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USFS Logo Research Data Archive
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taking soil moisture measurements
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: equipment
personnel
soil
research techniques
period attire
study
Location: Fort Valley Exp. Forest; AZ; USA
Description: taking soil moisture measurements
Date: 07/12/1955

Range Study
more info/bigger image
Collection: Sierra Ancha Historical Images
Keywords: equipment
soil
grasses
Location: Tonto NF; AZ; USA
Description: Range Study
Date: 11/14/1936

Range Study
more info/bigger image
Collection: Sierra Ancha Historical Images
Keywords: equipment
personnel
soil
grasses
Location: Tonto NF; AZ; USA
Description: Range Study
Date: 11/14/1936