Downy mildew, caused by a range of oomycete pathogens, remains a formidable challenge in agriculture, affecting numerous crops worldwide and resulting in significant yield losses. The pathogen’s ...

October 2025 | Written by: Andrew Kness, M.Sc. Extension Research Assistant, Nathan Kleczewski, Ph.D. Extension Plant Pathologist, Kathryne Everts, Ph.D. Extension Vegetable Plant Pathologist Downy ...

Chardonnay grapes are vulnerable to a difficult-to-control fungus-like pathogen called downy mildew. This summer, more than a million tons of chardonnay grapes are plumping on manicured vineyards ...

Cucurbit downy mildew is a devastating disease affecting economically important crops such as cucumber, cantaloupe, squash, pumpkins, and watermelon. Previously effective fungicide have been failing ...

Journal of Plant Diseases and Protection, Vol. 125, No. 3 (June 2018), pp. 287-296 (10 pages) Two field trials in integrated cultivation (2014 and 2016) were carried out with the aim to evaluate the ...

The most widely grown of all the herbs, basil, is also highly susceptible to downy mildew, which spreads quickly through spores dispersed by wind and can wipe out an entire field or greenhouse. The ...

Mildews are the most common and most devastating diseases infecting cucumbers and other members of the cucurbit family of plants, which include squashes, pumpkins, zucchini and melons. There are two ...

Downy mildew is the biggest threat to spinach production around the world. While the pathogen has a short life cycle (approximately a week), it can produce millions of spores during the spinach ...

A public official in Yongin-si, Gyeonggi-do, has attracted attention by developing an eco-friendly organic pesticide to prevent onion diseases in collaboration with a venture company. Yongin City ...