Funded by the Illinois Soybean Association checkoff program.

Mark Egan

Off To The “Traces” (Micronutrients)

Are you paying enough attention to your crop’s micronutrient (trace element) needs today? The uptake of the trace elements iron (Fe), zinc (Zn), manganese (Mn) and copper (Cu) by roots is governed by three basic principles. Their presence in the soil: Many ag soils have very low natural levels of Fe, Zn, Mn and Cu and they need to be added as fertilizer to maximize crop production. There are also soils where one or more of these trace elements is abundant, but they are tied up by the soil chemistry. Their presence in the soil solution: It is the [...]

By |June 14, 2018|
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