to the CCD (Table 4), the Y1 yield ranged from 62.7% to 72.9%. The
ethanol concentration ranged between 21.1 and 54.7 g/L. The concentration
of residual sugars ranged from 46.1 g/L to 159.8 g/L and
the productivity ranged from 2.28 g L−1 h−1 to 6.09 g L−1 h−1