PRO/PL> Stemphylium blight, onion - USA: (NY)

Other Plant Disease -- United States
Cornell University scientists have discovered that the long-dormant stemphylium leaf blight [SLB] disease is the cause of an increase in dieback of onion crops in New York [state]. Until recently, SLB has been considered a minor foliar disease as it has not done much damage in New York since the early 1990s.
Most of the onions are said to be grown on high organic matter soils, where foliar disease management is considered crucial to productivity. [SLB] may affect bulb size and quality, and

Read more about it at HealthMap Global Disease Alerts via http://healthmap.org/ln.php?6878794&promed&0