Being the basis of the artificial insemination technique, and veterinary obstetrics and genital diseases, the objective of this course is to give the students more confidence in their abilities for nursing the domestic animals during their reproductive period, or for preventing ,diagnosing and curing the reproductive diseases of them. Dealing with the modem concepts of the reproductive physiology, it comprises the following subjects: the normal reproductive functions and their mechanism of the farm animals; and the reproductive failure caused by environmental conditions, abnormal genetics, stress or various diseases; and so on.