Extension advises growers who are concerned about recent abnormally low temperatures to wait five days or so after the freeze to assess plant damage, as it takes several days of warm weather for injury to become apparent.
Did your alfalfa suffer freeze or frost damage last weekend? If you suspect more than frozen or wilting leaves, check the growing point of plants. All new leaves, stems and branches initially develop from the growing point.
Nebraska producers should begin scouting for Russian wheat aphids, as signs of this crop pest have begun appearing in Panhandle wheat plots and ongoing cool temperatures will support population growth.
Both Enlist herbicide labels require the applicator to select mitigation measures worth a certain number of "credits" to avoid product runoff from the application site and subsequent surface water contamination.