Diverse interests in land and water resources including: environmental impacts and sustainability of agricultural systems; measuring and modeling the impacts of water management systems; nutrient losses from artificially drained lands; water resource utilization; GIS applications in water resources; water quality.
Dalzell, B.J., J.Y. King, D.J. Mulla, J.C. Finlay, and G.R. Sands. 2011. Influence of subsurface drainage on quantity and quality of dissolved organic matter export from agricultural landscapes. Journal of Geophysical Research – Biogeosciences (Accepted).
Nangia, V., P. H. Gowda, D. J. Mulla, G. R. Sands. 2010. Modeling Impacts Of Tile Drain Spacing And Depth On Nitrate-N Losses In The Upper Midwestern U.S. Vadose Zone J. 9(1):61-72.
Wiersma, J.J., G. R. Sands, H. J. Kandel, A. K. Rendahl, C. X. Jin, and B. J. Hansen. 2010. Responses of Spring Wheat and Soybean to Subsurface Drainage in Northwest Minnesota. Agron. J. 102:1399-1406.
Luo, W., G.R. Sands, M. Youssef, J.S. Strock, I. Song, D. Canelon. 2009. Modeling the impact of alternative drainage practices in the northern Corn-belt with DRAINMOD-NII. Agricultural Water Management 297(2010):389-398.
Blann, K., J.L. Anderson, G. Sands, B. Vondracek. 2009. Effects of Agricultural Drainage on Aquatic Ecosystems: A Review. Critical Reviews in Environmental Science and Technology 39(11):909-1001.
Sands, G.R., I. Song, L.M. Busman, B. Hansen. 2008. The Effects of Subsurface Drainage Depth and Intensity on Nitrate Load in a Cold Climate. Transactions of the ASABE 51(3):937-946.
Nangia, V., P. H. Gowda, D. J. Mulla, G. R. Sands. 2008. Water Quality Modeling for Impacts of Fertilizer Management Practices on Nitrate-N losses in Tile Drains at the Field-Scale. Journal of Environmental Quality 37(2):296-307.
Jin, C.X., G.R. Sands, J. Wiersma, H. Kandel. 2008. The Influence of Subsurface Drainage on Soil Temperature in a Cold Climate. Journal of Irrigation and Drainage Engineering (ASCE) 134(1):83-88.
Feyereisen, G.W., G.R. Sands, J.S. Strock, B.N. Wilson, and P.M. Porter. 2007. Hydrology and nitrogen components of a simple rye growth model. J. Irr. Drain. Eng. 133(2): 90-99.