The influence of "Protected" amino acids on the amount of nitric oxide (II), reproductive hormones and biochemical parameters in the body of cows at different stages of the reproductive cycle

Feeding of a cow with protected amino acids is accompanied by the increase of the estrogen and progesterone, a slight decrease in nitric oxide (II) in the blood serum. It is worth noting that the reproductive cycle, fertility, and general condition of the cows of the experimental group improved.