Dry Weather Decreases Risk for Wheat Midge in 2021
Dry Weather Decreases Risk for Wheat Midge in 2021 Janet Knodel, Guest Writer Soil samples in North Dakota indicate lower levels of overwintering wheat midge larvae (cocoons) for the 2021 season, says Janet Knodel, North Dakota State University Extension entomologist. A total of 2,050 soil samples were collected from 22 counties in the fall of 2020 to estimate the statewide risk for wheat midge in the 2021 field season. The distribution of wheat midge is based on unparasitized cocoons found in the soil samples. “The majority of the soil samples, 86%, had zero wheat midge cocoons in the soil...