Distribution of selected nitrogen compounds in ground water and the unsaturated zone, Superior-Hardy Special Protection Area, Nuckolls County, Nebraska, 1991-93.
| Main Author: | |
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| Corporate Authors: | , |
| Format: | Government Document Book |
| Language: | English |
| Published: |
Lincoln, Neb. :
U.S. Dept. of the Interior, U.S. Geological Survey ;
1996.
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| Series: | Water-resources investigations report ;
96-4239. |
| Subjects: |
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