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TABLE 4-2 <br />Seneca II-V/ Mine Permit Area and Haul Road Corridor <br />Land Use Capability and Productivitya <br />TYPE PRODUCTIVITY CAPABILITY <br /> 7o[al Proper Carrying <br /> Herbaceous Useb Czipacityc <br /> Ibs/acre Ibs/acre Acres/AUM <br />Mine Permit and Expansion Areas <br />Sagebrush 913-1125 457-563 1.4-1.8 <br />Mixed Brush 748-974 374-487 1.7-2.2 <br />Aspen 804-874 402-437 1.9-2.0 <br />Western Wheatgrass/ <br />Alkali Sagebrush 960 480 1 .7 <br />Haul Road Corridor (Study Area Plus Permit Areal <br />Meadow 1394 697 1.16 . <br />Low Sagebrush 500 250 3.2 <br />Wheat Cropland 24 Bu/Acd N/A N/A <br />II-W South Area <br />Aspen 771-837 366-418 '1.9-2.1 <br />Mtn. Brush 785-814 393-407 2.0-2.1 <br />Steep Mtn Brush 748-762 374-381 .2.1-2.2 <br />Sagebrush 830-1,345 415-672 1.2-2.0 <br />Western Wheatgrass/ 1,411-1,667 706-833 1.0-1.2 <br />Alakali Sagebrush <br />Mesic Drainage 3,137-3,812 1,569-1,806 0.5 <br />aTab 10, Vegetation Survey, Data from 1983, 1990, and 1997 sampling. <br />bAssumes a utilization figure of 50% (proper use factorl. <br />cAssumes one Animal Unit require:t 27 Ibs/day or 810 Ibs/30 days. <br />d24 Bu/Ac based on ASCS 7 year county crop production average. <br />N/A - Noi applicable. • <br />14 Revised 9/98 <br />