1. Department of Veterinary Sciences, Laboratory Environment, Health and Animal Production (ESPA), University of Batna1, Batna, Algeria
2. Private Veteriarian, Ain Yagout, Batna, Algeria
3. Private Veterinarien, Djerma, Batna, Algeria
4. Laboratory of Animal Farm Reproduction,National Institute of Veterinary Sciences, Ibn Khaldoun University of Tiaret, Tiaret, Algeria