Overdahl, C.J.Fenster, W.E.Randall, G.W.2012-12-172012-12-171976https://hdl.handle.net/11299/14110419 pagesHigh-producing cornfields in Minnesota are generally on soils built up to a high degree of fertility. This buildup is primarily from liberal broadcast applications of phosphorus (P) and potassium (K) fertilizers.en-USPhosphorus and Potassium Experiments on Well-Managed Soils in South-Central MinnesotaReport