Kryvych T. Morfo-physiological features and productivity of milk cattle of different breeds in Pryazov conditions

Object of researchers - cows of Red Steppe, Red and Black-and-Waite Lithuanian breeds and their descendants are heifers of a different age. Subject of researchers - the purebred and age-old features of histological structure of skin-hair cover, immunity, exchange of matters and milk productivity of different ancestry cattle. Methods of researches. A basic method is experimental. There are the also used in work histological, immunological, biochemical, generally accepted zootechnical and biometrical methods. Scientific novelty of received results - for the first time leaded protracted complex research of indexes of thermoregulation, immune and metabolic systems of organism, and also economic-useful signs of animals of Red and Black-and-Waite Lithuanian breeds and their descendants at the breeding in condition of southeast of Ukraine. Practical value of received results - exposed regularity conformities of the morfo-physiology state of thermoregulation, immune and metabolic systems provided the receipt of additional information on expansion of submission about the features of their functioning in the organism of Lithuanian animals.