SELECTION AND EVALUATION ON THE FATHER ANCESTORS GENOTYPE AND MOTHER ANCESTORS PRODUCTIVE INDICES OF IMPORTED FLECKVIEH SIMMENTAL AND SCHWYZ BREED COMBINED - PRODUCTIVE IMPROVER BULLS.
Dosmukhammedova Mukhayyo KhusnitdinovnaDoctor of Agricultural Sciences, Dotsent of Department General Zootechnics, Tashkent State Agrarian University, Tashkent, UzbekistanNosirov Ubaydulla NasrullaevichDoctor of Agricultural Sciences, Professor of Department General Zootechnics, Tashkent State Agrarian University, Tashkent, UzbekistanKhodjaev Ulugkhuja TuraboevichIndependent Researcher of Department General Zootechnics, Tashkent State Agararian University, Tashkent, UzbekistanMavlonov Shakhriddin Eshpulat Ugli.Third Course Bachelor Student the Faculty Zootechnics and Sericulture, Tashkent State Agrarian University, Tashkent, Uzbekistan
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In the article current value of bulls improver on the genotype of father, on productive index of mother and using them in the system for natural insemination cattle have been introduced.
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