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2by Christiansen, Daniel E.Subjects: “...Climatic changes Iowa....”
Published 2012
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3by Littin, G. R.Subjects: “...Water quality biological assessment Iowa Iowa River....”
Published 2009
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4by Garrett, Jessica D.Subjects: “...Water quality Iowa....”
Published 2012
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5by Scribner, Elisabeth A.Subjects: “...Herbicides Environmental aspects Iowa....”
Published 2006
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6by Eash, David A.Subjects: “...Flood forecasting Iowa....”
Published 2001
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7by Leenheer, J. A.Subjects: “...Organic water pollutants Iowa....”
Published 2004
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8Published 2005Subjects: “...Water quality Research Iowa Iowa River, South Fork, Watershed....”
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10by Caldwell, James P.Subjects: “...Groundwater Iowa Pella....”
Published 2002
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12Published 2010“...Sperry quadrangle, Iowa--Des Moines Co....”
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13Published 2010“...Muscatine County (Iowa) Maps....”
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14Published 2010“...Ladoga quadrangle, Iowa--Taylor Co....”
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15Published 2010“...Bedford quadrangle, Iowa--Taylor Co....”
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16Published 2010“...Waterville quadrangle, Iowa--Allamakee Co....”
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17Published 2010“...Church quadrangle, Iowa--Allamakee Co....”
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18Published 2010“...Coin quadrangle, Iowa--Page Co....”
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19Published 2010“...Waukon quadrangle, Iowa--Allamakee Co....”
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20by Kucks, R. P.Subjects: “...Geomagnetism Iowa Maps Databases....”
Published 2005
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