The borer which attacks rice throughout its growth period. It lays its eggs near the tip of the leaf blade in oval masses of 50-200 eggs each, which hatch in 8 days. The larva is cream-colored and the head capsule is reddish brown. The pupa is yellowish white with a tinge of green, but turns dark brown just before emergence. The male moth is light brown with numerous small brownish dots along the subterminal area and near the tip of the forewing. The female adult is yellow, the colour deepening toward the tip, and there is a very distinct black spot in the centre of each forewing. The hindwings are pale and straw-colored. Scientific name: Scirpophaga incertulas.