Plant Diseases Diseases are caused by the following biotic factors: 1. Bacteria 2. Fungi 3. Viruses
Disease attacks at the soil line.
A type of mold.
Black lesions on leaves.
Affects the plant roots and causes plant to wilt.
Grey- whitish powder found on leaves. Powdery Mildew Description: White powdery growth that occurs on leaf surfaces due to groups of spores. Kind of disease: Fungal Damage to plant: Disease robs the nutrients from the plant tissue and weakens the plant.
Discoloration of the leaf