Municipal Drinking Water Nitrate Level and Cancer Risk in Older Women: The Iowa Women's Health Study von Weyer, Peter J., Cerhan, James R., Kross, Burton C., Hallberg, George R., Kantamneni, Jiji, Breuer, George, Jones, Michael P., Zheng, Wei, Lynch, Charles F.

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Statistical Procedures for Determination and Verification of Minimum Reporting Levels for Drinking Water Methods von Winslow, Stephen D, Pepich, Barry V, Martin, John J, Hallberg, George R, Munch, David J, Frebis, Christopher P, Hedrick, Elizabeth J, Krop, Richard A

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Pesticides pollution of groundwater in the humid United States von Hallberg, George R.

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Spatial relations between row crops and nitrate contamination in groundwater von LIU, Zhi-Jun, HALLBERG, George R

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A Case Study in Hierarchical Modeling: Agriculture and Prostate Cancer in Iowa von Desmond, Renée A., Waterbor, John W., Hallberg, George R., Arani, Ramin B.

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Pesticide pollution of groundwater in the humid United States von HALLBERG, G. R

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Pesticide contamination of private well water, a growing rural health concern von Kross, Burton C., Selim, Mustafa I., Hallberg, George R., Bruner, D.Roger, Cherryholmes, Keith

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The nitrate contamination of private well water in Iowa von Kross, B.C. (University of Iowa, Iowa City), Hallberg, G.R, Bruner, D.R, Cherryholmes, K, Johnson, J.K

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A full-glacial biota from southeastern Iowa, USA von Baker, Richard G., Rhodes II, R. Sanders, Schwert, Donald P., Ashworth, Allan C., Frest, Terrence J., Hallberg, George R., Janssens, Jan A.

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Temporal trends of selected agricultural chemicals in Iowa's groundwater, 1982-1995: are things getting better? von Kolpin, D.W. (U.S. Geological Survey, Iowa City, IA.), Sneck-Fahrer, D, Hallberg, G.R, Libra, R.D

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Agricultural chemicals in ground water: Extent and implications von Hallberg, George R.

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Spatial Relations between Row Crops and Nitrate Contamination in Groundwater von Liu, Zhi-jun, Hallberg, George R

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Pre-Wisconsin glacial stratigraphy of the central plains region in Iowa, Nebraska, Kansas, and Missouri von Hallberg, George R.

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Structural equation modeling of dynamics of nitrate contamination in ground water von Liu, Z.J. (Smithsonian Environmental Research Center, Edgewater, MD.), Hallberg, G.R, Malanson, G.P

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STRUCTURAL EQUATION MODELING OF DYNAMICS OF NITRATE CONTAMINATION IN GROUND WATER1 von Liu, Zhi‐Jun, Hallberg, George R., Malanson, George P.

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STRUCTURAL EQUATION MODELING OF DYNAMICS OF NITRATE CONTAMINATION IN GROUND WATER 1 von Liu, Zhi‐Jun, Hallberg, George R., Malanson, George P.

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Detecting changes in the spatial distribution of nitrate contamination in ground water von Liu, Z.J. (Smithsonian Environmental Research Center, Edgewater, MD.), Hallberg, G.R, Zimmerman, D.L, Libra, R.D

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Pre-Wisconsin glacial stratigraphy of the Central Plains region in Iowa, Nebraska, Kansas, and Missouri von HALLBERG, G. R

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Conklin Quarry insect dataset von Ashworth, Allan C., Schwert, Donald P.

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DETECTING CILANGES IN THE SPATIAL DISTRIBUTION OF NITRATE CONTAMINATION IN GROUND WATER von Liu, Zhi-Jun, Hallberg, George R., Zimmerman, Dale L., Libra, Robert D.

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