[Improving the quality of the sperm from breeder bulls].
D000821:Animal Feed; D000818:Animals; D002417:Cattle; D007315:Insemination, Artificial / Q000662:veterinary; D008297:Male; D012661:Semen / Q000378:metabolism*; D013091:Spermatogenesis
O povyshenii kachestva spermy bykov-proizvoditeleĭ