One of the consequences of the current drought will be reduced herbicide degradation. In some situations, this prolonged persistence will lead to damage to the rotational crop next spring. The risk of carryover injury will vary widely from field to field depending on several factors (Table 1); thus, it is important to evaluate each field individually.
Iowa State University
Hartzler, Robert G. and Owen, Michael D. K., "Carryover Concerns for 2013" (2012). Integrated Crop Management News. 157.
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