Potato mop-top virus (PMTV)

Potato mop-top virus causes an economically important disease of potato since serious yield and quality reductions can occur in some cultivars. The powdery scab fungus (Spongospora subterranea), a soil-borne organism, is the only known vector of potato mop-top virus.

Information we provide to the plant industry and scientific community includes:

Pest Fact Sheet
Policy Directives
- D 98-01 - Import Requirements for Seed Potatoes and other Potato Propagative Material
- D 96-05 - Import Requirements for Packaged Potatoes for Consumption (table stock) and Bulk Potatoes for Processing and Repacking

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Potato mop-top virus (PMTV)

Information we provide to the plant industry and scientific community includes: