Effectiveness of antioxidant supplements as part of the diet of laying hens of the parent flock

In experimental studies on laying hens of the parental flock of the "Rhodonit-2" cross, the influence of the use of antioxidant-vitamin supplements in their diets (Kartsesel - P-carotene, vitamins E, C and selenium) and (Lipovitam Beta - P-carotene, vitamins E and C) their level of lay and hatching category of eggs. It has been established that the use of complex additives makes it possible to ensure the highest gross collection of eggs, increase the intensity of oviposition from 84.87 % in the control to 89.47 and 90.24 % in the experimental groups, and increase the incubation category of eggs. These changes are most pronounced when using the vitamin antioxidant additive Lipovitam Beta in the feed for chickens.