1. Department of Animal Nutrition, University of Veterinary Science, Nay Pyi Taw 15013, Myanmar.
2. Department of Veterinary Medicine, School of Veterinary Medicine, Rakuno Gakuen University, Ebetsu 069-8501, Japan.
3. Department of Sustainable Agriculture, College of Agriculture, Food and Environment Sciences, Rakuno Gakuen University, Ebetsu 069-8501, Japan.