Nebraska legalized industrial hemp in 2019, which created much interest in researching various aspects of hemp production, including weed control. A recent study looked at hemp tolerance to 18 soil-applied herbicides commonly used for preemergence weed control in corn or soybean.
The United States Court of Appeals for the Ninth Circuit issued a ruling on June 3, 2020 that immediately cancelled the registration of XtendiMax®, FeXapan®, and Engenia® primarily used in dicamba-resistant soybean, also known as Roundup Ready 2 Xtend® soybean.
As the crop season progresses, questions about dicamba off-target injury in soybean, broadleaf crops, and trees are increasing in Nebraska. If you suspect off-target injury in one of your fields, here's a reminder of what to do.