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USFS Logo Research Data Archive
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Displaying items 1 - 3 of 3
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Stony clayey soil
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: grazing
soil
rocky soil
Organisms: ponderosa pine
Location: Coconino National Forest; AZ; United States
Description: Stony clayey soil
Date: 12/1920

range study plot
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: research techniques
rocky soil
range
study
Location: Sierra Ancha; AZ; USA
Description: range study plot
Date: 11/14/1920

Root system of ponderosa pine on rocky clay soil
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: rocky soil
Organisms: ponderosa pine
Location: Kaibab National Forest; AZ; United States
Description: Root system of ponderosa pine on rocky clay soil
Date: 1920