METHOD FOR PREVENTING RESPIRATORY DISEASES IN CALVES

摘要

FIELD: veterinary science. ^ SUBSTANCE: the present innovation deals with immunization of down-calving cows with a live dry culture associated vaccine against paragrippe-3 (PG) and infectious rhinotracheitis in cattle at the dosage of 2 ml 1.5 mo before calving at simultaneous intramuscular injection of Selecor at the dosage of 10 mcg/kg animal's body weight; in 14 d one should introduce Selecor once more at the same dosage; then Selecor should be once injected intramuscularly for calves born in above-mentioned cows for 0.5-1 h after their birth. The innovation increases colostral cell and humoral immunity in calves, decrease sickness rate and accelerates the recovery. ^ EFFECT: higher efficiency of prophylaxis. ^ 3 ex, 6 tbl