ITHACA — In New York state, onions are grown in areas sometimes referred to as muck lands — former swamps now filled with organically rich soil that boosts productivity. Five years ago, however, onion ...
A, Stemphylium leaf blight (SLB) lesion on an onion leaf. B, An SLB disease focus in a commercial onion field in New York. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...
Until recently, Stemphylium leaf blight has been considered a minor foliar disease as it has not done much damage in New York since the early 1990s. However, onion growers in New York have recently ...
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