牛阴道开膣器输精技术

摘要

It was emphasized introduced the technique points of insemination by vaginal opening machine, which was selection of the best insemination time,strict technique and operation specification, diagnosis of early pregnant of bossy, and so on.%在多年的实践经验的基础上，重点介绍了以牛阴道开膣器输精的技术要点，主要为选定最佳的输精时间、严格技术操作规范、做好母牛早期妊娠诊断工作等。