Narrow Results by:

Subject Specific Filters:

  1. Order:                   

    Agaricales (1)
    Hymenochaetales (1)
    Ophiostomatales (1)

Image Specific Filters:

Image Setting:

Field (1)

Sizes Available:

4 sizes(3)
5 sizes(1)

Orientation:

Landscape (2)
Portrait (2)

Borys M. Tkacz's Images

Title: National Program Manager, Forest Health Monitoring
Organization: USDA Forest Service
Unit: Forest Health Protection - National Program - Chief's Office
Country: United States
Remove Filters: Symptoms(X)
4 Images of 3 Subjects View Subject List View Image Details View Thumbnails

first prev Page: next last Display:

Image Subject Name Scientific Name Description
4215007 Armillaria root rots Armillaria spp. basal resinosus in true fir
1241695 black stain root disease Ophiostoma wageneri Pinon pines killed by blackstain root disease.
1241698 Tomentosus root disease Onnia tomentosus Stain in root indicating tomentosus root disease.
1241699 Tomentosus root disease Onnia tomentosus Advanced decay.

Page: