ECONOMY SELECTED FEATURES OF BLACK-AND-WHITE BREED OF UKRAINE AND ABERDEEN ANGUS AND THEIR DIFFERENT GENOTYPES CROSS-BREEDS

E. I. Fedorovych, R. V. Kasprov, V. V. Fedorovych, I. Z. Siratskiy

During the combination of the meat herd on the base of black-and-white breed of Ukraine, complex comparative researches of pure bred bulls of black-and-white breed of Ukraine and Aberdeen Angus and also their different genotypes crossbreeds (1/2-, 3/4-, 7/8- blood after Aberdeen Angus) were done at first time in Podillya conditions, were studied their growth regularities, laws of exterior-constitutional features, development of meat productivity and chemical composition of the meat. It was established that according to the most indexes pure bred bulls Aberdeen Angus and their crossbreeds have prevailed pure bred bulls of black-and-white breed of Ukraine of the same age.

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