Profiling of Indigenous Biosurfactant-Producing Bacillus Isolates in the Bioremediation of Soil Contaminated by Petroleum Products and Olive Oil

Table 1

Results of pH, conductivity, water percent and TPH content.

Districts	Soil samples	pH	Conductivity (µs/cm)	Water percent (g/L)	TPH content (g/kg) of soil
Bacongo	B1	8.50 ± 0.25	38.46 ± 0.35	47.31 ± 1.8	195.9
	B2	8.20 ± 0.16	33.86 ± 1.22	42.66 ± 2.05	190
	B3	7.90 ± 0.24	37.42 ± 1.36	46.00 ± 0.01	187
Ouenze	O1	7.20 ± 0.25	27.0 ± 0.4	40.00 ± 0.21	112
	O2	6.80 ± 0.45	23.00 ± 0.28	35.00 ± 0.02	142
	O3	7.75 ± 0.37	25.73 ± 0.51	41.00 ± 0.81	128
Talangai	T1	8.73 ± 0.33	42.37 ± 0.24	64.00 ± 2.94	141
	T2	8.67 ± 0.32	43.42 ± 0.12	63.00 ± 0.28	152
	T3	8.60 ± 0.31	40.00 ± 0.25	60.00 ± 0.30	127
Mfilou	M1	8.30 ± 0.32	31.90 ± 0.93	41.00 ± 0.47	139
	M2	8.3 ± 0.0	29.40 ± 0.32	42.00 ± 0.34	154
	M3	8.60 ± 0.54	25.0 ± 1.2	39.00 ± 0.37	126