Open Access Research Paper Views (808) Molecular characterization of cellulolytic nitrogen-fixing bacterial species isolated from Khyber Pakhtunkhwa Nausheen Abdul Malik, Bashir Ahmad, Hira Mushtaq Int. J. Biosci. 18(3), 18-29, March 2021. DOI: http://dx.doi.org/10.12692/ijb/18.3.18-29 Keywords: 16sRNA sequencing, Cellulase, Nitrogen free Carboxymethyl cellulose medium (NF-CMC), Nitrogenase activities, Nitrogenase gene Details