title: The fertility of stallions.
mesh_terms: D000367:Age Factors; D000818:Animals; D005260:Female; D005298:Fertility; D006736:Horses / Q000502:physiology*; D008297:Male; D012661:Semen / Q000032:analysis; D012965:Sodium Chloride / Q000494:pharmacology; D013094:Spermatozoa; D013997:Time Factors; D014599:Uterus / Q000187:drug effects / Q000502:physiology
chemical_list: D012965:Sodium Chloride