Academic Staff

May 31, 2026, 9:52 a.m.
Sleman Said Mohammed (PhD) Head of the Department
Professor
Professor in Poultry Physiology

Animal Production
College of Agricultural Engineering Sciences
University of Duhok

  • Ph.D. in Animal Science, School of Environmental and Rural Science, University of New England, NSW, Australia, 2015.
  • M.Sc. in Animal Production, College of Agriculture, University of Duhok, Kurdistan Region – Iraq, 2010.
  • B.Sc. in Animal Production, College of Agriculture, University of Duhok, Kurdistan Region – Iraq, 2005.

  • Poultry Nutrition
  • Avian Physiology

Professional Activities and Memberships

Head of Department

  • Serving as Head of the Department of Animal Production, College of Agricultural Engineering Sciences, University of Duhok, Kurdistan Region – Iraq (2023–present).
  • Leading academic and administrative activities, supervising teaching programs, and supporting research development within the department.

Training and Outreach Activities

  • Collaborated with the ZSVP Organization in 2020 to deliver two intensive training courses on poultry management held in Bardarash and Sumel, Duhok Governorate.
  • Each training program lasted two weeks and focused on improving technical knowledge and practical skills among local poultry producers.

Academic Engagements

  • Regularly attend and present seminars at conferences and within the college and department, contributing to academic discussions and professional development in animal production sciences.
  • Active participant in the Examination Committee of the College of Agricultural Engineering Sciences, University of Duhok (2018–present).

Professional Memberships

  • Member, Kurdistan Agronomist Syndicate (since 2005).
  • Member, Kurdistan University and Institute Teachers Syndicate (since 2010).
  • Member, World’s Poultry Science Association (WPSA) – Australia Branch.

Research

  • Sadeeq, N. N., Sadeq, S. A. M., & Beski, S. M. (2024). Effect of nettle on productive performance of broilers and its biochemical, histological, immunological, and antioxidant characteristics. Mesopotamia Journal of Agriculture, 52(1).
  • Beski, M., & Said, S. (2023). Anti-coccidial effects of dietary chamomile against experimentally induced coccidiosis in broiler chicken. Czech Journal of Animal Science, 68(1).
  • M’Sadeq, S. A. M., Beski, S. S. M., & Amern Omar, S. M. (2023). Effect of adding chlorogenic acid on broiler performance, some blood biochemical parameters and gut health. Iraqi Journal of Agricultural Sciences, 55(2), 652–658.
  • Hussein, S. M., M’Sadeq, S. A., Beski, S. S. M., Mahmood, A. L., & Frankel, T. L. (2021). Different combinations of peppermint, chamomile and a yeast prebiotic have different impacts on production and severity of intestinal and bursal abnormalities of broilers. Italian Journal of Animal Science, 20(1), 1924–1934.
  • Beski, S. S. M., M’Sadeq, S. A., Hussein, S. M., & Mahmood, A. L. (2021). Performance and physiological responses of broiler chickens to dietary combination of yeast and medicinal plants. Iraqi Journal of Agricultural Sciences, 52(5), 1117–1125.
  • Khishtan, A. T. M., & Beski, S. S. M. (2020). Delivery route of chamomile on the growth and subsequent physiology of broiler chickens under E. coli challenge. The Iraqi Journal of Agricultural Science, 51(4), 1058–1073.
  • Passi, Z. O. S., Beski, S. S. M., & Kokten, K. (2019). Effect of graded levels of dietary raw sesame seeds on growth performance, serum biochemistry and nutrient digestibility of broiler chickens. Iraqi Journal of Agricultural Sciences, 50(1).
  • Beski, S. S. M., Shekhu, N. A., Sadeq, S., Al-Khdri, A. M., Ramadhan, N., & Al-Bayati, S. (2019). Effects of the addition of aqueous liquorice (Glycyrrhiza glabra) extract to drinking water in the production performance, carcass cuts and intestinal histomorphology of broiler chickens. Iraqi Journal of Agricultural Sciences, 50(3), 842–849.
  • Beski, S. S. M. (2018). Physiological and immunological responses of Japanese quails to oleobiotic. The Iraqi Journal of Agricultural Science, 49(2), 194–199.
  • Beski, S. S. M., Swick, R. A., & Iji, P. A. (2016). Effect of dietary inclusion of spray-dried porcine plasma on performance, some physiological and immunological response of broiler chickens challenged with Salmonella sofia. Journal of Animal Physiology and Animal Nutrition, 100(5), 957–966. https://doi.org/10.1111/jpn.12412
  • Beski, S. S. M., Swick, R. A., & Iji, P. A. (2016). The effect of the concentration and feeding duration of spray-dried plasma protein on growth performance, digestive enzyme activities, nutrient digestibility and intestinal mucosal development of broiler chickens. Animal Production Science, 56(11), 1820–1827. https://doi.org/10.1071/AN15094
  • Beski, S. S. M., Swick, R. A., & Iji, P. A. (2015). Specialized protein products in broiler chicken nutrition: A review. Animal Nutrition, 1(2), 47–53. https://doi.org/10.1016/j.aninu.2015.05.005
  • Olnood, C. G., Beski, S. S. M., Choct, M., & Iji, P. A. (2015). Novel probiotics: Their effects on growth performance, gut development, microbial community and activity of broiler chickens. Animal Nutrition, 1(3), 184–191. https://doi.org/10.1016/j.aninu.2015.07.003
  • Olnood, C. G., Beski, S. S. M., Iji, P. A., & Choct, M. (2015). Delivery routes for probiotics: Effects on broiler performance, intestinal morphology and gut microflora. Animal Nutrition, 1(3), 192–202. https://doi.org/10.1016/j.aninu.2015.07.002
  • Olnood, C. G., Beski, S. S. M., Choct, M., & Iji, P. A. (2015). Use of Lactobacillus johnsonii in broilers challenged with Salmonella sofia. Animal Nutrition, 1(3), 203–212. https://doi.org/10.1016/j.aninu.2015.07.004
  • Beski, S. S. M., Swick, R. A., & Iji, P. A. (2015). Subsequent growth performance and digestive physiology of broilers fed on starter diets containing spray-dried porcine plasma as a substitute for meat meal. British Poultry Science, 56(5), 559–568. https://doi.org/10.1080/00071668.2015.1055989
  • Beski, S. S. M., & Iji, P. A. (2015). Effect of a processed soy protein product on growth and gut physiology of broiler chickens. Journal of Applied Animal Nutrition, 3, e7. https://doi.org/10.1017/jan.2015.5

  • Development of digestive function in poultry
  • Effects of nutrients and antinutritional factors on poultry growth and health
  • Evaluation of alternative feed resources for poultry.

Supervision of Postgraduate Students

  • I have successfully supervised five Master’s students who have completed their degrees. Currently, I am supervising four Ph.D. students who are actively pursuing their research projects.