Root rot of carrot
after which whole sections of the leaf will die off. The fungus appears to prefer older tissue. In the field, the disease is difficult to distinguish from [...] features hence is not easy to place it at the generic level. Årsvoll was the first to identify and describe the fungus in Norway, in 1965. An infection [...] moist, mostly circular spots 0.5 -1.2 cm diameter that extend only to 2 mm in the root, up to 20-25 per carrot root. They occur haphazardly. The fungus