Akter, T. , Shah, S.T. , Mamun, M.A.A. , Bari, M.L. , Begum, S. , Rahman, N. and Miah, M.I. 2023. Costeffective formulation of bio-fertilizer using agricultural residues as carriers and determination of shelflife of bio-fertilizer inoculants. Dhaka University Journal of Biological Sciences. 32, 2 (Jul. 2023), 189–199. DOI:https://doi.org/10.3329/dujbs.v32i2.67678.