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• INTRODUCTION <br />METHODS ........................................................................................................................................ ............ 1 <br />RECLAMATION UNITS AND SAMPLNG LOCATIONS ......................................................................... ............ 1 <br />EXTENDED REFERENCE AREA SAMPLMG ........................................................................................ ............ I <br />COVER SAMPLING ........................................................................................................................... ............ I <br />HERBACEOUS PRODUCTION SAMPLMG ........................................................................................... ............ I <br />LIFEFORMS USED M DATA PRESENTATION ..................................................................................... ............ 2 <br />PLANT SPECIES FREQUENCY AND DENSITY MEASUREMENTS ......................................................... ............ 2 <br />PLANT SPECIES LISTING .................................................................................................................. ............ 2 <br />PHOTOGRAPHIC RECORD ................................................................................................................. ............ 2 <br />STATISTICAL METHOUS ................................................................................................................... ............ 2 <br />Sralislical Design ......................................................................................................................... ........... 2 <br />Sample Adequacy Calculations ................................................................................................... ........... 3 <br />Confidence Limirs ........................................................................................................................ ........... 3 <br />CLIMATIC DATA .............................................................................................................................. ............ 4 <br />RESULTS .......................................:.................................................................................................. ............ 4 <br />1993 RECLAIMED AREA .................................................................................................................. ............4 <br />1996 RECLAIMED AREA .................................................................................................................. ............ 5 <br />1998 RECLAIMED AREA .................................................................................................................. ............ 6 <br />ASPEN EXTENDED REFERENCE AREA ....................~.......................................................................... ............ 7 <br />MIXED BRUSH EXTENDED REFERENCE AREA ................................................................................. ............ 7 <br />SAGEBRUSH EXTENDED REFERENCE AREA ..................................................................................... ............ 8 <br />DISCUSSION ................................................................................................................................................ 8 <br />• CLIMATIC CONDITIONS ........................................................................... .................................................... 8 <br />COVER ..................................................................................................... .................................................... 9 <br />HERBACEOUS PRODUCTION ..................................................................... .................................................. 10 <br />WOODY PLANT DENSITY ......................................................................... .................................................. I I <br />SPECIES DIVERSITY AND COMPOSITION .................................................. .................................................. 12 <br />SAMPLE ADEQUACY ................................................................................ .................................................. 14 <br />LITERATURE CITED ................................................................................. .................................................. 14 <br />LIST OF FIGURES <br />I Cover Data -Reclaimed and Reference Areas <br />2 Herbaceous Production Data -Reclaimed and Reference Areas <br />3 Shrub Density Data -Reclaimed Areas <br />4 Species Density Data -Reclaimed and Reference Areas <br />5 Relative Vegetation Cover -Reclaimed and Reference Areas <br />6a Precipitation by Month (1994-2000) <br />6b Precipitation by Month and Year (1995-2000) <br />7a Total Precipitation for Previous 12 Months (1987-2000) <br />7b Total Precipitation for Previous 12 Months (1987-2000) <br />8a Total Precipitation for Previous 6 Months (1987-2000) <br />8b Total Precipitation for Previous 6 Months (1987-2000) <br />9a Total Precipitation for Previous 4 Months (1987-2000) <br />9b Total Precipitation for Previous 4 Months (1987-2000) <br />10 Total Degree-Days (1986-2000) <br />r1 <br />L_J <br />