮的人工受精治疗，但没有一次成功。
By employing the techniques of super-ovulation, artificial insemination, and embryo transfer, farmers can more than triple the number of offspring produced by a single cow per year.
通过采用增多排卵、人工授精和胚胎移植技术，农民可以使每母牛产崽数增加两倍多。
Cooperative Resources International is one of the world's leading artificial insemination organizations with a mission to provide superior genetics to dairy and beef producers around the globe.
美国国际资源育种公司是世界上最大的综合型家畜育种公司，拥有全美最大的行销市场及技术服务人员。
Cooperative Resources International is one of the world's leading artificial insemination organizations with a mission to provide superior genetics to dairy and beef producers around the globe.
美国国际资源育种公司是世界上最大的综合型家畜育种公司，拥有全美最大的行销市场及技术服务人员。
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