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USFS Logo Research Data Archive
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Displaying items 1 - 4 of 4
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Range Study
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Collection: Sierra Ancha Historical Images
Keywords: grassland
overgrazed
Location: Tonto NF; AZ; USA
Description: Range Study
Date: 11/1928

Range Study
more info/bigger image
Collection: Sierra Ancha Historical Images
Keywords: grassland
erosion
defoliation
Location: Tonto NF; AZ; USA
Description: Range Study
Date: 11/1928

Watershed Project
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Collection: Sierra Ancha Historical Images
Keywords: grassland
defoliation
Location: Tonto NF; AZ; USA
Description: Watershed Project
Date: 04/04/1928

Grohard like stand of juniper--invasion of snakeweed following depletion of grass stand.
more info/bigger image
Collection: Fort Valley Experimental Forest historical photographs
Keywords: grassland
grasses
Organisms: juniper
Location: Tusayan National Forest; AZ; USA
Description: Grohard like stand of juniper--invasion of snakeweed following depletion of grass stand.
Date: 1928