Crop Protection :: Oil Seeds :: Pest of Groundnut
| White grubs : Holotrichia consanguinea, Holotrichia serrata | |
| Symptoms of damage : The grubs feed roots and damage pods. Grubs feed on fine rootlets, resulting in pale wilted plants, dying in patches. Identification of the pest : Eggs: White, almost round. Larvae: Young grubs are translucent, whitish yellow in colour , fleshy ‘C’ – shaped Adults : Dark brown beetle. Beetles emerge out of the soil within 3-4 days after the onset of rain. Management : Apply anyone of the following insecticides Carbofuran 3%CG 33.3 kg/ha Chlorpyrifos 20%EC 1125 ml/ha Phorate 10%CG 25 kg/ha |
- The grubs feed roots and damage pods.
- Grubs feed on fine rootlets, resulting in pale wilted plants, dying in patches.
Identification of the pest :
- Eggs: White, almost round.
- Larvae: Young grubs are translucent, whitish yellow in colour , fleshy ‘C’ – shaped
- Adults : Dark brown beetle. Beetles emerge out of the soil within 3-4 days after the onset of rain.
Management :
- Apply anyone of the following insecticides Carbofuran 3%CG 33.3 kg/ha Chlorpyrifos 20%EC 1125 ml/ha
- Carbofuran 3%CG 33.3 kg/ha
- Chlorpyrifos 20%EC 1125 ml/ha
- Phorate 10%CG 25 kg/ha