Influence of age on sperm production's indicators of bulls
Keywords:
Bull, Sperm production, AgeReferences
Ivanov, Y.A., 1998. Improvement a selection system of breeding bulls of black-motley breed populations in the Russian Federation: Agr. Sci., 06.02.01 / Y.A., Ivanov; Institute tribes. -P. Forest Glade, 19.
Instructions on the organization of technology of artificial insemination and embryo transplantation agricultural animals, 2000. M.: M in Agricultural RF, 175; 101.
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Copyright (c) 2020 Mussabekov Aidos, Shamshidin Aljan, Alshinbaev Orynbasar
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