Question

Stems of sugarcane show red colour along with white patches on stalks

Answer 1

Fungal Diseases of Sugarcane

In highly susceptible varieties mid rib lesions are observed after summer rains. ... When the infected canes are split open, the internal cane tissue show red discoloration with whitish patches. Later, pith cavities are formed with greyish mycelial growth of the fungal pathogen in it.