Phytase supplementation in laying hens fed different levels of dietary zinc - Savietto, D.; Araujo, L. F.; Araujo, C. S. S.; Junqueira, Otto Mack [UNESP]; Garibaldi, L. C. G. S.; Gomes, G. A. (Poultry Science Assoc Inc, 2008)
Keywords: Egg quality; phytase; zinc