Incubation time

Organisme

7 days                           15 days         

% oil degradation

VA

45.00% ± 1.00 D

60.00% ± 2.00 E

R

35.00% ± 1.00 E

53.50% ± 0.50 F

O

50.00% ± 1.00 B

86.75% ± 1.25 AB

M

60.75% ± 1.25 A

90.00% ± 1.00 A

V

48.25% ± 0.75 C

81.00% ± 0.50 CD

C

46.25% ± 0.75 CD

79.50% ± 0.75 BC
Same capital letters are statistically not different among treatments at p<0.01± standard error (n=2)
Table 1: Effect of incubation periods on crude oil biodegradation using different bacterial Strains.