Banana (Musa spp.)
Pseudostem Borer (Odoiporus longicollis)
Symptoms
- Grubs emerging out feed extensively on the pseudostem.
- Colourless jelly like plant sap oozes out from boreholes.
- Chewed up material will also be pushed out through the holes.
- Leaves turn yellow, dry up and finally, the plant collapses.
- The weevil is either reddish brown or black.
Management
- Regularly remove dried hanging leaves of the plant.
- Place 50 gram neem cake powder in the leaf axils on the 5th and 7th month.
- Uproot severely affected plants
- Open cut side of the above pseudostem trap can be sprayed with solution of Beauveria bassiana or Metarhizium anisopliae (5 gram /litre).
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | Knapsack Sprayer (Capacity 10L) | Recommendation | Remarks | |
|---|---|---|---|---|---|---|---|---|
| Per acre (200 L) | Per hectare (500 L) | |||||||
| 1 | Chlorpyriphos 20 EC | Chlorban,, Classic-20, Coroban , Dhanvan, Durmet, Dursban, Hilban, Krishan, Radar Starban, Tafaban, Tagban, Tricel | Yellow | 1.5ml/1 litre of water | 15 ml | 300 | 750 | |
| 2 | Quinalphos 25 EC | Agroquin, Anuphos, Guin Guard Tagquin, H.LX, Hilquin Geelux, Kinalaux Exalux, Krilux, Quinaswan Flash, Quincid Starlux, Rambalux Quinolux | Yellow | 1.5ml/1 litre of water | 15 ml | 300 | 750 | |
Extremely Toxic
Highly Toxic
Moderately Toxic
