Pecan “super scab” is everywhere from central Texas to the East to the Atlantic Ocean. This foliage and shuck disease was selected, isolated, propagated, and increased over many years by the use of outstanding foliar fungicide sprays, which prevented reproduction of 99.9 percent of the normal pecan scab fungus. Unfortunately, the resistant 0.1 percent strain … Continue reading What is Pecan “Super Scab”?