Soybean Cyst Nematode (SCN)

Soybean root with SCN infection

Managing Soybean Cyst Nematode Starts Now

March 17, 2021
Preparing for the annual battle against soybean cyst nematode? Extension experts weigh in on your strategy options and offer tips on how to start winning the war.

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Map of SCN-infected Nebraska counties
Figure 1. Distribution of Soybean Cyst Nematode in Nebraska. It is important to remember that just because a county is not highlighted does not mean the nematode is not present, only that a positive sample has not been submitted to UNL for testing.

SCN Survey Update and 10th Annual ‘Tode Awards

March 17, 2021
Soybean cyst nematode wasn't detected in any new counties in 2020, but it caused substantial damage and yield losses, particularly in eastern Nebraska. Find out which counties were the hardest hit in this year's 'Tode Awards.

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soil probe in use

While You’re Waiting, Collect a Sample for SCN Analysis

September 16, 2020
Time spent waiting in a grain cart or truck on the edges of fields while the combine fills may feel like wasted time and lead to frustration. Why not make the most of that time by using it to collect soil samples for soybean cyst nematode (and other) analyses?

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soybean leaf showing signs of disease

Soybean Disease Update

March 19, 2020
Plants under stress due to environmental factors, such as extreme temperature and moisture are more susceptible to disease, and many were under stress due to the unique environmental conditions in 2019.

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Nebraska map showing counties where soybean cyst nematode has been confirmed

Fall Sampling for SCN

October 29, 2019
Have you noticed field areas where soybean yield wasn't what you expected? The culprit might just be soybean cyst nematodes, the most yield-limiting pest in soybeans. Find out if your fields are affected with a free test from the Nebraska Soybean Board.

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Field with severe SCN infestation

New Methods Needed to Manage SCN in Soybean

September 19, 2018
Growers managing SCN may need to make some changes in the future to continue achieving control at the same level they expect now. As with other pest management strategies, an integrated, multi-method approach may offer the most benefits.

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Soybean cyst nematodes (red arrows) differentiated from N nodules

Now's an Opportune Time to Scout for SCN

July 25, 2018
July through August is a good time to check soybean fields for soybean cyst nematodes (SCN), the most devastating pest for soybean growers. Yield losses of 25-30% have been documented in fields with no visible injury on the soybean plants.

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Soil Sample

Quality SCN Samples are Part Science, Part Art

November 9, 2017
Taking quality soil samples to test for SCN is part science and part art. The science is in how the samples are taken, while the art is in where they're taken to capture the best snapshot of SCN conditions. You'll want to consider these recommendations for getting the most from your SCN sampling this fall.

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