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Authority® First DF Herbicide offers ultimate preemergence control of glyphosate-resistant broadleaf weeds in soybeans. It also serves as the foundation preemergence herbicide for Roundup Ready® soybeans. Authority First DF herbicide exhibits excellent crop tolerance for preplant application up to three days after soybean planting. It may be tank mixed with other preplant herbicides for broader-spectrum broadleaf and grass control.
“Authority First DF Herbicide is an extremely popular product for those guys doing a lot of ridge till and no-till with those seeing marestail issues…growers are raving about the level of control.”
*Indicates suppression or partial control only.
**Will not control ALS-resistant biotypes of these weed species.