Pest/Disease management

  • Sweet potato weevil can be controlled by removing the previous crop residues and destroying the alternate host (Ipomoea sp.).
  • Healthy planting materials, raking up soil and earth up at 50 days after planting; At maturity, harvest the crop immediately and destroy the crop residues to check sweet potato weevil.
  • To control soft rot, seed treatment with Trichoderma @ 5g/kg seed and main field application of Trichoderma with FYM.