| Title: | Diffuse sources of nitrogen related to water quality protection in the Northern Great Plains |
| Author: | Seelig, Bruce |
| Description: | ER-62. Please excuse the quality of this file; some figures are illegible. Print copy is available for loan from NDSU Libraries. |
| Date: | 2000 |
| Subject: | Water quality Agrochemicals |
| Permalink: | http://hdl.handle.net/10365/16366 |