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Introduction to plant pathogenic microorganism
Learn Agricultural Microbiology with Braimy – B.Sc. agriculture
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Viroids Overview & Examples | What Are Viroids? - Video & Lesson Transcript  |

  • These are distinct low molecular weight nucleic acids isolated from certain plants that were specifically infected with disease. g. Potato spindle tuber
  • They do not contain capsid
  • They contain only RNA. They exists only in higher plants
  • The symptoms produced on host plant are similar to those produced by virus

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