Root rot of carrot
leaflets produced a germ tube, an appressorium and an infection peg into an epidermal cell, and then intracellular and intercellular mycelium. Conidia buried in [...] in nonsterile soil remained viable at 0°C and 3°C for 12 months, at 6°C for 6 months, and at 12°C for 2 months, indicating a capacity to overwinter in [...] shapes. The lesions can merge and eventually cover the entire surface of the carrot. The affected areas are firm, shallow, and clearly visible. Under certain