Frequently Asked Questions

What is the best time to sample for SCN?
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Where do I submit an SCN sample?
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How do I interpret my soil test results?
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How can the variability in my soil sample results be explained?
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How many bushels per acre soybean yield loss can I expect for a given SCN egg population density (egg count)? In other words, what is the relationship between soybean yield loss in relation to the number of eggs per 100 cc of soil?
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How high should the SCN population density (egg count) be before growing a SCN-resistant soybean variety?
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What sort of crop rotation is recommended if I do find SCN in my fields?
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Under what conditions would an Iowa grower need to get an SCN race test done and how expensive is it?
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Where can I get more information about SCN?
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