Production of Biosurfactants by Soil Fungi Isolated from the Amazon Forest

Table 2

Influence of soybean oil, yeast extract, pH, and time on biosurfactant production by Penicillium 8CC2, performed according to a factorial design.

Soybean oil (g l^−1)	Yeast extract (g l^−1)	pH	Time; (d)	E24
40	20	5	7	61
60	30	4	9	76
60	10	4	9	53
40	20	5	7	60
60	30	6	9	76
20	30	6	9	80
20	10	4	5	47
40	20	5	7	58
40	20	5	7	62
60	30	4	5	51
20	10	6	9	62
20	10	6	5	56
60	30	6	5	60
20	30	6	5	69
60	10	4	5	48
20	10	4	9	58
60	10	6	5	60
20	30	4	5	62
20	30	4	9	78
60	10	6	9	47