title: Effect of protein and energy content of the diet on the rate of sperm production in rams.
mesh_terms: D000818:Animals; D002364:Caseins; D002452:Cell Count; D004032:Diet; D004044:Dietary Proteins; D004822:Epididymis / Q000166:cytology; D005557:Formaldehyde; D008297:Male; D009929:Organ Size; D012669:Seminal Vesicles / Q000033:anatomy & histology; D012756:Sheep / Q000502:physiology*; D013045:Species Specificity; D013091:Spermatogenesis; D013094:Spermatozoa; D013737:Testis / Q000033:anatomy & histology; D014556:Urine / Q000166:cytology; D014649:Vas Deferens / Q000166:cytology
chemical_list: D002364:Caseins; D004044:Dietary Proteins; D005557:Formaldehyde