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Plant Productivity by Canopy Class <br />Symbol Common Name <br />PIED PINYON PINE 1 - 5 5 - 10 10 - 15 <br />JJOS_ UTAH_JUNIPER 1 - 15 30 - 55 95 - 95 <br />5. Total Annual Production: <br />a. <br />In average years, the approximate total annual production <br />(air -dry) is as follows: <br />Tree canopy cover <br />Tree canopy cover <br />Tree canopy cover <br />b. Growth Curves_ for -this site. <br />Iden_ti:_ty JAIr FETE MAP APR- MAY= JUN U ULx AUG Ste_ OCT- NOV <br />foothill zone 0 0 0 11_ 37 <br />foothill PJ 0 0 0 0 50 <br />6. Guide to Initial Stocking Rates: <br />To determine a beginning carrying capacity on this site, use 50 <br />percent of the preferred species, 35 percent of the desirable <br />species and 5 percent of the undesirable species by weight can be <br />counted as usable forage for the target animal(s) using the area. <br />Use 900 pounds airdry weight as the amount of forage required to <br />support one animal unit month (AUM). From the available forage, <br />calculate the number of acres needed to support each AU for the <br />length of the planned grazing season. <br />7. Wildlife Species List: <br />mule deer <br />coyote <br />cottontail <br />bushy tailed rat <br />golden eagle <br />sage grouse <br />pinyon jay <br />rock wren <br />8. Site Degradation: <br />b. Trees <br />0 to 15% <br />15 to 35% <br />350 + <br />0 - 15% 15 - 35% 35 + % <br />2_ 0 0 <br />45 1 2 <br />Rocky Mountain elk <br />mountain lion <br />white- tailed jackrabbit <br />side blotched lizard <br />red - tailed hawk <br />ash - throated flycatcher <br />western blue bird <br />hairy woodpecker <br />350 to 600 lbs /acre <br />300 to 525 lbs /acre <br />100 to 450 lbs /acre <br />6 0 0 <br />2 0 0 0 <br />bobcat <br />rock squirrel <br />gopher snake <br />sagebrush lizard <br />chukar <br />mourning dove <br />plain titmouse <br />If this site is overgrazed by cattle, palatable grasses will <br />decline in relative abundance while shrubs and forbs increase. <br />If overgrazing continues, trees will become dominant and <br />eventually will exclude almost all other plants. In the extreme <br />Shallow & Sandy Loam PJ #112 Page 5 of 10 <br />