Phakopsora gossypii

Fungal Disease

Phakopsora gossypii

Fungal Disease

Phakopsora gossypii

Fungal Disease

Phakopsora gossypii

Fungal Disease

The common symptoms are the appearance of brown pustules on the lower surface of leaves. These pustules are surrounded with a purple halo. Symptoms also appear in petioles, stem and boll. There was a decrease in photosynthetic area of leaves due to rust pustules and finally severe defoliation was noticed in the field which resulted in the reduction of cotton yield.