title: Effect of vitamin D, and calcium on the reproductive characteristics of the turkey hen.
mesh_terms: D000818:Animals; D002118:Calcium / Q000097:blood; D002136:Calcium, Dietary / Q000008:administration & dosage / Q000378:metabolism*; D002762:Cholecalciferol / Q000008:administration & dosage / Q000378:metabolism*; D004530:Egg Yolk / Q000032:analysis; D004531:Eggs; D005260:Female; D005298:Fertility; D010058:Oviposition; D012098:Reproduction; D014422:Turkeys / Q000378:metabolism / Q000502:physiology*
chemical_list: D002136:Calcium, Dietary; D002762:Cholecalciferol; D002118:Calcium