Abstract
As a result of the studies, it was established that the use of the feed additive Nanoplant Chrome (K) in the amount of 0.2 mg per 1 kg of dry matter of the diet in feeding growing sire bulls contributes to an increase in the content of chromium in the daily diet of 30.0%, an increase in the average daily increase in live weight by 5.5% (P<0.05), relative growth rate - by 0.6 p.p. and makes it possible to improve their hematological indicators, as evidenced by an increase in serum hemoglobin by 5.3 g/L, or by 4.8% and total protein content - by 6.1 g/L, or by 8.1% (P<0.01).
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