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Table 7-4. Proposed seed mix for seeding drainageways, diversions, and dam <br />spillways in 1988 Trapper Mine. <br />Pure live seed lbs PLS <br />pe r pe r <br />SPECIES Square foot Acre Origin (1) <br />Grasses <br />Mountain brome 2 1.43 N <br />Streambank wheatgrass 2 0.51 N <br />Great Basin wildrye 4 1.83 N <br />Kentucky bluegrass 12 0.24 <br />Redtop 17 .15 I <br />rotaL Qrasses ~i 4.io -- <br />Forbs: <br />Western yarrow 1 .O1 N <br />Alfalfa 2 .42 I <br />Alsike clover 1 .06 I <br />Cicer Milkvetch 1.5 .48 I <br />Total Forbs 5.5 .97 -- <br />Shrubs: (2) <br />American Plum NA NA N <br />Chokecherry NA NA N <br />Golden current NA NA N <br />Golden willow NA NA N <br />Narrowleaf cottonwood NA NA N <br />Serviceberry NA NA N <br />Woods rose NA NA N <br />Other: (3) <br />Sterile grasses as a cover crop in drainageways. <br />(1) N - native, I - introduced, * - Naturalized, ? - Unknown, but genus occurs <br />on the mine site. <br />(2) Seediing transplants in drainageways and dam spillways at 400 plants per <br />acre. <br />(3) Drill sterile short-lived perennials at 20 pounds per acre as a cover crop <br />(depending on seed availability). <br />WSH/jb <br />3/88 <br />