Digestibility of nutrients at the different level of concentrates at bull-calves eunuchs

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Evidence-based it is also experimentally proved that decrease in a diet of bull-calves eunuchs of the kazakh white-headed breed of a share the koncentrates of forages up to 20% on nutritiousness and enrichment by their mineral additives in the form of premix positively influences consumption by animals of nutrients. Animals of control group within a day consumed 10,948 kg of solid, peers from skilled group - 12,203 kg, i.e. are 11,46% more. Consumption of a crude protein animals of control group was 1223,7 g, skilled - is 0,74% more. It is established that the diet with a reduced share of concentrates quite provides animals with necessary batteries, allows to receive high average daily gains with cost reduction of expensive concentrates on unit of gain of live weight. The digestibility of nutrients between skilled and control groups had small (0,62%) a difference in favor of animals of control group, except for digestibility of cellulose which was digested animals of skilled group 1,1% better, however a difference this insignificant also is statistically doubtful...

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Steers, kazakh white breed, digestibility of nutrients, concentrate, protein, average daily gain, weight gain

Короткий адрес: https://sciup.org/142222054

IDR: 142222054   |   DOI: 10.31588/2413-4201-1883-240-4-175-179

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