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USFS Logo Research Data Archive
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more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: western pine beetle
ponderosa pine
pine beetle
Location:
Description: Pitch tubes defence against the Pine beetles. This time the tree was unsuccessful.
Date: 11/1989


more info/bigger image
Collection: RMRS Archive Images
Keywords: Ips
r3 forest health e.p.
Organisms: ponderosa pine
bark beetle
Location: Pleasant Valley; AZ; United States
Description: Top kill
Date: 1989


more info/bigger image
Collection: RMRS Archive Images
Keywords: r3 forest health e.p.
Organisms: western pine beetle
ponderosa pine
pine beetle
Location:
Description: Galleries caused by Western Pine Beetle
Date: 1989