S. Joezy-Shekalgorabi1*, H. M. Shahr-e-babak2 and A. Ghorbani3
1Department of Animal Science, Shahr-e-Qods Branch, Islamic Azad University, Tehran, Iran
2Department of Animal Science, College of Agriculture and Natural Resources, University of Tehran, Karaj, Iran
3Department of Animal Science, Faculty of Animal Science and Fishery,Sari Agricultural Sciences and Natural Resources University, Sari, Iran