| Bioremediation techniques–classification based on site of application: principles, advantages, limitations and prospects CC Azubuike, CB Chikere, GC Okpokwasili World Journal of Microbiology and Biotechnology 32, 1-18, 2016 | 1342 | 2016 |
| Microbial growth and substrate utilization kinetics GC Okpokwasili, CO Nweke African Journal of Biotechnology 5 (4), 305-317, 2006 | 370 | 2006 |
| Monitoring of microbial hydrocarbon remediation in the soil CB Chikere, GC Okpokwasili, BO Chikere 3 Biotech 1, 117-138, 2011 | 212 | 2011 |
| Bacterial diversity in a tropical crude oil-polluted soil undergoing bioremediation CB Chikere, GC Okpokwasili, BO Chikere African journal of biotechnology 8 (11), 2009 | 195 | 2009 |
| Biodeterioration potentials of microorganisms isolated from car engine lubricating oil GC Okpokwasili, BB Okorie Tribology international 21 (4), 215-220, 1988 | 170 | 1988 |
| Petroleum hydrocarbon degradation by Candida species GC Okpokwasili, SC Amanchukwu Environment International 14 (3), 243-247, 1988 | 159 | 1988 |
| Bioreactor-based bioremediation of hydrocarbon-polluted Niger Delta marine sediment, Nigeria CB Chikere, BO Chikere, GC Okpokwasili 3 Biotech 2, 53-66, 2012 | 112 | 2012 |
| Numerical taxonomy of phenanthrene-degrading bacteria isolated from the Chesapeake Bay PA West, GC Okpokwasili, PR Brayton, DJ Grimes, RR Colwell Applied and Environmental Microbiology 48 (5), 988-993, 1984 | 101 | 1984 |
| Effect of salinity on biodegradation of oil spill dispersants GC Okpokwasili, LO Odokuma Waste management 10 (2), 141-146, 1990 | 100 | 1990 |
| Polycyclic aromatic hydrocarbon-degrading bacteria from aviation fuel spill site at Ibeno, Nigeria RC John, JP Essien, SB Akpan, GC Okpokwasili Bulletin of environmental contamination and toxicology 88, 1014-1019, 2012 | 89 | 2012 |
| Bacteriological indicators of tropical water quality GC Okpokwasili, TC Akujobi Environmental Toxicology and Water Quality: An International Journal 11 (2 …, 1996 | 88 | 1996 |
| Hydrocarbon degradation and utilization by a palm-wine yeast isolate SC Amanchukwu, A Obafemi, GC Okpokwasili FEMS Microbiology letters 57 (2), 151-154, 1989 | 87 | 1989 |
| Isolation, characterization, and application of biosurfactant by Klebsiella pneumoniae strain IVN51 isolated from hydrocarbon-polluted soil in Ogoniland, Nigeria IV Nwaguma, CB Chikere, GC Okpokwasili Bioresources and Bioprocessing 3, 1-13, 2016 | 85 | 2016 |
| River-water biodegradation of surfactants in liquid detergents and shampoos GC Okpokwasili, AO Olisa Water Research 25 (11), 1425-1429, 1991 | 83 | 1991 |
| Drilling fluid base oil biodegradation potential of a soil Staphylococcus species CO Nweke, GC Okpokwasili African Journal of Biotechnology 2 (9), 293-295, 2003 | 81 | 2003 |
| Characterization of hydrocarbon utilizing bacteria in tropical marine sediments CB Chikere, GC Okpokwasili, O Ichiakor African Journal of Biotechnology 8 (11), 2009 | 75 | 2009 |
| Seasonal ecology of hydrocarbon-utilizing microbes in the surface waters of a river LO Odokuma, GC Okpokwasili Environmental Monitoring and Assessment 27, 175-191, 1993 | 75 | 1993 |
| Crude oil-degradation and plasmid profile of nitrifying bacteria isolated from oil-impacted mangrove sediment in the Niger Delta of Nigeria RC John, GC Okpokwasili Bulletin of environmental contamination and toxicology 88, 1020-1026, 2012 | 73 | 2012 |
| Seasonal influences of the organic pollution monitoring of the New Calabar River, Nigeria LO Odokuma, GC Okpokwasili Environmental Monitoring and Assessment 45, 43-56, 1997 | 71 | 1997 |
| Role of composition in degradability of oil spill dispersants LO Odokuma, GC Okpokwasili Waste management 12 (1), 39-43, 1992 | 70 | 1992 |
