Sharp, wart-like protuberances on the underside of leaves.
Originally known simply as "beet blight," this disease nearly destroyed the sugar beet industry in the Western United States during the early 1900s. beet blight
The Beet Leafhopper , often called the "white fly" in historical texts, carries the virus from weeds to beet fields. Symptoms: Curling leaves: Upward and inward rolling of leaf margins. Sharp, wart-like protuberances on the underside of leaves
Severely infected plants remain small and fail to produce sugar content. beet blight
Darkened vascular rings inside the beet root.
While Curly Top is the historical "blight," modern growers may use the term for other destructive conditions: Southern Blight ( Sclerotium rolfsii )
Pathogenic bacteria that cause leaf spots and systemic decline.