title: Artificial insemination of cattle using varying numbers of spermatozoa.
mesh_terms: D000818:Animals; D002417:Cattle / Q000502:physiology*; D005260:Female; D005298:Fertility; D005306:Fertilization; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D011247:Pregnancy; D012662:Semen Preservation / Q000295:instrumentation / Q000662:veterinary; D013094:Spermatozoa / Q000166:cytology*