METHOD OF PREVENTION OF COLIBACILLOSIS IN CALVES

摘要

FIELD: agriculture.;SUBSTANCE: invention relates to the field of veterinary medicine and is intended for prevention of colibacillosis in calves. The immunization of down-calving cows is performed 1.5-2 months before the delivery with the vaccine against colibacillosis of animals Coli-Vack K88, K99, 987P, F41, TL- and TC-anatoxins twice with an interval of 15 days, the first dose is 10 cm³, the second is 15 cm³. The visceral novocaine blockade on L.G. Smirnov is performed to calves received from these cows within 1-2 hours after birth and on the 7th day of life.;EFFECT: method increases the level of specific and non-specific humoral and cellular immunity of calves; reduces the incidence of colibacillosis.;3 tbl, 1 ex