Dibirov R. Justification of the main parameters loose housing of high producing dairy cows on deep straw bedding

Object of the study: technological process of improving the loose housing mainte-nance efficiency of cows on deep straw litter and improving individual technological solutions. Purpose of the study: high productive cows of Ukrainian black-ripened dairy breed, room for their maintenance. Methods: bibliographic, analytical, zootechnical, zoohygienic, meteorological, ethological, clinical, hematological, chemical, graphic, biometric, economic and mathematical modeling. Scientific novelty of the results: the influence of varying number of cows in the barn sections by the change in technology, zoohygienic and ethological maintenance parameters. The practical significance of the results: materials of the thesis is the basis for the improving the loose housing maintenance high performance cows and additional reserve for increasing their productivity.