Browsing by Subject "Nitrate pollution"
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Item Soils, Soil Management and Fertilizer Monographs (Revised 1978)(University of Minnesota, Agricultural Extension Service, 1978) Overdahl, C.J.; University of Minnesota, Agricultural Extension Service; Fenster, W.E.; Simkins, C.A.; Meredith, H.L.; Swan, J.B.; True, J.A.; Swan, James B.; MacGregor, John M.; Munter, Robert C.; Grava, John; Grava, J.; Ham, G.E.; Hanson, Lowell D.; Overdahl, Curtis; Simkins, Charles; Fenster, William