Khalil A, Jassim huda. IMPROVING OF BIOGAS PRODUCTION USING DIFFERENT PRETREATMENT OF RICE HUSK INOCULATED WITH OSTRICH DUNG. Jou. Eng. Res. [Internet]. 2021Oct.6 [cited 2024Apr.26];18(1):1-11. Available from: https://journals.squ.edu.om/index.php/tjer/article/view/3027