Natural resistance of meat birds and its pharmacocorrection by probiotics and sinbiotics

The authors estimated the parameters of nonspecific resistance (bactericidal and lysozyme activity of blood serum, T-and B-lymphocytes content in peripheral blood) and viability of growing chicken, gooses and turkeys as result of application of probiotics Vetom 1.1, Vetom 13.1, preparation Sel-Plex and sinbiotics on their ground. It was shown, that all investigated preparations have stimulate influence on cellular and humoral immune factors in meat birds, and also promote to maintaining of young individuals.