A field trial on the fertility of deep-frozen boar spermatozoa.
D000818:Animals; D002465:Cell Movement; D005260:Female; D005298:Fertility; D005615:Freezing; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D011247:Pregnancy; D013094:Spermatozoa / Q000502:physiology*; D013552:Swine; D014021:Tissue Preservation