Collection: | Fort Valley Experimental Forest historical photographs |
Keywords: |
soil regeneration reproduction |
Organisms: | engelmann spruce |
Location: | Fort Valley Experimental Forest; AZ; USA |
Description: | Oats grown in two soils from Engelmann spruce type |
Date: | 09/14/1929 |
Collection: | Fort Valley Experimental Forest historical photographs |
Keywords: |
soil regeneration |
Location: | Coconino N. F.; AZ; United States |
Description: | Reproduction of rocky slope |
Date: | 1921 |
Collection: | Fort Valley Experimental Forest historical photographs |
Keywords: |
grazing soil regeneration |
Organisms: | pine |
Location: | Fort Valley Experimental Forest; AZ; United States |
Description: | Heavy soil is packed by overgrazing |
Date: | 1919 |
Collection: | Fort Valley Experimental Forest historical photographs |
Keywords: |
soil decay regeneration rocky soil sample plot |
Location: | Fort Valley Experimental Forest; AZ; United States |
Description: | ponderosa pine reproduction |
Date: | 1913 |
Collection: | Fort Valley Experimental Forest historical photographs |
Keywords: |
soil grasses regeneration sample plot |
Organisms: | ponderosa pine |
Location: | Fort Valley Experimental Forest; AZ; United States |
Description: | Coc S3B PSP repeat photo (345350) |
Date: | 11/1909 |