Для цитирования:

 ,  ,   . Проблемы агрорынка. 2019;(3):127-132.

For citation:

Shaikin D.N., Sivolap V.N., Shinkarev I.A. OPTIMIZATION OF ECONOMIC AND BREEDING-TECHNOLOGICAL PARAMETERS OF THE BEEF CATTLE HERD. Problems of AgriMarket. 2019;(3):127-132. (In Russ.)