Reproductive ability of cows in the conditions of reduced pregnancy period

V. Z. Trohimenko

It was found the that the injection glutham 1M in a dose of 20 ml to cows on 265-267 day of pregnancy increases reproductive ability in 38,5 % of animals, favours the signifficant reduction in the duration of pregnancy for 3-7,6 days and determines the trend to declining service period by 17 days of and the insemination index by 14,3 %, in comparison with the control group. Gluten 1M did not neutralize negative effects of using an analog of prostaglandin F2 to reduce the period of pregnancy. The allocation of placenta was significantly by 1,8 hour. Two calves were born physiologically immature and died after 2 days

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