Isolation of a Most Potent Bacterial Strain from Soil …
291
Table 1 (continued)
Sample
strain
number
Colony size
Colony
pigmentation
Colony
form
Colony
margin
Colony
elevation
% of
phenol
removal
P12
Moderate
Light yellow
Circular
Entire
Flat
82.56
P13
Large
Yellowish
Irregular
Entire
Flat
84.06
P14
Small
Reddish
yellow
Circular
Undulate
Flat
84.06
P15
Small
White
Circular
Serrate
Flat
83.76
P16
Moderate
White
Irregular
Serrate
Raised
84.36
P17
Large
White
Circular
Serrate
Raised
84.06
P18
Moderate
Yellowish
Circular
Entire
Umbonate
84.06
P19
Small
Light yellow
Circular
Entire
Raised
83.46
P20
Pinpoint
White
Irregular
Entire
Flat
64.51
P21
Small
Light yellow
Irregular
Serrate
Raised
80.15
P22
Small
White
Circular
Serrate
Flat
83.46
P23
Moderate
White
Circular
Entire
Flat
83.16
P24
Large
Light yellow
Circular
Serrate
Flat
98.84
P25
Large
White
Circular
Serrate
Flat
99.44
P26
Large
Light yellow
Irregular
Serrate
Raised
98.83
P27
Large
Light yellow
Circular
Serrate
Flat
98.68
P28
Large
White
Circular
Serrate
Flat
98.83
P29
Large
White
Circular
Entire
Flat
98.48
Bold indicates the corresponding organism removes maximum amount of phenol
Table 2 Colony
characterization of the
isolated bacterial strain
Colony characteristics
P25
a. Size
1 mm
b. Opacity
Opaque
c. Surface growth
Smooth
d. Edge
Sharp
e. Consistency
Good
f. Pigmentation
Nil
Table 3 Growth
characterization on slant
Colony characteristics
D25
a. Opacity
Opaque
b. Surface growth
Smooth
c. Consistency
Sharp
d. Color
Good
e. Pigmentation
Nil