fermentation experiments were carried out after 22e24 h
bioabatement unless otherwise stated.
3.2. Effect of bioabatement on fermentation of rice hull
hydrolyzate
Fermentations of RHH that had been subjected to bioabatement
were compared to fermentations of unabated RHH.
Bioabatement was carried out on hydrolyzates from which
solids were removed and washed, with the wash liquid added
back to the RHH supernatant. In these fermentations of
hemicellulose hydrolyzate, the solids were removed after