Publication Title: 
Mass balance of nitrogen and phosphorus in an agricultural watershed: the shallow groundwater component
Publication Type: 
Open File Series
Edward Mehnert, William S. Dey, Hue-Hwa Hwang, Donald A. Keefer, Thomas R. Holm, Thomas M. Johnson, Will C. Beaumont, Matthew C. F. Wander, Robert A. Sanford, Jennifer M. McDonald, and Shawn M. Shiffer.
2006 (rev.)

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