GROWTH, NATURAL RESISTANCE AND ETHOLOGICAL FEATURES OF THE REPAIR YOUNG GROWTH OF CATTLE AT CULTIVATION ON RAZLICHNAYA SQUARE OF THE FLOOR
Cultivation of repair girls on the bigger square of a floor during various age periods (from the birth till 1 month - 1,3 m <sup>2</sup>, 1-6 months - 1,6 m <sup>2</sup>, 6-12 months - 2,5 m <sup>2</sup> <sup></sup>and 12-18 months - 3 m <sup>2</sup>) promotes increase of an average daily gain of live weight for 7,7%, indicators of natural resistance of an organism - for 0,3-0,6%, allows to increase duration of food behavior by 8,0-19,4% and to lower costs of forages of 1 kg of a gain of live weight of 6,7%. Cultivation of breeding bull-calves on the area of floor of 3,5 m <sup>2</sup> in comparison with the area of 2,5 and 3 m <sup>2</sup> allows increased live weight by 2,8-7,3%, average daily prirosta - for 4,1-11,3%, indicators of natural resistance of an organism - for 0,3-4,9%, duration of food reactions - for 3-9%, and expenses of forages na1 kg of a gain of live weight decreased by 6,4-13,2%.