Original sentence: Becasue of the difficulties and low ethanol yield in fermenting pretreatment hydrolysate, especially those with very high 5 carbon hemicellulsoe sugars such as xylose, forst biomass has significnat advantages over agricultural biomass
Edited sentence: Becasue of the difficulties and low ethanol yield in fermenting pretreatment hydrolysate, especially those with very high 5 carbon hemicellulsoe sugars such as xylose, forest biomass has significant advantages over agricultural biomass