Rose (Rosa rubiginosa)
Aphid (Macrosiphum rosaeformis D.M. rosae, Aphis gossypii Glover, Myzus persicae)
- Rose aphid: Macrosiphum rosaeformis D.M. rosae Elongated pear shaped pinkish body with large red eyes and black cornicles
- Cotton aphid: Aphis gossypii Glover, Globular yellowish green to brown or black
- Green peach aphid: Myzus persicae Yellowish green or rarely reddish.
Symptoms
- Nymphs and adults -tender shoots, flowers and buds and suck the sap.
- Withering of tender shoots
- Buds fall off prematurely and the flowers show fading.
Chemical Control
| Sl.No | Generic Name | Trade Name | Color code | Dosage/litre | Knapsack Sprayer (Capacity 10L) | Recommendation | Remarks | |
|---|---|---|---|---|---|---|---|---|
| Dosage/acre (200 L) | Dosage/hectare (500 L) | |||||||
| 1 | Malathion 50 EC | Agromala, Agromala Malathion, Celthion, Hilmala, Kthion, Malaacid, Simala Milthion, Tagthion, Malamar, Thisol | Blue | 1 ml/ litre of water | 10 ml | 200 ml | 500 ml | |
Extremely Toxic
Highly Toxic
Moderately Toxic
