Complex sentence: Fermented into Etanol/Butanol the palm's large amount of sap may allow for the production of 15,000 to 20,000 liters of yields 5,000--8,000 liters per hectare and an equivalent area planted in corn would produce just 2000 liters.
Split into simpler sentences: Fermented into Etanol/Butanol the palm's large amount of sap may allow for the production of 15,000 to 20,000 liters of per hectare. Sugarcane yields 5,000--8,000 liters per hectare and an equivalent area planted in corn would produce just 2000 liters.