Sentence Examples with the word Oidium

The Alto Douro has from time to time been sadly ravaged by the oidium and phylloxera.

The vine has been attacked by the Oidium Tuckeri, the Phylloxera vastatrix and the Peronospora viticola, which in rapid succession wrought great havoc in Italian vineyards.

The bush vines of this region are more exposed to the attacks of Oidium Tuckeri, which invaded the country in 1851, and of Phylloxera vastatrix, which followed in 1863, than the more deeply-rooted vines trained on trellises or trees.

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Since then oidium has reappeared from time to time, but the remedy of spraying with finely divided sulphur, which was discovered at the time of the epidemic, has enabled the wine farmers to keep it under.