Soil temperatures at the 4-inch depth during the first 24-72 hours after planting, when the kernels imbibe water and begin the germination process, are critical.
In this study we evaluated the efficacy of foliar insecticide treatments for the control of western bean cutworm in field corn plots during 2015-2017.
Research has to include all types of soil and growing situations in order to get a true idea of what will work.
Air temperature before, during, and after application can influence control with burndown.
Spring is an excellent time to calibrate your sprayer. Often it is too wet to get it in the fields but when you get a nice day it will give you something productive to do.