Insect Pests Management in Onion
1) Onion Thrips:
This is surplus in onion. It is a small sucking insect that feed on leaves and lacerate tissue.
This pest can be controlled by spraying the crop with Dimethoate (Rogor-30 EC) or Methyl Parathion (Metacid – 50 EC) or Oxydemiton methyl (Metasytox – 25 EC) @ I ml per liter of water.
2) Lear Eating Caterpillar:
This caterpillar is occasionally found cutting the leaves damage the crop.
Spraying the crop with Lindatie 20 EC or Methyl Parathion (S) 1 ml per liter of water can control this pest.