Articles tagged under: Andrew Friskop

Timing More Important Than Fungicide Selection

Published February 6, 2025

Wheat diseases were at their highest level in five years in 2024. Speaking at the Best of the Best in Wheat and Soybean Research, NDSU Extension Plant Pathologist Andrew Friskop said timing is critical for fungicide applications. "Our recommendation for…

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Wet Spring Resulted in More Disease Issues

Published December 19, 2024

Many crops throughout the Northern Plains saw increased disease pressure during this past year due to early rains.  "We definitely saw more wheat diseases this year than in the last five years, but we did a really good job of…

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Tar Spot Threatens Corn Yields

Published October 14, 2024

Tar Spot is a newer disease in the United States, only arriving in 2015. "Tar Spot has led to some pretty big yield losses, as much as 50 bushels," said Andrew Friskop, plant pathologist, NDSU Extension. "We don't have as…

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May Still See Scab in Late-Planted Wheat

Published July 26, 2024

Leaf rust, stem rust, and scab are all being reported this season. NDSU Extension Cereals Plant Pathologist Andrew Friskop says the different planting dates are impacting the risk of Fusarium head blight. "Our greatest scab risk window started around the…

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Scab Season

Published July 24, 2024

According to NDSU Extension Plant Pathologist Andrew Friskop, Fusarium head blight is already rearing its ugly head in even the earliest planted wheat varieties. "I'm expecting that middle to late-planted wheat is also going to see a fair amount of it…

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Increased Disease Risk

Published June 15, 2024

The wet spring throughout the Northern Plains has increased the risk of plant disease. NDSU Plant Pathologist Andrew Friskop warns stripe rust has been confirmed in North Dakota wheat fields. "We know the disease doesn't over-winter in North Dakota and…

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Stripe Rust Concerns

Published June 7, 2024

The wheat crop has had a lot of stress thrown at it this year, but another threat is on the horizon. NDSU Extension Cereal Crops Pathologist Andrew Friskop says the recent wind events open the crop up to stripe rust…

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The Value of Seed Treatments

Published April 26, 2024

NDSU Extension Cereal Grains Pathologist Andrew Friskop is fielding questions about seed treatments. There are a few considerations when deciding whether to use a fungicide seed treatment. "Know your field history and if you had some issues with emergence or root…

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Managing Bacterial Leaf Streak

Published February 11, 2024

Bacterial Leaf Streak is carried in with the seed and is gaining the attention of researchers. Host resistance is the only defense growers have against the disease. “I also caution that because it’s a bacterial disease, we don’t have anything…

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Sooty Mold Sightings in Wheat

Published August 11, 2023

Spring wheat harvest has started in North Dakota. NDSU Extension Plant Pathologist Andrew Friskop says early yield reports are anywhere from 60 to 90 bushels an acre. "It reflects a year where we had spotty rains and various planting dates."…

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