Sugarcane Woolly Aphid vs Elm Leaf Beetle
Side-by-side species comparison
| Attribute | Sugarcane Woolly Aphid | Elm Leaf Beetle |
|---|---|---|
| Scientific Name | Ceratovacuna lanigera | Xanthogaleruca luteola |
| Order | Hemiptera | Coleoptera |
| Family | Aphididae | Chrysomelidae |
| Size | 1.5-2.5 mm | 5-7 mm |
| Habitat | Farmland | Woodlands |
| Diet | Herbivores | Herbivores |
| Regions | South Asia (India, particularly Maharashtra and Karnataka; also Sri Lanka, Bangladesh) | Europe, introduced worldwide |
| Conservation | Least Concern | Not Evaluated |
Sugarcane Woolly Aphid
A small aphid covered in white woolly wax secretions that forms dense colonies on the undersides of sugarcane leaves. Heavy infestations reduce cane juice quality and sugar recovery in mills.
Did You Know?
A major outbreak of this pest devastated the Indian sugarcane crop in 2002-2004 before biological control with parasitoid wasps brought it under control.
Elm Leaf Beetle
A yellowish-green beetle with dark stripes along its elytra. Both adults and larvae feed on elm leaves, sometimes causing severe defoliation.
Did You Know?
Heavy infestations can strip an elm tree of nearly all its leaves in a single season.