White parallel streaks along leaf axis in rice is a characteristic symptoms of

Solution(By Examveda Team)

White parallel streaks along leaf axis in rice are a characteristic symptom of Dicladispa armigera.
The characteristic symptoms of its damage are presence of parallel white streaks on the surface of infested leaves towards the tips.
Adult beetles feed externally on the upper epidermis, causing a characteristic pattern of white, parallel streaks along the main axis of the leaf. In case of severe infestation, even the veins can be affected, leading to the appearance of large, white blotches.