tailieunhanh - Effect of GnRH on 5th day of post artificial insemination for fertility augmentation in repeat breeder dairy cows

The objective of study to compare the conception rate in repeat breeder dairy cows after using injection of GnRH (Ovulanta)@ 20 μg intramuscularly on 5th day of artificial insemination (AI). Non-infectious cows were randomly divided into two groups Group I (no treatment) and Group II (GnRH on 5th day of post AI). At the time of AI, mean serum glucose concentration recorded 58 and 61 mg/dl in Group I and II. All the cows were screened for pregnancy diagnosis on day 45. | Effect of GnRH on 5th day of post artificial insemination for fertility augmentation in repeat breeder dairy cows

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