Black sigatoka disease
infection takes a minimum of two or three days under optimal conditions (humidity close to saturation and temperature above 20 °C). How to prevent Black [...] of about one month old. The symptoms run parallel to the veins. Within a few days, the spots become a few centimetres in size and turn brown with light [...] brown and ultimately dies. In cases of severe infection leaves may die within a few weeks. Because of the lack of leaf tissues, fruit maturity is hampered