2012-09-28_REVISION - M1977307 (29)

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- b. Trees Symbol Common Name JUOS UTA}I JUNIPER PIED - PINYON PINE 5. Total Annual Production: a. In an average year, the approximate total annual production (air- -dry) is as follows: -_ - -_ -_ Tree Canopy Cover 0 - 15% b. Growth Curves for this site. Identity JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC Semidesert 0 0 20 30 30 10 zone 6. Guide to Initial_ Stocking Rates: To determine a beginning carrying capacity on this site, use 50 percent of the preferred species, 35 percent of the desirable species and 5 percent of the undesirable species by weight can be counted as usable forage for the target animal-(s) using the area. Use 900 pounds airdry weight as the amount of forage required to support one animal unit month (AUM). From the available forage, calculate the number of acres needed to support each AU for the length of the planned grazing season. 7. Wildlife Species List: mule deer coyote cottontail bushy tailed rat golden eagle bald eagle pinyon jay rock wren 8. Site Degradation: 5 - 20 o- - 5 Rocky Mountain elk mountain lion white - tailed praire dog white - tailed jackrabbit side blotched lizard red - tailed hawk ash- throated flycatcher western blue bird When this site is overgrazed by cattle, the grasses and forbs will decrease in pounds per acre. Shrubs and Utah juniper trees may increase slightly. Total annual production decreases greatly. If the site is overgrazed by sheep, the grasses, forbs, and shrubs will decrease in pounds per acre. Fires in this area are generally small since production is so low. There is not enough fuel to carry a fire in normal years. Plants that can become a part of the site when in a low condition class include clasping pepperweed, kochia, Russian thistle, cheatgrass and other annuals. - Semidesert Juniper Loams #113 Page.4 of 8 Productivity by Canopy Class 0 - 15% 200 to 300 lbs /acre 0 0 5 5 0 0 bobcat rock squirrel gopher snake sagebrush lizard chukar mourning dove plain titmouse