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The aim of the study was to present the scale of use, risk factors and possibilities, which sorter semen gives in biotechnics used in reproduction of cattle. Modern sorters allow for the evaluation of 6 million X and Y spermatozoa per hour. Sex-sorted semen, which is commercially used, contains 2.1 × 106 of spermatozoa. It is used mostly in AI of milk heifers, mainly in large cattle herds. Sorted...
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