Root rot of carrot
the root, up to 20-25 per carrot root. They occur haphazardly. The fungus sporulates on root, leaf, and petiole lesions. Continuous light is best for in [...] leaflets produced a germ tube, an appressorium and an infection peg into an epidermal cell, and then intracellular and intercellular mycelium. Conidia buried in [...] (umbelliferous) weeds or alternate hosts and transfer to annual crops. As far as is known, Daucus carota (carrot) is the only host plant of the fungus. How