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become as high as 80% to 90%, but an average of about 60% to 65% is fairly normal for cottonwood <br />at this stage in development. As various shoots gain dominance other shoots will decline and die, but <br />it is also likely that this stand will always exhibit a thicket character and will never be able to achieve <br />a so called gallery form. Once a cottonwood stand develops thick suckering, it rarely achieves the <br />classic cottonwood forest form. <br />TABLE 3: Exclosure Analysis Results for 2007 - <br />Exclosure 3 (small exclosure with larger trees) <br />parameter Transect 1 <br />(southern) Transect 2 <br />(northern) All Transects All Woody <br />Plants <br />ttl ttansect ingth 146 feet 124 feet 270 feet 270 feet <br />veg Transect <br />ingth 81.5 feet 109.5 feet 191 feet 191 feet <br />ttansect width 6 feet 6 feet_ 6 feet 6 feet <br />ttl Transect area 876 sq ft 744 sq ft 1620 sq ft 1620 sq ft <br />veg ttansect area 489 sq ft 657 sq ft 1146 sq ft 1146 sq ft <br />Populus Populus + Sa[ix <br />number 46 26 72 78 <br />mean height(in.) 77.043 69.269 74.236 73.885 <br />max height (in.) 216 264 264 264 <br />min height (in.) 38 37 37 37 <br />height SSD** <br />(inches) 36.503 53.258 43.097 41.54 <br />cover 68.717 42.668 38.046 45.162 <br />density 1* <br />(plants/acre) 2287 1522 1936 2097 <br />density 2* <br />(plants/acre) 4098 1724 2737 2965 <br />2007 Annual Report Coal Creek Wetland Mitigation Permit DA 198811488 Page 16 <br />