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Author: Ruhl, J. F.,
Institution
Collection
Format
Subject
8
Groundwater
8
Water quality
6
Aquifers
3
Groundwater Quality
2
Groundwater Pollution
2
Groundwater flow
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2
Hydrogeology
2
Pesticides Environmental aspects
2
Water-supply
1
Drift
1
East Otter Tail County Soil and Water Conservation District (Minn.)
1
Grand Portage Reservation (Minn.)
1
Hydrology
1
Hydrology, Karst
1
Mount Simon-Hinckley Aquifer (Minn.)
1
Nitrates Environmental aspects
1
Nutrient pollution of water
1
Streamflow
1
Water Nitrogen content
1
Water Pesticide content
1
Water quality management
1
Water use
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Author
14
Geological Survey (U.S.),
Ruhl, J. F.,
7
United States. Environmental Protection Agency
5
Adolphson, D. G. 1928-1990,
5
Wolf, R. J.
2
Minnesota. Department of Natural Resources
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1
Becker Soil and Water Conservation District (Minn.)
1
Fond du Lac Indian Reservation Business Committee
1
Minnesota Pollution Control Agency
1
Minnesota. Legislature. Legislative Commission on Minnesota Resources
1
Saint Paul (Minn.). Office of the Water Utility
1
Soil and Water Conservation District of Hubbard County (Minn.)
1
Vadnais Lake Area Watershed Management Organization
1
White Earth Indian Reservation Business Committee
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Language
Genre
Literary Form
Region
14
Minnesota
1
East Otter Tail County Soil and Water Conservation District (Minn.)
1
Fond du Lac Indian Reservation
1
Grand Portage Reservation
1
Grand Portage Reservation (Minn.)
1
Minneapolis Region
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1
Mount Simon-Hinckley Aquifer
1
Mount Simon-Hinckley Aquifer (Minn.)
1
Otter Tail County
1
Ramsey County
1
Straight River Watershed (Becker County and Hubbard County)
1
White Earth Indian Reservation
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Year of Publication