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4: <br /> <br />Table b. (coriLinued) <br />342 -itical Area Planting <br />~•~~ <br /> ,. Soilsl/ and Exposure <br />Adaptability Ratings?/ <br /> ~ ~ <br /> o <br />~ °' Slopes over 6:1 Gently <br />i <br />l <br />- Recom- <br />mended u <br />; <br />~ c x a <br />d u <br />North <br />South ng <br />op <br />S <br />to <br />Ease of <br />ate <br />Species Varieties 0° "' ~ ` . <br />and East and West flat Establish- of Salt <br /> + + «+-~ ment Spread Tolerance <br /> .a <br /> OD 1' ~ S l C S L C S L C <br />ocky Mountain penstemon 8andera 18 X X X X X X 4 3 2 <br />(Penstemon st~rictus) <br />Kentucky bluegrass4/ J S 8 k X X X X X X X 4 4 1 <br />(Poa pratensis) <br />Little bluestem Pastura 8 30 X X X X X X X 4 2 1 <br />(Schizach~riwn scopariumj <br />~ <br />Sand dropseed 3/ B 15 X X X X X X X X X 4 3 1 <br />(Sporobolus cryptandrus) <br /> ~ <br />reen needlegrass 8 Za X X x X X a 2 1 <br />(Stipa viridula) <br />al(OW' ~p~t av+41.(~ L~ ' <br />1/ Soils:, S = sandy; L loamy: C e clayey. <br />2/ Adaptabi lily ratings: 1 = poor: 2 =fair; 3 = moderate; 4 = good; 5 = excellent, <br />3/ Seed sour~:e from within 150 miles of planting site is recommended. <br />4/ Above 6,Oi)0 feet. <br />5/ Primarily adapted to MLRA E-498 and the Higher precipitation areas of E-49A, <br />TGN J170 USDA/SCS/Colorado 7/81 <br />P ~ <br />