Factors affecting the chick's requirement for phosphorus.
D000818:Animals; D002118:Calcium / Q000378:metabolism; D002645:Chickens / Q000254:growth & development / Q000378:metabolism*; D004032:Diet / Q000662:veterinary; D010758:Phosphorus / Q000378:metabolism*; D014807:Vitamin D / Q000378:metabolism
D014807:Vitamin D; D010758:Phosphorus; D002118:Calcium