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# Explore Search: Crops

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## By Year

Data Release        July 24, 2020        Data release for: Does the quality and quantity of honey bee-collected pollen vary across an agricultural land-use gradient?

publication        November 9, 2012        Concentrations, loads, and yields of select constituents from major tributaries of the Mississippi and Missouri Rivers in Iowa, water years 2004-2008

publication        January 1, 2018        Drain tiles and groundwater resources: Understanding the relations

publication        April 10, 2014        Comparing cropland net primary production estimates from inventory, a satellite-based model, and a process-based model in the Midwest of the United States

publication        January 1, 2000        Reconnaissance survey of sulfonamide, sulfonylurea, and imidazolinone herbicides in surface streams and groundwater of the Midwestern United States

publication        January 1, 1999        Density and fledging success of grassland birds in Conservation Reserve Program fields in North Dakota and west-central Minnesota

map        January 1, 1979        Map showing high-purity silica sand of Middle Ordovician age in the Midwestern states

publication        January 1, 1971        Ground water for irrigation in the Brooten-Belgrade area, west-central Minnesota

publication        January 1, 2000        Effects of topography and soil properties on recharge at two sites in an agricultural field

publication        January 1, 1970        An appraisal of ground water for irrigation in the Wadena area, central Minnesota

publication        January 1, 1975        Ground water for irrigation in the Viking Basin, west-central Minnesota

publication        January 1, 1973        Water resources of the Kettle River watershed, east-central Minnesota