Isolation and Characterization of Biosurfactant-Producing Bacteria from Amapaense Amazon Soils

Table 2

Total number of isolates and the number of biosurfactant-producing isolates after the first and second screening stages.

Items	FGU	FGF	PGU	PGF	MZU	MZF
Total number of isolates	138	30	47	59	42	2
First screening	17	13	3	6	2	2
Second screening	7	4	1	1	1	1