Production of Biogas from Mono- and Co-Digestion of Agricultural Waste (Cow Dung, Chicken Dropping, and Rice Husk). Iraqi Journal of Science [Internet]. 2021 Jan. 30 [cited 2024 Apr. 30];62(1):45-60. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/2154