Class 8 Biology Microorganisms: Friend and Foe Diseases in Plants: Rust of Wheat

Diseases in Plants: Rust of Wheat

  • Pathogen
    • Pucciniarust fungus
      • Puccinia triticinacauses 'black rust',
      • reconditacauses 'brown rust'
      • striiformiscauses 'Yellow rust'


  • Pathogen’s entry
    • Transmission via soil through infectious spores


  • Symptoms
    • Small elevated structures (pustules) on leaf blades
    • Patches formed in extreme cases
    • Pustules on stems


  • Treatment
    • Applying fungicides at an early stage can be helpful

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