Root rot of carrot
to 25°C, with an optimum around 18°C. Lesions are dark brown to black, moist, mostly circular spots 0.5 -1.2 cm diameter that extend only to 2 mm in the [...] slow-growing fungus that can infect both roots and foliage. The infection starts with small black spots over the entire surface of the carrot. These spots gradually [...] growth, sporulation, and spore germination ranges from 3.4 to 7.1 (optimum 4.2–4.7). This affinity for acidic conditions may explain the concentration of