| imageID: | 19846 |
| Description: | Ponderosa pine 2-year seedlings mechanically injured to simulate grazing |
| Keywords: | grazing seedling |
| Organisms: | ponderosa pine |
| Photographer: | Gus A. Pearson |
| Original collection id: | 245625 |
| Media: | black and white print |
| Collection: | Fort Valley Experimental Forest historical photographs |
| Quality: | 3 |
| Copyright: | 1930 |
| Location: | Fort Valley Experimental Forest; AZ; USA |
| Date(mm/dd/yyyy): | 05/14/1930 |
| Comments: | Ponderosa pine 2-year seedlings mechanically injured to simulate grazing. Injury 7/30/1929; left to right, as followes. (1) normal; (2) upper two-thirds of current season's growth cut off; (3) all of current year's growth removed, leaving a few basal leaves and portions of secondary leaves; (4) entire crown removed, leaving no leaves except occasional promary leaves, most of which normally shed at end of first season. Note top growth on #2 from the left. Thiss took place in late summer after injury. Those injured in September (#245626) show very little such growth. |
| Citation: | Use of this image is governed by Creative Commons CC BY. If you use the image, please include the following citation: Olberding, Susan D.; Huebner, Daniel P.; Edminster, Carleton B. 2007. Fort Valley Experimental Forest historical photographs. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. https://doi.org/10.2737/RDS-2007-0005 |
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