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Sugarbeet Diseases. Rhizomania First detected 4 yrs ago 2005 – All sugarbeet producing areas Fungal vector – Polymyxa betae Tare soils, contaminated equipment 30-40% of fields require rhizomania resistant varieties. Sugarbeet Diseases. Curly Top ( Beet curly top virus ) Leafhopper vector
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Sugarbeet Diseases • Rhizomania • First detected 4 yrs ago • 2005 – All sugarbeet producing areas • Fungal vector – Polymyxa betae • Tare soils, contaminated equipment • 30-40% of fields require rhizomania resistant varieties
Sugarbeet Diseases • Curly Top (Beet curly top virus) • Leafhopper vector • Two strains • Worland Strain • CFH Strain • Control – Poncho insecticide/seed treatment – Section 18 2006&2007