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| Collection: | Sierra Ancha Historical Images |
| Keywords: |
vegetation treatment protected area |
| Location: | Sierra Ancha NF; AZ; USA |
| Description: | Range Study |
| Date: | 10/1937 |
| Collection: | Sierra Ancha Historical Images |
| Keywords: |
demonstration area erosion grasses brush fence line effect protected area overgrazed |
| Location: | Tonto NF; AZ; USA |
| Description: | Range Study |
| Date: | 11/06/1936 |
