Course Content
Common bunt of wheat
Angular leaf spot/ bacterial blight/boll rot/black arm of cotton
Rice tungro virus
Rice grassy stunt virus
Rice ragged stunt virus
Rice yellow dwarf disease
Learn crop diseases and their management with Braimy- B.Sc agriculture
About Lesson

Disease cycle:

  • Fusarium is soil and externally – internal seed born pathogen.
  • Resting stage: chlamydospore
  • Primary inoculum: chlamydospore, hyphae
  • Secondary inoculum: micro and macro conidia or air borne conidia
  • Transmission: air, water

Disease cycle of Fusarium oxysporum. (A) Secretion of root exudates... |  Download Scientific Diagram


  • Management of crop debris.
  • Deep ploughing during hot sunny days.
  • Apply increased doses of potash with a balanced dose of nitrogenous and phosphatic fertilizers.
  • Use of resistance cotton varieties like Gossypium hirsutum
  • Intercropping with sorghum : root of sorghum exudates HCN which isphytotoxic to fusarium.
  • Mix cropping to keep the temperature below 20°C.
  • Seed treatment with Bavistin 2gm/kg of seed.
  • Spot drench with Carbendazim 1g/litre.
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