“ Grow legumes - they fix nitrogen in the soil, and their root structure loosens the soil. Nothing wrong with peas, beans, and alfalfa as Cellulosic... (read full comment) ” 

Posted on March 15, 2007 at 12:59 AM EDT

“ The "revolution" of this evolution is the separately timed and metered direct injection of both neat ethanol and gasoline. They are achieving... (read full comment) ” 

Posted on March 15, 2007 at 12:51 AM EDT