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USFS Logo Research Data Archive
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Displaying items 1 - 4 of 4
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Grand Canyon Highway near Jacob Lake
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: vehicles
Organisms: ponderosa pine
Location: Kaibab NF; AZ; USA
Description: Grand Canyon Highway near Jacob Lake
Date: 1930

porcupine damage
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
regeneration
Organisms: ponderosa pine
Location: Taylor's Pasture, Fort Valley, Coconino N.F.; AZ; United States
Description: porcupine damage
Date: 7/1924

Area screened in for experiment in porcupine damage to yellow pine
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Collection: Fort Valley Experimental Forest historical photographs
Keywords: animal damage
research techniques
Organisms: ponderosa pine
Location: Taylor's Pasture [Taylor Woods], Fort Valley, Coconino N.F.; AZ; United States
Description: Area screened in for experiment in porcupine damage to yellow pine
Date: 7/1924

ponderosa pine along Grand Canyon highway
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: Grand Canyon
Organisms: ponderosa pine
Location: Kaibab NF; AZ; USA
Description: ponderosa pine along Grand Canyon highway
Date: 1920