Table 2.

Based on PCR results, eight representative strains were selected to study iron effect on microbial growth rate.

Strain name	iucA	iroN	irp2
E-132	+	−	−
E-331	−	−	+
E-131	+	+	−
E-462	−	+	−
E-335	−	+	+
E-477	+	−	+
E-66	+	+	+
E-501	−	−	−