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Improvement in Food Resources — Science STD 9 — Question

Gujarat BoardEnglish MediumSTD 9ScienceImprovement in Food Resources5 Marks
Question
Discuss the various methods which are used to control plant diseases.
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Answer

Methods to control plant diseases:
  1. Seed treatment with Thiram $2.5g/ kg$ to prevent blast of rice.
  2. Spraying Bavistin at $10$ days interval to prevent wheat rust.
  3. Spraying Dithane $M45$ at $2g/ l$ water at $10$ days interval to prevent wheat rust.
  4. Avoid water logging for fungus diseases.
  5. Growing sorghum and pigeon pea mixed cropping to avoid stem rot.
  6. Spraying the crop with $0.2\%$ Ziram and Maneb.

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