While most farmers and applicators have good intentions to apply herbicides in a timely fashion, it isn’t uncommon for equipment limitations or weather to result in delayed applications. Nearly all postemergence herbicides have restrictions on how late in the season they can be delayed.
Iowa State University
Hartzler, Robert G., "Size Restrictions for Postemergence Herbicides in Corn" (2009). Integrated Crop Management News. 640.
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