[Sperm dosages in the artificial insemination of cows and heifers].
D000818:Animals; D002417:Cattle; D002452:Cell Count; D005260:Female; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D013094:Spermatozoa / Q000166:cytology*
Dozy spermy pri iskusstvenom osemenenii korov i telok.