Beet Sugar Development Foundation American Society of Sugar beet Technologists NDSU Extension Service NDSU Sugarbeet Extension North Dakota Agricultural Weather Network American Crystal Sugar Company Minn-Dak Farmers Cooperative Southern Minnesota Beet Sugar Cooperative Root Maggot Fly Counts American Sugarbeet Grower Association Red River Valley Sugarbeet Growers Association University of Minnesota Crop News The Sugarbeet Grower Agricultural Fertilizer Research and Education Council