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. 2021 Dec 8;3:100091. doi: 10.1016/j.crmicr.2021.100091

Table 2b.

Morphological, microbiological and biochemical characteristics of Gram negative Azotobacter isolates isolated from various rhizosphere soil.

CD	Colony features			Biochemical Reactions
	color	Shape	Margin	IMVIC test				Catalase	Urease	Oxidase	NR	Hydrolysis		Carbohydrate utilization
				Indole	MR	VP	CU					Lipid	Starch	Glucose	Fructose	Lactose	Sucrose
				Indole	MR	VP	CU					Lipid	Starch	Acid/Gas	Acid/Gas	Acid/Gas	Acid/Gas
AZ1	Yellow	Rods	Irregular	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ2	Brown	Rods	Irregular	+	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ3	Yellow	Rods	Entire	–	–	–	–	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ4	Yellow	Rods	Irregular	–	–	–	+	+	+	–	+	+	+	+/-	+/-	+/-	+/-
AZ5	White	Rods	Irregular	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ6	Brown	Rods	Irregular	+	+	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ7	Yellow	rods	Entire	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ8	Yellow	rods	Irregular	–	–	–	–	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ9	Yellow	rods	Irregular	–	–	–	–	+	–	–	+	+	–	+/-	+/-	+/-	+/-
AZ10	Yellow	rods	Irregular	–	–	–	+	+	–	–	+	+	–	+/-	+/-	+/-	+/-
AZ11	Brown	rods	Irregular	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ12	Brown	rods	Irregular	+	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ13	Brown	rods	Irregular	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ14	Creamy	rods	Entire	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-
AZ15	Creamy	rods	Entire	–	–	–	+	+	–	–	+	+	+	+/-	+/-	+/-	+/-