Black scurf
Rhizoctonia solani
Black Scurf is a fungal disease and It is usually found as irregular, black, scab-like marks on the skin of the tubers. They are easily scraped off with a fingernail and this releases a distinctive 'fungal' smell.
Rhizoctonia solani
Black Scurf is a fungal disease and It is usually found as irregular, black, scab-like marks on the skin of the tubers. They are easily scraped off with a fingernail and this releases a distinctive 'fungal' smell.