Beta-carotene vs. retinyl acetate for the baby pig and the effect upon ergocalciferol requirement.
D000818:Animals; D000831:Animals, Newborn; D001774:Blood Chemical Analysis; D001846:Bone Development / Q000187:drug effects; D002118:Calcium / Q000378:metabolism; D002338:Carotenoids / Q000378:metabolism*; D004032:Diet; D004872:Ergocalciferols / Q000378:metabolism*; D005260:Female; D008297:Male; D010758:Phosphorus / Q000378:metabolism; D013552:Swine; D014801:Vitamin A / Q000378:metabolism*; D014807:Vitamin D / Q000378:metabolism*
D004872:Ergocalciferols; D014801:Vitamin A; D014807:Vitamin D; D010758:Phosphorus; D002338:Carotenoids; D002118:Calcium