TABLE 2.

Effect of inoculum size on culturability after incubation for 12 weeks and on the number of bacteria affiliated with rarely isolated groups that formed colonies in week 8 or later on plates of DNBG, VXylA, and VxylG

Expected inoculum size (cells/plate)Mean no. of colonies/plateMean culturability (%)No. of isolates identified% of isolates affiliated with rarely isolated groups
1,780140.37.93743
17824.713.91625
17.84.223.61631