Sugarcane Red Rot
Symptoms
On Stalks
- Brown or reddish brown colored stripes appear externally at nodal region (fig. below)
- Internal tissue has dull coloration with whitish transverse patches and emits alcoholic sour smell
On leaves
- Tiny red colored lesion upper side of the lamina and Red spots on the upper side of the midrib turning brown with age
Management
- Growing of improved sugarcane varieties
- Plant certified seed cane.
- Adopt sett treatment with fungicides (Carbendazim) before planting.
- Burn crop residue after harvest.
- Crop rotation preferably with a green manure crop
- Avoid ratooning of fields with high incidences of the disease
- HWT of seed cane