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Table 1 The level of the experimental design

From: Bioethanol production from sugarcane molasses by co-fermentation of Saccharomyces cerevisiae isolate TA2 and Wickerhamomyces anomalus isolate HCJ2F-19

Parameters

Levels

-1

0

 + 1

Temperature, oC

25

30

35

Molasses concentration, (w.v−1)

25

30

35

Mixing rate, rpm

110

130

150

Incubation period, h

48

54

72