Sweet potato virus complex

Is this a Minor Pest?
Minor Pest Title

Sweet potato virus complex

Minor Pest Description

This disease is caused by a combination of sweet potato feathery mottle virus (SPFMV) and sweet potato chlorotic stunt virus (SPCSV).

Symptoms include severe stunting of plants, the production of small distorted leaves, excessive branching, yellowing of vines and dark, brown to blackish corky spots in the roots. SPFMV is a potyvirus transmitted by aphids in a non-persistent manner whereas SPCSV is a crinivirus transmitted in a semi-persistent manner by the whitefly Bemisia tabaci.

Minor Pest What to do.
  • Use resistant or tolerant varieties, if available.
  • Use disease-free planting material.
  • Avoid diseased plants as sources of planting material.
  • Practice proper field sanitation.
  • Control the virus vectors.

For information on how to control Aphids click here.

For information on how to control whiteflies click here.

Minor Pest Position
Minor Pest Firstcontent
Pest Type
Host Plants
Sweet potato