Original sentence: About 368 million dry tons of forest biomass can be sustainably produced annually in the US.Forest biomass is a very important feedstock that can be sustainably produced in very large quantities.produced has the advantagies of  of Organosolve and SPORL are the only two processes that can achieve over 90% cellulsoe conversion for forest biomass, especially those of softwood species
Edited sentence: Organosolve and SPORL are the only two processes that can achieve over 90% cellulsoe conversion for forest biomass, especially those of softwood species