1. Department of Animal Science Faculty of Agriculture Sanandaj Branch Islamic Azad University Sanandaj Iran
2. Department of Animal Science Faculty of Agricultural and Natural Resources Persian Gulf University Bushehr Iran
3. Department of Biology Faculty of Basic Sciences Kurdistan University Sanandaj Iran
4. Department of Animal Breeding and Genetics University of Veterinary and Animal Sciences Lahore Pakistan
5. Department of Animal Breeding and Genetics University of Agriculture Faisalabad Pakistan