grain sorghum, weed control, crop injury, Dual II Magnum, S-metolchlor, Huskie, Pyrsulfotole, Bromoxynil, sorghum necrosis, Palmer amaranth, green foxtail
The preemergence application of Dual II Magnum (S-metolachlor) improved the overall weed control compared to single postemergence treatments. Excessive rainfall after preemergence application compromised all treatments, producing abnormally low weed control.
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Currie, R. and Geier, P.
"Weed Control and Crop Injury with Single or Sequential Herbicide Applications in Grain Sorghum,"
Kansas Agricultural Experiment Station Research Reports: