Table 1.

Morphological, physiological and biochemical characterization of the isolates.

Tests	Isolates
	B-2	B-5	B-11	B-14	B-19	B-21	B-28	B-33
Morphology	V shaped rod	rod	Y- shaped rod	V-shaped rod	rod	rod	V-shaped rod	rod
Gram Staining	+	+	+	+	+	+	+	+
Catalase test	-	-	-	-	-	-	-	-
Growth at different temperature
10 °C	-	+	+	+	-	+	-	+
37 °C	+	+	+	+	+	+	+	+
45 °C	+	-	+	+	+	+	-	+
Growth at different NaCl concentration
3%	+	+	+	+	+	+	+	+
5%	+	-	+	+	-	+	-	+
7%	+	-	-	-	-	+	-	-
Growth at different pH
4.4	+	+	+	+	+	+	+	+
9.6	-	-	-	-	-	+	-	-
Motility test	-	-	-	-	-	-	-	-
Endospore test	-	-	-	-	-	-	-	-
CO2 from glucose	-	-	-	-	-	-	-	-
Carbohydrate fermentation
Glucose	+	+	+	+	+	+	+	+
Maltose	-	+	+	-	+	+	+	+
Lactose	+	+	+	+	+	-	-	+
Galactose	+	+	-	-	-	+	+	+
Raffinose	+	+	+	+	+	+	+	+
Sorbitol	-	+	-	-	+	+	+	+
Sucrose	+	-	+	+	-	-	-	+
Xylose	+	+	+	-	-	+	+	+
Fructose	+	+	+	-	+	+	+	+