A Computerized Data Base Of Nitrate Concentrations In Indiana Ground Water... Risch, Martin R., Et al... U.S. Department Of The Interior.
Contributors: Geological Survey (U.S.)
Series: U.S. Geological Survey open-file report -- 95-468.
Language: eng
Notes: Shipping List #: 96-0686-M.

Shipping List Date: 10/11/96.