title: Dietary sodium for laying hens.
abstract: Dietary sodium requirements of laying hens in open type and evaporatively cooled housing were determined to be 0.126 and 0.145% of the diet, respectively. The lowest level of 0.04% sodium supported average rates of production of 49.1 and 60.3% in the two houses for the 28 weeks of the study.
mesh_terms: D000821:Animal Feed; D000818:Animals; D002645:Chickens / Q000378:metabolism*; D005260:Female; D009751:Nutritional Requirements; D010058:Oviposition; D012964:Sodium / Q000378:metabolism*
chemical_list: D012964:Sodium