1. Department of Poultry Production, Faculty of Agriculture (El-Shatby), Alexandria University, Alexandria, Egypt.
2. Department of Poultry Production, Faculty of Animal Production and Technology, University of Veterinary and Animal Sciences, Lahore, Pakistan.
3. Laboratory of Biometeorology and Environmental Biophysics, Federal Rural University of Semi-Arid, Mossoró, RN, Brazil.
4. Department of Animal Science, Federal University of Ceara, Fortaleza, CE, Brazil