The wheat crop condition was good to excellent in the majority of fields surveyed this week in south central and southwest Nebraska. Stripe rust has been confirmed in 15 counties; leaf rust has been confirmed in one county.
A survey of wheat fields in southern west central Nebraska (Furnas and Harlan Counties) on May 19 found most fields to have little or no disease. Two fields had a high incidence of barley yellow dwarf.
This year late-season hailstorms led to increases in volunteer wheat that emerged shortly before wheat harvest. If left uncontrolled until wheat emergence in the fall, growers can expect a large buildup of mites and virus, leading to yield-robbing disease outbreaks next spring and summer.