PRODUCTION OF BIOGAS FROM CO-DIGESTION OF COW DUNG, CHICKEN DROPPING AND COW RUMEN WASTES. FJS [Internet]. 2022 Feb. 21 [cited 2025 Sep. 11];5(4):413-7. Available from: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/844