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Abstract

Cutting of umbilical cord stump remaining in the fetal membranes within 30 minutes of the birth of the fetus allows separate the heam 80% of the cows. The insertion 3% hydrogen peroxide solution in the umbilical cord stumpfor 30 minutes after calving caused a separation of the placenta of 80% of cows during 2 hours, keeping this solution in the stump of the umbilical cord within 30-60
minutes after calving caused a separation of the placenta of 70% of animals,insertion of 0.05% solution chlorhexidinegluconatein the umbilical stump in the same period led to the separation of the placenta within 2-6 hours of 90- 100% of the animals within 2-6 hours.