Dock Leaf Weevil vs Rice Stem Borer Egg Parasitoid

Side-by-side species comparison

Attribute Dock Leaf Weevil Rice Stem Borer Egg Parasitoid
Scientific Name Rhinoncus pericarpius Trichogramma japonicum
Order Coleoptera Hymenoptera
Family Curculionidae Trichogrammatidae
Size 2.5-3.5 mm 0.3-0.5 mm
Habitat Farmland Farmland
Diet Leaf Miners Parasitoids
Regions Europe Asia
Conservation Least Concern Least Concern

Dock Leaf Weevil

A small grey-brown weevil found on dock and sorrel plants. Larvae mine inside dock stems. One of several weevil species associated with dock plants.

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Did You Know?

Part of a community of six or more weevil species that share dock plants, each exploiting a different plant part.

Rice Stem Borer Egg Parasitoid

A minute parasitoid wasp widely used in Asian rice paddies to control stem borer moths. It is mass-reared on factitious host eggs.

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Did You Know?

China alone produces trillions of these wasps each year for rice pest management.