Ospina-Rojas, I C Commercially available amino acid supplementation of low-protein diets for broiler chickens with different ratios of digestible glycine+serine:lysine. [electronic resource] - Poultry science Dec 2012 - 3148-55 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0032-5791 Standard No.: 10.3382/ps.2012-02470 doi Subjects--Topical Terms: Animal Feed--analysisAnimal Nutritional Physiological PhenomenaAnimalsChickens--growth & developmentDiet--veterinaryDietary Proteins--administration & dosageDietary SupplementsGlycine--administration & dosageLysine--administration & dosageMaleSerine--administration & dosage