Plasmopara viticola (a.k.a. Downy Mildew) is one of the most common diseases and more serious threats for Vitis vinifera varieties all over the world. Early symptoms occur on the leaves of grape vines, exhibiting light green to yellow spots called…
Tag: grape disease
The Influence of Sour Rot on the Chemical Composition and Overall Quality of Wine
Even with the greatest wine maker in the world, if the grapes are poor quality, the wine will likely be poor quality. Obtaining high-quality grapes is of utmost importance to vineyard owners and winemakers alike, and avoiding disease and rot…