Damping-off
Germination of the oospores is stimulated by exudates from roots of a susceptible host nearby. The oospores germinate and form so-called sporangia from [...] affects roots, in particular those of seedlings. Infected plants lag in growth. Seedlings start falling over, also called ‘damping-off’, hence the name d [...] and very little of the root system survives. On the border between air and soil or substrate the plant turns brown. A typical symptom of a Pythium infection