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Subjects
Groundwater, Water quality, Groundwater flow, Nitrates, Pollution, Water chemistry, Water-supply, Zone of aeration, Age, Environmental aspects of Nitrates, Irrigation farming, Methane, Nitrogen content, Quality, WaterPlaces
High Plains Aquifer, Kansas, Colorado, Garfield County, High Plains (U.S.), Julesburg Region, Nebraska, Ogallala Formation, Oklahoma, Oklahoma Panhandle, Texas, Texas Panhandle, Texas Panhandle RegionID Numbers
- OLID: OL1417630A
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September 7, 2008 | Edited by RenameBot | fix author name |
April 1, 2008 | Created by an anonymous user | initial import |