Kambur, M.D. and Zamazii, A.A. 2024. INFLUENCE OF BIOLOGICALLY ACTIVE SUBSTANCES ON CARBOHYDRATE – LIPID METABOLISM IN THE BODY OF COWS DURING A PERIOD OF DROUGHT. Bulletin of Sumy National Agrarian University. The series: Veterinary Medicine. 1(64) (Jun. 2024), 25-29. DOI:https://doi.org/10.32782/bsnau.vet.2024.1.4.