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. INTRODUCTION <br />METHODS ........... <br />RECLAMATION UNITS AND SAMPLING LOCATIONS <br />EXTENDED REFERENCE AREA SAMPLING .............. <br />COVER SAMPLMG .................................................................................................. ......................................1 <br />HERBACEOUS PRODUCTION SAMPLING .................................................................. ......................................2 <br />LIFEFORMS USED M DATA PRESENTATION ............................................................ ......................................2 <br />PLANT SPECIES FREQUENCY ANO DENSITY MEASUREMENTS ................................ ......................................2 <br />PLANT SPECIES LISTING ......................................................................................... ......................................3 <br />PHOTOGRAPHIC RECORD ........................................................................................ ................................ ~....3 <br />STATISTLCAL METHODS ......................................................................................... .....................................3 <br />Statistical Design ............................................................................................... ......................................3 <br />Sample Adequacy Calculations ......................................................................... ......................................4 <br />Confid e Li 7 4 <br />enc mr s .................................................................................................................................... <br />CLIMATIC DATA ...........................................................................................................................................5 <br />RESULTS .......................................................................................................................................................5 <br />1995 RECLAIMED AREA ................................................................................... ............................................6 <br />1997 RECLAIMED AREA ................................................................................... ............................................6 <br />1999 RECLAIMED AREA ................................................................................... ............................................7 <br />ASPEN EXTENDED REFERENCE AREA .............................................................. ............................................7 <br />MOUNTAIN BRUSH EXTENDED REFERENCE AREA ........................................... ............................................8 <br />SAGEBRUSH EXTENDED REFERENCE AREA ...................................................... ............................................8 <br />DISCUSSION ................................................................................................................................................9 <br />CLIMATIC CONDITIONS ............................................................................ ................................................9 <br />• <br />COVER ....................................................................................................... .................................................9 <br />HERBACEOUS PRODUCT[ON .................................................................... ..............................................10 <br />WOODY PLANT DENSITY ......................................................................... ..............................................I1 <br />SPECIES DIVERSITY AND COMPOSITION ................................................ ..............................................12 <br />SAMPLE ADEQUACY ................................................................................. ..............................................13 <br />LITERATURE CITED .................................................................................. ..............................................14 <br />LIST OF FIGURES <br />1 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 (1994-2001) <br />6b Precipitation by Month and Year (1996-2001) <br />7a Total Precipitation for Previous 12 Months (1987-2001) <br />7b Total Precipitation for Previous 12 Months (1987-2001) <br />Sa Total Precipitation for Previous 6 Months (1987-2001) <br />Sb Total Precipitation for Previous 6 Months (1987-2001) . <br />9a Total Precipitation for Previous 4 Months (1987-2001) <br />9b Total Precipitation for Previous 4 Months (1987-2001) <br />10 Total Degree-Days (1986-2001) <br />