Isolate characteristics  Pseudomonas sp.S  Rhodococcus  sp. S Consortium
Bacillus sp. S Acinetobacter sp.S Aerobacter sp. S
Morphology

Rods                 

Coccobacilli

Rods

Rods

Rods
Colony 

Green

Orange

White

White

Creamy
Gram

-

+

+

-

-
Urea

-

+

-

-

-
Indol

-

-

-

-

-
TDA

-

-

-

-

-
Mannitol

-

+

-

-

-
Nitrite

-

+

+

-

-
Glucose

-

+

-

+

+
Lactose

-

+

-

-

-
Saccharose

-

+

-

-

-
H2S

-

+

-

-

-
Gas

-

-

-

-

-
Citrate

+

-

-

+

+
RM

-

-

+

-

-
VP

-

-

-

-

-
LDC

-

-

-

-

-
ODC

-

-

+

-

-
Oxydase

+

-

-

-

-
Catalase

+

+

+

+

+
Gelatine

+

-

-

-

-
ONPG

-

-

-

-

-
ADH

+

-

-

-

-
Mobility

+

-

+

-

-
+ : a positive reaction
- : a negative reaction
Table 2: morphological, physiological and biochemical characteristics of the chosen isolates.