EDUCATIONAL QUALIFICATIONS:

Doctor of Philosophy in Poultry Nutrition
Monogastric Research Centre, School of Agriculture and Environment, Massey University,
Palmerston North, New Zealand
Conferred: 25.11.2020
Thesis Title: Influence of feed processing and enzyme supplementation on performance,
nutrient utilization and gut morphology of poultry fed barley-based diets

Master’s in Science in Poultry Science and Technology
Postgraduate Institute of Agriculture, University of Peradeniya, Peradeniya, Sri Lanka
Conferred: 20.07.2016

Bachelors in Science in Agricultural Technology and Management, Faculty of
Agriculture, University of Peradeniya, Peradeniya, Sri Lanka (First class honors)
Majoring module: Animal Science and Technology
Conferred: 17.12.2013

RESEARCH PUBLICATIONS:

Perera, W.N.U., Abdollahi, M.R., Zaefarian, F., Wester, T.J., Ravindran, V. (2022). Barley,
an undervalued cereal for poultry diets: Limitations and opportunities. Animals. 12(19):2525.
https://doi.org/10.3390/ani12192525

Tari, L. M., Perera, W. N. U., Zaefarian, F., Abdollahi, M. R., Cowieson, A. J., & Ravindran,
V. (2022). Influence of barley inclusion method and protease supplementation on growth
performance, nutrient utilisation, and gastrointestinal tract development in broiler starters.
Animal Nutrition. 8 (1), 61-70.

Perera, W. N. U., Abdollahi, M. R., Zaefarian, F., Wester, T. J., & Ravindran, V. (2021). High
steam-conditioning temperature during the pelleting process impairs growth performance and
nutrient utilization in broiler starters fed barley-based diets, regardless of carbohydrase
supplementation. Poultry Science, 101166.

Perera, W. N. U., Abdollahi, M. R., Zaefarian, F., Wester, T. J., & Ravindran, V. (2020). The
interactive influence of barley particle size and enzyme supplementation on growth
performance, nutrient utilization and intestinal morphometry of broiler starters. Poultry
Science, 99(9), 4466-4478.

Perera, W. N. U., Abdollahi, M. R., Zaefarian, F., Wester, T. J., & Ravindran, V. (2020). The
effect of graded inclusions of waxy starch hull-less barley and a multi-component exogenous
carbohydrase on the growth performance, nutrient digestibility and intestinal morphometry of
broiler chickens. British poultry science, 61(4), 442-453.

WORK EXPERIENCES:

Currently teaching (including practical and field components) following subjects for
undergraduates following B.Sc. in Agricultural Technology and Management and B.Sc. in Animal
Science and Fisheries.
AS 1101: Principles and Practices of Animal Production
AS 2102: Principles of Animal Nutrition
AS 2202: Poultry and Swine Production
ASF 2107: Pet Animal Nutrition
AS 3201: Applied Animal Nutrition
AS 3204: Feed Processing Technology
AS 4111: Integrated Animal Production

Currently teaching (including practical and field components) following subjects for postgraduate
students following M.Sc. in Animal Science in Post-graduate Institute of Agriculture, University
of Peradeniya, Sri Lanka
AS 5121: Monogastric Nutrition
AS 5218: Non-ruminant Animal Management