EFFECT OF DIFFERENT LEVELS OF CALCIUM WITHOUT OR WITH ZINC BACITRACIN ON BODY WEIGHT, EGG PRODUCTION, FEED UTILIZATION AND EGG QUALITY OF HEN LAYERS IN SINAI

Document Type : Original Article

Authors

• R. E. Khidr
• A. A. Abd El-Maksoud
• A. M.S. Hammad

Department of Animal and Poultry Nutrition, Desert Research Center, El-Matareya, Cairo, Egypt

Keywords

• Calcium levels
• Zinc bacitracin
• body weight
• egg production
• egg quality and feed utilization

Main Subjects

• Natural resources