Ofon UA, Ndubuisi-Nnaji UU, Udofia GE, Fatunla OK, Shaibu SE. IMPROVING BIOENERGY PRODUCTION FROM ANAEROBIC CO-DIGESTION OF PAPER WASTE AND CHICKEN MANURE USING COCONUT SHELL BIOCHAR. FJS. 2024;8(6):107-113. doi:10.33003/fjs-2024-0806-2869