Santa Rita Experimental Range
Repeat Photography

Photo Station #134

Photo Archive No. 134.1.1937.03

PS. 134. 31 March 1937. Mesquite and burroweed cleared area near Encl. No. 20 in Past. No. 3. General view looking south down the E boundary of the cleared area. Left half is quite typical of the cleared area prior to the grubbing of mesquite and burroweeds. There is a small amount of Rg and Ad showing on both the cleared and untreated areas. Perm. No. C-8.

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Photo Archive No. 134.1.1948.06

PS. 134. June 1948. Repeat photo of C8 area 108. South along E. side of 108A. Afr heavy stand on formerly cleared plot and note increase of Pve on area to the left. Cholla has shown a big increase. Agl, Bro in low density. Photographer Culley.

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Photo Archive No. 134.1.1960.04

PS. 134. 15 April 1960. 10H3b.

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Photo Archive No. 134.1.2003.04

PS. 134. 11 April 2003. Facing south. Film ASA 100 Plus X, 35mm focal length, Olympus OM-1 Camera. Negatives 19, 20. Mesquite were cut from left side of image in 1935. All visible mesquite leaves are from 2002. Dominant grass is Lehmann lovegrass. Shrubs are snakeweed and burroweed. M. McClaran photographer, S. McClaran assistant.

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Photo Archive No. 134.1.2007.03

PS. 134. 12 March 2007. Facing south, Azimuth 180. Pasture 3. Elevation 1006 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post present, camera above. Mesquite alive. Prickly pear and barrel cacti under/behind foreground mesquite. Bouteloua aristidoides and Lehmann lovegrass numerous. Larger grasses in open, beneath mesquite and under prickly pear are cottontop and Setaria. Bush muhly under mesquite. Dead burroweed numerous. Compared to 2000, slightly less grass mass, and much less burroweed. M. McClaran photographer, no assistant.

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Photo Archive No. 134.2.1937.03

PS. 134. 31 March 1937. Mesquite and burroweed cleared area near Encl. No. 20 in Past. No. 3. General view of cleared area looking SW from NE corner of cleared area. Only a few clumps of grass left. Cholla cactus in foreground and scattered over entire area. Compare C-8, C109. Perm. No. C-9.

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Photo Archive No. 134.2.1960.04

PS. 134. 15 April 1960. 10H3b.

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Photo Archive No. 134.2.2003.04

PS. 134. 11 April 2003. Facing southsouthwest. Film ASA 100 Plus X, 35mm focal length, Olympus OM-1 Camera. Negatives 21-23. Mesquite were cut in 1936-7. All visible mesquite leaves are from 2002. Dominant grass is Lehmann lovegrass. Shrubs are snakeweed and burroweed. M. McClaran photographer, S. McClaran assistant.

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Photo Archive No. 134.2.2007.03

PS. 134. 12 March 2007. Facing southwest, Azimuth 220. Pasture 3. Elevation 1006 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness post present, camera above. Mesquite alive. Some dead burroweed. Snakeweed in poor shape. Prickly pear, barrel, and cholla cacti. Bouteloua aristidoides and some Lehmann lovegrass. Cottontop and bBush muhly under mesquite. Compared to 2000, less grass mass, and less burroweed. M. McClaran photographer, no assistant.

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Photo Archive No. 134.3.1937.08

PS. 134. 11 August 1937. Scattered area. Plot 108B. Mesquite and burroweed cut and scattered spring 1937. Very little mesquite originally stood in this corner of area. A good stand of annual grasses with a few perennials. Perm No. 357824 C109.

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Photo Archive No. 134.3.1948.06

PS. 134. June 1948. Repeat photo of C109 area 108B looking NW across area 108B. Heavy increase of Afr and cholla. Grass density has increased but is still low. Agl, Bro principally. Photographer Culley. A48-100.

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Photo Archive No. 134.3.1960.04

PS. 134. 15 April 1960. 10H3b.

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