Cultural management

  • Grow castor as border or intercrop in groundnut fields to serve as indicator or trap crop
  • Monitor the emergence of adult moths by setting up light and pheromone traps
  • Collect egg masses and destroy
  • Neem oil (2%) 20 lit /ha
  • Prepare a bait with the following materials to cover one ha. Rice bran 12.5 kg, Molasses or brown sugar 1.25 kg or carbaryl 50 WP 1.25 kg. Mix the ingredients to obtain a homogeneous mixture, Sprinkle water (7 lit.) gradually and bring the bait to a dough consistency. Distribute the above bait on the soil, around the field and inside in the evening hours immediately after preparation
  • Apply Nuclear Polyhedrosis Virus 3 x 1012 POBs/ha
  • Intercrop lab-lab with groundnut 1:4 ratio