Bordeaux mixture was discovered by P.A. Millardet of France during the year 1882 following his chance observation of farmer’s practice for protection against:

Agriculture Plant Pathology Mcqs

A.Plasmopara viticola on grapevine
B.Uncinula nectar on grapevine
C.Podosphaera leucotricha on apple
D.Venturia inequalis on apple

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