Research Article
The Effects of Combination of Citric Acid and Microbial Phytase on the Concentration of Some Minerals of Serum and Parameters of Mineralization of Tibia in Commercial Laying Hens
Department of Animal Science, Islamic Azad University, Shabestar Branch, Shabestar, Iran
Naser Maheri Sis
Department of Animal Science, Islamic Azad University, Shabestar Branch, Shabestar, Iran
Abolfazl Aghajanzadeh Gholshani
Department of Animal Science, Islamic Azad University, Shabestar Branch, Shabestar, Iran
Yaghob Saedi
Department of Animal Science, Islamic Azad University, Shabestar Branch, Shabestar, Iran
Reza Aminvakili
Department of Animal Science, Islamic Azad University, Shabestar Branch, Shabestar, Iran