Scirpophaga incertulas

Scirpophaga incertulas
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Crambidae
Genus:	Scirpophaga
Species:	S. incertulas
Binomial name
Scirpophaga incertulas (Walker, 1863)
Synonyms
Chilo incertulas Walker, 1863 Chilo incertellus Walker, 1917 Catagela admotella Walker, 1863 Schoenobius punctellus Zeller, 1863 Schoenobius minutellus Zeller, 1863 Tipanaea bipunctifera Walker, 1863 Chilo gratiosellus Walker, 1864 Schoenobius bipunctifer ab. quadripunctellifera Strand, 1918

The yellow stem borer or rice yellow stem borer (Scirpophaga incertulas) is a species of moth of the Crambidae family. It is found in Afghanistan, Nepal, north-eastern India, Sri Lanka, Bangladesh, Burma, Vietnam, Thailand, Malaysia, Singapore, Sumatra, Java, Borneo, Sumba, Sulawesi, the Philippines, Taiwan, China and Japan.^[1]

Larva

The wingspan is 24–36 mm.^[2] Adult males are smaller than female. The forewings are gray or light brown and have two rows of black spots at the tip.

The larvae feed on Oryza sativa. They bore the stem of their host plant. Full-grown larvae are pale yellow to yellowish green with a brown head and reach a length of 20 mm. Pupation takes place in a white silk cocoon.

References

1. Scirpophaga at funet
2. Life cycle of Yellow stem borer Scirpophaga incertulas Wlk