Sweetpotato ring spot virus

Chlorotic ring spots.

Diagnostic summary

• What you see on plants

- may show chlorotic ring spots but in most infected cultivars plants are symptomless.

- in some graft-inoculated sweetpotato  cultivars,  the virus induces extensive chlorotic spotting of leaves.

• Transmitted by mechanical inoculation, but not by contact between plants.

• Has only been reported in a few countries e.g. Papua New Guinea and Kenya.

Taxonomy

Economic importance

Geographical distribution

Symptoms

Morphology

Biology and ecology

Host range

Management

References

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