Oil Palm (Elaeis guineensis)
Bud rot(Phyopthora palmivora)
Symptoms
- Parts of spear leaf petiole or rachi turning brown.
- Spear leaf may be wilted and/or chlorotic.
- Leaves may be collapsing and hanging from the crown.
- Infection of the bud results in buds becoming rotten and putrid, leading to death of the palm
- Disease incidence is more severe during rainy season
Management
- Oil palm plant varieties with resistance to the disease
- Rotting tissue on spear leaves should be removed spreading to buds.
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | Knapsack Sprayer (Capacity 10L) | Dosage/acre (200 L) | Dosage/hectare (500 L) |
|---|---|---|---|---|---|---|---|
| 1 | Potassium phosphonate 50 SC | Akomin | Green | 4 ml / litre of water | 40 ml | 800 ml | 2000 ml |
| 2 | Fosetyl - Al | Aliette | Blue | 2 g | 20 g | 400 g | 100 g |
| 3 | Carbendazim 50 WP | Bavistin, Benfil, Bengard, Benlate, Benmain, Bensaan, Carben, Carziim50, Dhanustin, Dhanustin 50 WP, Fungiguard, Gancarzin50, Glizim, Mintho, Tagstin, Tiara, Zoom | Green | 1 g | 10 g | 200 g | 500 g |
Extremely Toxic
Highly Toxic
Moderately Toxic
