Resistance to fungicides in vegetable pathogens: current situation and strategies for managing | Cornell Vegetable Pathology

In her talk, “Resistance to fungicides in vegetable pathogens: current situation and strategies for managing”, McGrath emphasized the importance of resistance management – specifically through monitoring and delaying development of resistance by rotating chemistries. Multi-fungicide resistance remains a constant concern, exemplified by cucurbit powdery mildew isolates present on Long Island that are resistant to 6 […]

Continue reading


August 31 Vegetable Production Update | NC State

Powdery Mildew on cucumber and squash in Western North Carolina Powdery Mildew is caused by the fungal pathogens Podosphaera xanthii and Erysiphe cichoracearum. Disease can occur on all cucurbit crops. However, due to the incorporation of resistance genes, most commercial cucumber and melon cultivars are less susceptible. High-humidity (50-90%), moderate temperatures (68 to 80 ℉), dense foliage, and […]

Continue reading