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INTRODUCTION ..............................................................................................................................1 <br />METHODS .......................................................................................................................................1 <br />LOCATIONS ....................................................................................................... .............................. 1 <br />Reclamation Unifs ....................................................................................... .............................. 1 <br />Reference Areas ......................................................................................... .............................. 1 <br />COVER SAMPLING ............................................................................................. .............................. 1 <br />TOTAL ANNUAL PRODUCTION SAMPLING ............................................................ ..............................2 <br />SHRUB DENSITY SAMPLING ............................................................................... ..............................2 <br />LIFEFORMS USED IN DATA PRESENTATION ......................................................... ..............................2 <br />PLANT SPECIES FREQUENCY AND DENSITY MEASUREMENTS .............................. ..............................2 <br />PLANT SPECIES LISTING .................................................................................... ..............................3 <br />PHOTOGRAPHIC RECORD .........................................................:........................ ..............................3 <br />STATISTICAL METHODS ..................................................................................... ..............................3 <br />Statistical Design ........................................................................................ .............................. 3 <br />Sample Adequacy Calculations .................................................................. .............................. 4 <br />Confidence Limits ....................................................................................... .............................. 6 <br />Post-Mining Comparison without Hypothesis Testing ................................ .....................:........ 6 <br />Post-Mining Comparison with Hypothesis Testing ..................................... .............................. 6 <br />Reclamation Area Success Standards ....................................................... .............................. 7 <br />RESULTS ........................................................................................................................................7 <br />PRE-1986 RECLAMATION ................................................................... .............................................7 <br />1995 RECLAMATION .......................................................................... .............................................8 <br />1996 RECLAMATION .......................................................................... ...........................................10 <br />ALKALI SAGEBRUSH REFERENCE AREA ..............~................................. ........................................... 11 <br />SAGEBRUSH-G RASS REFERENCE AREA .............................................. ........................................... 11 <br />SAGEBRUSH-GRAVEL REFERENCE AREA ............................................ ........................................... 12 <br />DISCUSSION .................................................................................................................................12 <br />CLIMATIC CONDITIONS ...................................................................... ............................................ 12 <br />COVER ............................................................................................. ............................................ 13 <br />TOTAL ANNUAL PRODUCTION ............................................................ ............................................ 14 <br />SHRUB DENSITY ............................................................................... ............................................ 16 <br />SPECIES DIVERSITY AND COMPOSITION ............................................. ............................................ 17 <br />NOXIOUS WEEDS .............................................................................. ............................................18 <br />SAMPLE ADEOUACY .......................................................................... ............................................19 <br />LITERATURE CITED .....................................................................................................................21 <br />LIST OF FIGURES <br />1 Cover Data -Reclaimed and Reference Areas <br />2 Total Annual Production Data -Reclaimed and Reference Areas <br />3 Shrub and Subshrub Density Data -Reclaimed Areas <br />4 Species Density by Lifeform -Reclaimed and Reference Areas <br />5 Relative Cover by Lifeform -Reclaimed and Reference Areas <br /> <br />