When can we achieve our goal of providing specific pathogen free bovine semen?
D000818:Animals; D001419:Bacteria / Q000302:isolation & purification; D002417:Cattle; D056890:Eukaryota / Q000302:isolation & purification; D005658:Fungi / Q000302:isolation & purification; D007315:Insemination, Artificial / Q000662:veterinary*; D008297:Male; D012661:Semen / Q000382:microbiology*; D013045:Species Specificity; D014780:Viruses / Q000302:isolation & purification