Leaf Diseases

Curly Top

Curly Top

Beet curly top is a highly destructive disease which is widespread throughout the western United States.

Pathogen (fungus) – Erisiphe polygoni

Powdery Mildew

Occurs to some degree annually wherever sugarbeets are grown In North America and is most common in Idaho, Washington, and Oregon.

Pathogen (fungus) – Cercospora beticola

Cercospora Leaf Spot

This fungal disease can occur in any sugar beet market in North America but it is most prevalent in the central growing areas of North America from Michigan to Colorado

Pathogen (Bacteria) – Ramularia

Ramularia Leaf Spot

Ramularia affects sugarbeets primarily in cool, damp climates.

Bacterial Leaf Spot

The beet serves as a host to the bacteria, and it is transmitted by the seedling. This bacteria can cause seedling blight on young plants. It is been observed mainly in the western production areas of the United States.

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