Soybean Cyst Nematode (SCN)

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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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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SCN Sample graphic

Improving Soybean Profitability: SCN March 3, 2017

The easiest and least expensive way to improve profitability for many soybean growers in tight economic times, or any time, is to sample fields for soybean cyst nematodes (SCN). In Nebraska trials growers realized an average six-bushel-per-acre soybean yield increase after taking no-cost steps to manage SCN.

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soybean cyst nematodes on soybean roots

Announcing the 7th Annual SCN ‘Tode Awards February 17, 2017

And the winner is ... An analysis of SCN soil test results from 2016 leads to "awards" for sampling and detection. The Nebraska Soybean Board funds the free soil tests.

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Nebraska map showing counties with SCN as of January 2017

SCN Now Confirmed in 58 Counties; How About Your Field? February 16, 2017

Soybean cyst nematode is estimated to cause $40 million in lost soybean yields annually in Nebraska. Soil tests, available free through a program funded by the Nebraska Soybean Board, can help growers identify where this nemesis is a problem so they can manage that field accordingly.

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Soybean roots with smaller soybean cyst nematode (SCN) cysts (red arrows) and larger nitrogen nodules (blue arrows).
Soybean roots with smaller soybean cyst nematode (SCN) cysts (red arrows) and larger nitrogen nodules (blue arrows).

SCN Scouting Recommendation Changes; SCN Resistance Possible July 8, 2016

Mid-summer is an effective time to scout for soybean cyst nematode (SCN) using either the visual or soil test method. This story describes both methods. If SCN is identified, a follow-up soil test approximately six years later can help assess effectiveness of treatment efforts as well as identify SCN resistance.

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