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研究报告 [2]
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Assessment of water resources in areas that affect the habitat of the endangered Hine’s emerald dragonfly in the Lower Des Plaines River Valley, Illinois [研究报告]
10.3133/sir20185074U.S. Geological Survey. 2018-01-01
Kay, Robert T.;  Gahala, Amy M. agahala@usgs.gov;  Bailey, Clinton
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Hydrogeology and water quality of sand and gravel aquifers in McHenry County, Illinois, 2009-14, and comparison to conditions in 1979 [研究报告]
10.3133/sir20175112U.S. Geological Survey. 2017-01-01
Gahala, Amy M. agahala@usgs.gov
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