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Displaying 1-3 of 3 results for author "Graczyk, David J."
Preparation of average annual runoff map of the United States, 1951-80 [microform] / by William R. Krug, Warren A. Gebert, and David J. Graczyk.
- Text
- Madison, Wis. : U.S. Geological Survey ; Denver, Colo. : Books and Open-File Reports Section [distributor], 1989.
- 1989
Evaluation of nonpoint-source contamination, Wisconsin : selected data for 1992 water year [microform] / by D.J. Graczyk ... [et al.] ; prepared in cooperation with the Wisconsin Department of Natural Resources.
- Text
- Madison, Wis. : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Earth Science Information Center, Open-File Reports Section [distributor], 1993.
- 1993
Nutrient concentrations and their relations to the biotic integrity of nonwadeable rivers in Wisconsin / by Dale M. Robertson, Brian M. Weigel, and David J. Graczyk ; in cooperation with the Wisconsin Department of Natural Resources.
- Text
- Reston, Va. : U.S. Geological Survey, 2008.
- 2008
- 1 Resource
Available Online
https://purl.fdlp.gov/GPO/LPS109193
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