title: Age, season and breed effects on testicular volume and semen traits in young beef bulls.
mesh_terms: D000375:Aging; D000818:Animals; D002417:Cattle; D005632:Fructose / Q000032:analysis; D008297:Male; D012621:Seasons; D012661:Semen / Q000502:physiology*; D013045:Species Specificity; D013081:Sperm Motility; D013737:Testis / Q000033:anatomy & histology* / Q000254:growth & development
chemical_list: D005632:Fructose