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Photo Station #183



MAR19380 MAR 1938 1

Photo Archive No. 183.1.1938.03.1

C-225. P.S. 183. Study Area #133, 30 foot subsoiling area, N end of lines. Grass almost entirely depleted only scattered clumps of Rg. Prior to subsoiling. See C-264. 3/11/38. 301.

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MAR19381 MAR 1938 1

Photo Archive No. 183.1.1938.03.2

C-264. P.S. 183. Study Area #133. North end of 30 foot interval subsoiling. See C-225. 3/28/38. 301.

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SEP19870 SEP 1987 1

Photo Archive No. 183.1.1987.09

PS-183. Azimuth 180. Sept. 22, 1987. RFB. Canon AE-1 camera. 35mm WA lens. Robert F. Buttery.

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NOV20001 NOV 2000 1

Photo Archive No. 183.1.2000.11

PS 183. November 13, 2000. Facing south. Azimuth 180. Pasture 2S. ASA 125 Plus X film. 35mm lens focal length. Fence post at southern edge of mesquite canopy, ~ 10' high and 15' diameter. Eragrostis lehmanniana dominates. Muhlenbergia porteri and some Setaria macrostachya under mesquite. Lycium shrubs in midground; occasional Eragrostis curvula. M. McClaran.

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183_1_2007_03 MAR 2007 1

Photo Archive No. 183.1.2007.03

PS. 183. 23 March 2007. Facing south, Azimuth 180. Pasture UA Cell. Elevation 1134 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above. Mesquite alive, some dead of burroweed, including center bottom. Lycium (one dead one live) right center behind first large mesquite. Setaria beneath that large mesquite. No cacti in view. Small Lehmann lovegrass dominate open areas with some Boer’s lovegrass. Under larger mesquites find cottontop, bush muhly and Setaria. Cloudy conditions. Compared to 2000, less burroweed, and slightly less grass now. M. McClaran photographer, no assistant.

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183_1_2009_03 MAR 2009 1

Photo Archive No. 183.1.2009.03

PS. 183. 17 March 2009. Facing south, Azimuth 180. Pasture UA Cell. Elevation 1133 m. ISO 100, 35mm focal length, Canon 5D Digital Camera. Witness present, camera above. Mesquite alive, small amount of burroweed. Setaria beneath that large mesquite. No cacti in view. Under larger mesquites find cottontop, bush muhly and Setaria. Compared to 2007, Boer’s lovegrass missing, two Lycium in background center now dead with small burroweed growing at their bases, cottontop and Lehmann lovegrass increase. M. McClaran photographer, A. Peterson assistant.

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