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Which one of the following is linked to the discovery of the Bordeaux mixture as a popular fungicide?

Correct answer: D. Downy mildew of grapes

  • A. Loose smut of wheat
  • B. Black rust of wheat
  • C. Bacterial leaf blight of rice
  • D. Downy mildew of grapes

Explanation

The first inorganic fungicide was developed by R.M.A. Millardet (1882) against downy mildew (Plasmopara viticola) of grape­-vine at the University of Bordeaux and is commonly known as Bordeaux mixture. It consists of copper sulphate, lime and water.

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