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Salinity and Sodicity in North Dakota Soils
(North Dakota State University, 2000)
Water Resource Impacts from Medicines and Other Biologically Active Substances
(North Dakota State University, 2005)
Water Quality and Wetland Function in the Northern Prairie Pothole Region
(North Dakota State University, 2006)
Working to Avoid Nitrogen Contamination
(North Dakota State University, 2001)
How to Assess for Nitrogen Problems in Water Resources
(North Dakota State University, 2001)
Water Quality and Nitrogen
(North Dakota State University, 2001)
Diffuse sources of nitrogen related to water quality protection in the Northern Great Plains
(North Dakota State University, 2000)