1. Downy mildew is an extremely common disease of the lettuce plant.2. Downy mildew pushed hops out of the area completely by the late 1950s.3. These structures create the characteristic grayish-white down-like appearance of downy mildew . 4. For example, biopesticides already play an important role in controlling downy mildew diseases. 5. The plant is also affected by " Erysiphe cichoracearum ", causing downy mildew . 6. The Delaware grape is susceptible to downy mildew and ripens earlier than'Concord '. 7. This fungus could be used against soilborne diseases like downy mildew of tomatoes 8. Some downy mildew genera have a more restricted host range, e . g. 9. Downy mildew has a specific set of environmental conditions to reproduce and infect.10. The loose bunches help to prevent Bunch rot, Powdery mildew and Downy mildew .
