Stem Pitting on grapevine wood

From: Fiona Constable and Brendan Rodoni, “Rugose Wood – Associated Viruses”, web-published as a PDF by Wine Australia, June 2011 under the following url: https://www.google.com/url?sa=i&url=https%3A%2F%2Fwww.wineaustralia.com%2Fgetmedia%2Fb49bbcf2-3619-43c2-a7d0-d22e8f3eda77%2F201106-Rugose-wood-associated-viruses.pdf&psig=AOvVaw0h4Aljck-NwK9R5LaonaXV&ust=1629765466110000&source=images&cd=vfe&ved=0CAcQjRxqFwoTCIjp8tLzxfICFQAAAAAdAAAAABAc