A devastating cotton virus lurked undetected in U.S. fields for nearly 20 years

ScienceDaily
Jan 14, 2026, 3:02 am90 pts
A damaging cotton virus thought to be a recent invader has actually been hiding in U.S. fields for nearly two decades. New research shows cotton leafroll dwarf virus was present as early as 2006, quietly spreading across major cotton-growing states long before it was officially identified. By reanalyzing old…

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