Powdery Mildew Disease of Citrus

Powdery Mildew (Acrosporium tingitaninum): Whitish powdery mass develops on the young leaves and twigs. Affected leaves get distorted. When the disease is severe the affected leaves drop off and the twigs show dieback symptoms. Surface of the young fruits is also covered by fungus, and they drop of prematurely. Consequently reducing the yield.