Professor of Soil Chemistry Degree: Ph. D. 1983, Cornell University Phone: 207-581-2975 Email: ohno@maine.edu Location: 108 Deering Hall Website: Professional Interests: Organic matter chemistry, phosphorus soil chemistry, ion cyclotron mass spectrometry Teaching: PSE 469 Soil Microbiology, PSE 546 Chemistry of Soils; PSE 580/581 Scientific Communication I/II Research: My current research efforts focus on (1) chemically characterizing soil organic matter