Phytophthora blight
sporangia. For germination on above-ground plant parts, leaf wetness is required. Dispersal is by wind and rain causes the pathogen to be returned to the soil [...] content of the soil or substrate is higher than normal or optimal for crop growth. How to prevent Phytophthora blight Apply hygiene measures, like cleaning [...] Zoospores are spores with flagellae which enable them to move through water. Infection is usually from the root to the foot, but direct infection of the foot also