Alfalfa Caterpillar Parasite vs Sugarcane Woolly Aphid

Side-by-side species comparison

Attribute Alfalfa Caterpillar Parasite Sugarcane Woolly Aphid
Scientific Name Cotesia medicaginis Ceratovacuna lanigera
Order Hymenoptera Hemiptera
Family Braconidae Aphididae
Size 2-4 mm 1.5-2.5 mm
Habitat Farmland Farmland
Diet Parasitoids Herbivores
Regions North America South Asia (India, particularly Maharashtra and Karnataka; also Sri Lanka, Bangladesh)
Conservation Least Concern Least Concern

Alfalfa Caterpillar Parasite

A small braconid wasp that parasitizes alfalfa butterfly caterpillars in agricultural fields. Larvae spin white cocoons after emerging from the host.

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Did You Know?

It can reduce alfalfa caterpillar populations by over 50% in some fields without any pesticide use.

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.

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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.