Uncinula necator

Uncinula necator infects all green tissue on the grapevine, including leaves and young berries.

The disease affects grapes worldwide, leaving all agricultural grape businesses at risk of Uncinula necator.

Uncinula necator is responsible for the disease powdery mildew, which attacks grapevines.

For the fungus that causes powdery mildew on grapes, see Uncinula necator.

Uncinula necator is the pathogen that causes powdery mildew on grape and linden.

One notorious species, Uncinula necator (syn.

Erysiphe necator (or Uncinula necator) causes powdery mildew of grapes.

Powdery mildews are generally host-specific, and powdery mildew of grape is caused by a host-specific pathogen named Uncinula necator.

Occasionally one sees Terrantez, Bastardo grape and Moscatel varieties, although these are now increasingly rare on the island due to Uncinula necator and phylloxera.

In the 1850s Oidium Uncinula necator and war devastated most of Tuscany's vineyards with many peasant farmers leaving for other parts of Italy or to emigrate to the Americas.

Powdery mildew, also known as 'true mildew',Uncinula necator or oidium is first recognised by a white powdery deposit on the shoots, upper surfaces of the leaves and on young berries (it seldom attacks ripe grapes).

Lime sulfur is believed to be the earliest synthetic chemical used as a pesticide, being used in the 1840s in France to control grape vine powdery mildew Uncinula necator, which had been introduced from the USA in 1845 and reduced wine production by 80%.