Plant And Soil Health

Potassium Deficiencies

Time to start watching for potassium deficiencies in soybeans Soybeans require a whole lot of potassium (K) and remove a whopping 1.4 pounds of K2O per bushel. The application rate for a 60-bushel per acre soybean crop is 84 pounds of actual K2O or 140 pounds of potash (0-0-60) per acre. As we strive for 70- and 80-bushel beans that amount increases. The first place to look for a potential potassium...

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