Santa Rita Experimental Range
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Photo Station #339



339_1_1935_10 OCT 1935 1

Photo Archive No. 339.1.1935.10

PS. 339. 16 October 1935. General view P10. Photo by Cribbs. Perm. No. 328954.

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339_1_2003_04 APR 2003 1

Photo Archive No. 339.1.2003.04

PS. 339. 11 April 2003. Facing southeast. Film ASA 100 Plus X, 35mm focal length, Olympus OM-1 Camera. Negatives 16-18. Dry conditions. Dominant grass is Lehmann lovegrass, with some large tanglehead plants. Some burroweed. No new mesquite leaves yet, all visible leaves are from 2002. M. McClaran photographer, S. McClaran assistant.

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339_1_2007_03 MAR 2007 1

Photo Archive No. 339.1.2007.03

PS. 339. 21 March 2007. Facing southeast, Azimuth 145. Pasture 2SW. Study Area 103. Elevation 1094 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Northwest corner post of Study Area 103, camera above. Mesquite alive. Very few live burroweed. Barrel, prickly pear, cholla cacti. Lehmann lovegrass, Bouteloua aristidoides, tanglehead and cottontop grasses in open areas, cottontop and bush muhly under mesquite. Windy and cloudy conditions. Compared to 2003, less grass and burroweed now. M. McClaran photographer, A. Nafus assistant.

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339_1_2010_03 MAR 2010 1

Photo Archive No. 339.1.2010.03

PS. 339. 16 March 2010 12:30 PM. Facing south, Azimuth 160. Pasture 2SW. Study Area 103. Elevation 1085 m. ISO 100, 35mm focal length, Canon 5D Mark II Digital Camera. Northwest corner post of Study Area 103, camera above. Mesquite alive. No live burroweed. Barrel, prickly pear, cholla cacti. No Lehmann lovegrass in scene. Bouteloua aristidoides absent because dry summer 2009. Tanglehead and cottontop grasses in open areas, cottontop and bush muhly under mesquite. Windy conditions. Compared to 2007, more grass plants and turnover of cholla plants. M. McClaran photographer, A. Dalke assistant.

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Last updated - March 2009
Mitchel McClaran - mcclaran@u.arizona.edu