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Grand fir with shoot-tip dieback caused by P. ramorum; note needle loss below shoot-tip infection.
Needle blight of redwood caused by P. ramorum (1).
Needle blight of redwood caused by P. ramorum (2).
Red fir with shoot-tip dieback caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (1).
Red fir with shoot-tip dieback caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (2).
  Red fir with shoot-tip dieback caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (3)..JPG  
Shoot dieback of Douglas-fir seedling caused by P. ramorum. Picture taken in a tree plantation near Los Gatos, California.
Tip dieback of Douglas-fir caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (1).
Tip dieback of Douglas-fir caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (2).
Tip dieback of Douglas-fir caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (3).
Tip dieback of Douglas-fir caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (4).

Red fir with shoot-tip dieback caused by P. ramorum in a Christmas tree plantation near Los Gatos, California (3).
Total images: 26 | Last update: 1/23/08 1:27 PM | Help