Khatun, H, RI Khan, and M Moniruzzaman. 2015. “Preparation of Wastelage With Poultry Droppings and Oat Forage (Avena Sativa) As a Feed for Cattle”. Journal of Environmental Science and Natural Resources 6 (1):233-37. https://doi.org/10.3329/jesnr.v6i1.22072.