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

Option: 1

Loose smut of wheat


Option: 2

Black rust of wheat


Option: 3

Bacterial leaf blight of rice


Option: 4

Downy mildew of grapes


Answers (1)

best_answer

 Bordeaux mixture is the first inorganic fungicide which was developed by RMA Millardet (1882) against downy mildew (Plasmopara viticola) of grape-vine at the University of Bordeaux. It consists of Copper (II) Sulphate \left(\mathrm{CuSO}_4\right) slaked lime and water. Hence, the correct answer is option 4.

Posted by

HARSH KANKARIA

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