2013-04-19_REPORT - C2009087 (7)

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2012 Mountain Brush Reference Area (Photographs 24 through 26 and 30) COVER (Table A -5) Native shrubs were the predominant lifeform observed in the Mountain Brush Reference Area, contributing 70.9 percent total first -hit vegetation cover. Of this, Gambel's oak (Quercus gambeliv) contributed 50.3 percent, Saskatoon serviceberry contributed 13.2 percent and mountain snowberry contributed 5.1 percent. Native perennial cool season grasses and native perennial forbs and made moderate contributions to cover, with 6.3 and 1.5 percent, respectively. The noxious weed hound's tongue was present in all samples but amounted to only 0.22% cover. Total average vegetation cover for first -hits was 79.8 percent. Allowable first -hit herbaceous cover was 8.7 percent. Cover by standing dead, litter, bare soil and rock averaged 2.4, 15.4, 2.3 and 0.0 percent, respectively. Average species density was 28.3 species per 100 sq. m. PRODUCTION (Table A -6) Total herbaceous production in 2012 was 217.7 pounds per acre. Of this, 169.5 pounds per acre were native perennial cool season grasses, 23.2 were native perennial forbs, and 25.0 pounds per acre were native annual and biennial forbs. Introduced perennial forbs was the only other lifeform present for production with only trace amounts of production. 2012 Sagebrush Reference Area (Photographs 27 through 29) COVER (Table A -7) Native shrubs were the predominant lifeform observed in the Sagebrush Reference Area, contributing 18.9 percent total first -hit vegetation cover. Of this, mountain snowberry and big sagebrush each contributed 6.8 percent. Native perennial cool season grasses contributed 16.5 percent first -hit vegetation cover. Of this, Rocky Mountain fescue (Festuca saximontana) contributed 13.4 percent. Additionally native perennial forbs contributed 10.0 percent first -hit vegetation cover. 13