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Symptoms and Signs

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Key points to know

  • Stunting and yellowing are above-ground symptoms of SCN.
  • Early senescence of fields is an indirect above-ground symptom of SCN.
  • There can be serious yield loss due to SCN without any obvious above-ground symptoms.
  • Root stunting, discoloration, and fewer nodules are below-ground symptoms of SCN.
  • You can see SCN females with the naked eye.

1. Stunting and yellowing can be above-ground symptoms of SCN

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Symptoms
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symptoms
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examples
life cycle
infected roots
nitrogen-fixing bacterium
soybean maturation
senescence
basics