AKOMAH-ABADAIKE, O. N., J. N. NJOKU, and R. OMATSONE. 2026. “Optimization of Culture Conditions to Enhance Biosurfactant Production by Bacteria Isolated from Manyspiked Flatsedge (Cyperus Polystachyos) Rhizosphere Soil”. Direct Research Journal of Biology and Biotechnology 12 (2): 50-56. https://doi.org/10.4314/djbb.v12i2.6.