USDA Quality Assurance Specialist David Johnson examines a fuel sample while Greg Meyer, fuel company driver, fills a 20,000-gallon farm fuel tank with biodiesel . Photo: Keith Weller. |
The US DOE Biofuels Program is developing technology to produce ethanol from the fibrous material (cellulose and hemicellulose) in the corn stalks and husks or other agricultural or forestry residues. Photo: Bob Allan |
Dave Schwaninger of Hallam, NE checks his irrigation equipment for leaks. University of Nebraska Institute of Agriculture and Natural Resources (IANR) photo by Brett Hampton. |