pathogens

Identifying and Controlling Pathogens in Transplant Production in 2026

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Plant & Pest Advisory – January 14, 2026 – Andy Wyenandt It is extremely important to know which pathogen is causing damping-off problems during transplantproduction and which fungicide to properly apply. The key to controlling damping-off is being proactiveinstead of reactive. Damping-off is caused by a number of important vegetable pathogens and is very common […]

Controlling Anthracnose and Alternaria Leaf Blights in Cucurbit Crops

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Plant & Pest Advisory – June 7, 2024 – Andy Wyenandt Anthracnose and Alternaria leaf blight can become problematic in cucurbit crops during long periodsof wet, humid weather. Both can cause significant losses if not controlled properly. With the productionseason in full swing, now is a good time to review a few of these important […]

Understanding Protectant Fungicides (FRAC groups M01– M12) in 2024

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Plant & Pest Advisory- May 12, 2024- Andy Wyenandt Protectant (contact) fungicides, such as the in organics (copper, FRAC group M01) and sulfur (FRAC code M02); the dithiocarbamates (mancozeb, M03), phthalimides (Captan, M04), and chloronitriles (chlorothalonil, M05) are fungicides which have a low chance for fungicide resistance to develop. Protectant fungicides typically offer broad spectrum […]