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28 <br />• a Table 4, Density means (z) and percent (A) of shrubs (per mz), <br />trees and saplings (per hectare} for the affected area and reference <br />area of the Ponderosa Pine-Oak vegetation type. Allen ~4ine, CFBI <br />Steel Corporation, July-August, 1981. <br />Species or Affected Area Reference Area <br />Category x Y, x <br />Shrubs <br />Cercocarous montanus 0.1 6 0.6 46 <br />Gutierrezia sarothrae 0.04 2 -- -- <br />Quercus gmrtbelii 1.0 57 0.5 38 <br />Ribes inerme 0.5 29 0.1 8 <br />Symphorticarpos oreophilus <br />---------------- <br />---------------- 0.1 <br />----- <br />----- 6 <br />---- <br />---- 0.1 <br />----- <br />- 8 <br />------ <br />- <br />- <br /> <br />x <br />s -- <br />-- <br />x -- <br />-- <br />s <br />Total Shrub Density <br />--------------- 1.7 <br />----- 1.9 <br />----- 1.3 <br />----- 1.1 <br />------ <br />--------------- ----- <br />X ----- <br />a ----- <br />X ------ <br />A <br />Trees <br />Juniperus scopuZorum 40 3 80 7 <br />• <br />Pinus edulia 20 1 40 4 <br />'~ Pinus ponderosa 860 59 720 64 <br />Pseudotsuga menziesii 40 3 40 4 <br />Saplings <br />~uniperus scopuZorum 0 0 40 4 <br />Pinus edulis 300 21 120 11 <br />Pines ponderosa 160 11 -- -- <br />Pseudotsuga menziesii 40 3 80 7 <br /> X S X 5 <br />Total Tree and Sapling Density 1460 1046 1120 415 <br />• ~ <br />