Scouting for Two-spotted Spider Mites in Field Corn
Channel: NDSUExtension
Date: 18/09/2012

Two-spotted spider mites (Tetranychus urticae) can be a severe pest problem in field corn, especially during hot and dry seasons. Early detection of leaf injury symptoms, such as stippling and leaf discoloration, is important to prevent crop damage from two-spotted spider mites and facilitate rescue treatments. Proper scouting techniques and action thresholds for two-spotted spider mites in field corn in North Dakota are discussed.