Diseases of Fruit Plantation Medicinal and Aromatic Crops

Red root disease

Causal organism: Poria hypolateritia Berk.
Classification:
Class- Basidiomycotina,
Order- Polyporales
Family- Polyporaceae.

Symptoms

• Gradual yellowing of leaves and defoliation followed by death of the above ground parts are the aerial symptoms as in case of brown root disease.
• Root system of dying or dead plants show red encrustation covered with soil & gravel adhering to it.
• The red encrustation is nothing but the fungal rhizomorph.
• The infected root appears deep red in colour when washed in water which is a good diagnostic symptom of this disease