FRAC Group 11 Fungicides The strobilurin, or QoI fungicides (FRAC group 11) are extremely useful in controlling a broad spectrum of common vegetable pathogens. You may know some of strobilurins as azoxystrobin (Quadris), trifloxystrobin (Flint), pyraclostrobin (Cabrio), or Pristine (pyraclostrobin + boscalid, 11 + 7). For example, FRAC group 11 active ingredients such as azoxystrobin […]
Continue reading...January 20, 2020 Andy Wyenandt
Understanding The Differences Between FRAC Group 11 and FRAC Group 3 Fungicides
January 19, 2020 Andy Wyenandt
Damping-off: Identifying and Controlling Pathogens in Transplant Production
It is extremely important to know which pathogen is causing damping-off problems and which fungicide to properly apply. The key to controlling damping-off is being proactive instead of reactive. Always refer to the fungicide label for crop use, pathogens controlled, and application rates. Damping-off is caused by a number of important vegetable pathogens and is […]
Continue reading...January 18, 2020 Andy Wyenandt
Cucurbit Powdery and Downy Mildew: A Tale of Two Pathogens
Cucurbit powdery and downy mildew are two important pathogens of cucurbit crops throughout the mid-Atlantic region. Each disease has the ability to cause significant losses and can often show up in cucurbit plantings at the same time during the production season making control difficult. Its important for growers to remember that each pathogen belongs to […]
Continue reading...January 15, 2020 Andy Wyenandt
Greenhouse Disease Management: Seed Treatments and Transplant Production
Seed Treatment Seed used in transplant production should be certified ‘clean’ or disease-free. Most commercial seed comes with certification and is pretreated with fungicide. Important diseases such as Bacterial leaf spot of tomato and pepper can cause major problems in transplant production if introduced in the greenhouse, especially if untreated seed is infested. Remember, a […]
Continue reading...January 12, 2020 Andy Wyenandt
Rutgers downy mildew resistant sweet basils available around the world; Research efforts continue
Rutgers downy mildew resistant sweet basils available around the world; Research efforts continue After a decade’s worth of research and breeding efforts Rutgers Downy Mildew Resistant (DMR) sweet basils are now available to commercial and organic growers as well as home gardeners around the world. Since 2007, when basil downy mildew (BDM) was first identified […]
Continue reading...January 10, 2020 Andy Wyenandt
Controlling Cercospora leaf spot in beet
Cercospora leaf spot (CLS), caused by Cercospora beticola, is an important and emerging disease in beet and swiss chard production in New Jersey. Efforts to control this disease has become more difficult in the past few years in some areas of southern New Jersey. The soil-borne fungal pathogen, once established in fields, can survive in […]
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