Oparaku, N. F., Ofomatah, A. C, & Okoroigwe, E. C. (2013). Biodigestion of cassava peels blended with pig dung for methane generation. African Journal of Pig Farming, 1(1), 23 – 27. Retrieved from https://elixirpublishers.in/index.php/ajpf/article/view/615