Learn about the pests of wheat and its control. 1. Wheat Aphid, Sitobion Miscanthi (Takahashi) (Hemiptera: Aphididae): Wheat aphid attacks wheat, barley, oats, etc., and is widely distributed in India. Like other aphids, the nymphs and adults suck the sap from plants, particularly from their ears. The insects are green, inert, louse like and appear […]