title: Artificial insemination of sheep: the fertility of semen extended in diluents containing egg yolk and inseminated soon after dilution or stored at 5 degrees C for 24 or 48 hours.
mesh_terms: D000818:Animals; D004530:Egg Yolk; D005260:Female; D005298:Fertility; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D011247:Pregnancy; D011309:Preservation, Biological; D012661:Semen; D012756:Sheep; D013997:Time Factors