Do you know how to diagnose cucurbit downy mildew in different cucurbit crops? | North Carolina Cooperative Extension May 6, 2016 Mary Source: Do you know how to diagnose cucurbit downy mildew in different cucurbit crops? | North Carolina Cooperative Extension Categories: Cucurbit Crop & Disease Management Tags: Cucumber Cucurbit Downy Mildew melon squash watermelon