With soybean gall midge emergence dates and locations advancing in the state, Nebraska Extension educators stress the importance of scouting and documenting observations, which can inform ongoing research on management options.
For producers with crop damage from recent hailstorms, the timing of storms, development stage of the crop, individual field damage, subsoil moisture and crop insurance are important factors to consider when deciding the next course of action.
Measuring the amount of heat between an upper and lower threshold to which an insect has been exposed, degree-days models can provide a high level of precision in predicting western bean cutworm peak flight.
Soybean gall midge (SGM) injury and pressure varied considerably across its geographic range, with the largest concentration of injured soybean fields occurring in east-central Nebraska this season. To date, a total of 140 Midwestern counties have been identified as infested with SGM.