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Sugarcane Aphid Sighted on Grain Sorghum in Kansas

Sugarcane Aphid Sighted on Grain Sorghum in Kansas

The sugarcane aphid (SCA) has now been reported in four counties in Kansas, according to K-State Research and Extension. Sumner, Reno, Kiowa and Haskell counties have reported sightings for 2019. Kansas sorghum producers across the state should begin scouting their fields on a regular basis.

Be sure to to visit K-State Agronomy to remain up-to-date on scouting and treatment best-practices:

Sampling method
  • Once a week, walk 25 feet into the field and examine plants along 50 feet of row.
  • If honeydew is present, look for SCA on the underside of a leaf above the honeydew.
  • Inspect the underside of leaves from the upper and lower canopy from 15–20 plants per location.
  • Sample each side of the field as well as sites near Johnsongrass and tall mutant plants.
  • Check at least 4 locations per field for a total 4 locations per field for a total of 60-80 plants.