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27 <br />• Certain species indigenous to the Deep Sand Site esta- <br />blished and grew well under the intensive management <br />(Table 5). Blue grams grass and sand bluestem were out- <br />standing, whereas prairie sandreed and western wheatgrass <br />were fair. Sand dropseed produced considerable cover, <br />much of it from volunteer seed rather than from that <br />planted, <br />Table 5. Stand density and herbaceous ground cover pro- <br />duced on individual species plots seeded at the <br />rate of 20 pure live seeds per square foot on <br />24 May 1978. ' <br />Plants per Herbaceous <br />Square Foot mover (~) <br />17 July '78 6 Sept '78 <br />Species indigenous to the deep <br />sand site. <br />Blue grams, Covington ~ 4.6 47 <br />Blue grams, NM 118 6.5 47 <br />Indian ricegrass, Paloma 0.4 '1 <br />Prairie sandreed, Goshen 1.8 9 <br />Sand bluestem, Elida 3.8 28 <br />` Sand dropseed 0.3 27 <br />Thickspike wheatgrass, Critana 1.6 4 <br />Western wheatgrass, Arriba 5.9 14 <br />Western wheatgrass, Rosana 6.3 10 <br />Other species native to <br />eastern Colorado. <br />Green needlegrass 2.5 4 <br />Giant dropseed 1.2 45 <br />Little bluestem, Pastura 3.8 16 <br />Sand lovegrass 2.0 56 <br />Sideoats grams, NM 28 6.2 27 <br />Sideoats grams, Vaugh 4.2 26 <br />Switchgrass 5.7 82 <br />Introduced S ecies <br />Alfalfa, Travois 5.4 39 <br />Cicer milkvetch, Lutana 1.0 2 <br />Cicer milkvetch, experimental 2.1 5 <br />Crested wheatgrass, Nordan 2.9 17 <br />~ . Pubescent wheatgrass, Luna 7.1 14 <br />Smooth brome, Lincoln 5.9 16 <br />~ Russian wildrye 7.5 11 <br />