Application of optimized hydrothermal, ozone and superalkali pretreatment techniques for qualitative biogas production from corn straw: A comparative assessment

Key Points

• Biogas production saw a significant increase using optimized pretreatment techniques, enhancing sustainability.
• The method using ozone increased biogas yield by 20%, outpacing conventional treatments.
• Analysis employed comparative assessments of hydrothermal, ozone, and superalkali pretreatment techniques.
• Findings highlight the potential for these methods to improve biogas production from agricultural residues.