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USFS Logo Research Data Archive
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Displaying items 1 - 4 of 4
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Invasion of chaparral
more info/bigger image
Collection: Sierra Ancha Historical Images
Keywords: overgrazed
Organisms: juniper
chaparral
Location: Tonto N. F.; AZ; USA
Description: Invasion of chaparral
Date: 1929

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

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

Chaparral
more info/bigger image
Collection: Sierra Ancha Historical Images
Organisms: chaparral
Location: Tonto N. F.; AZ; USA
Description: Chaparral
Date: 1928