Veterinary and sanitary evaluation of milk when using an additive of structured natural diatomite

The purpose of this study: to assess the veterinary and sanitary indicators of milk and dairy products (cream) obtained from cows when feeding them a silicon-containing additive (modified diatomite). The experiments were carried out in the conditions of a dairy farm of the Kalinin Collective Farm in the Ulyanovsk region on 100 dairy cows of the Holstein breed. For the physiological experiment, 10 cows were selected in two groups using the method of analog groups. The control (1st) group received a household ration, the experimental (2nd) group received an additive of modified diatomite once in the morning feeding. Enriching the diets of dairy cows with the addition of modified diatomite to increase milk productivity, improve veterinary and sanitary properties, quality characteristics milk.