Cushion-plant Vegetation on Public Lands in the Blm Rock Springs Field Office, Wyoming
نویسنده
چکیده
.......................................................................................................................................... 1 Acknowledgements ......................................................................................................................... 2 Introduction ..................................................................................................................................... 3 Methods........................................................................................................................................... 3 Sample Area Selection ................................................................................................................ 3 Data Collection............................................................................................................................ 4 Data Analysis .............................................................................................................................. 5 Results ............................................................................................................................................. 7 Flora and Vegetation ................................................................................................................... 7 Classification of Plots Based on Canopy Cover.......................................................................... 7 Vegetation and Environmental Factors ..................................................................................... 11 Signs of Disturbance in Cushion-Plant Vegetation ................................................................... 11 Discussion ..................................................................................................................................... 11 Composition of Cushion-plant Vegetation............................................................................... 11 Geographic and Geologic Factors ............................................................................................. 12 Relationship of Plot Groups to the National Vegetation Classification .................................... 13 Disturbance in Cushion-Plant Vegetation ................................................................................. 14 Conclusion................................................................................................................................. 14 References ..................................................................................................................................... 14 Tables ............................................................................................................................................ 16 Figures ........................................................................................................................................... 66 Appendix 1. Detailed descriptions of sample plots used in the Rock Springs Field Office cushion-plant vegetation survey. ................................................................................................... 99 Appendix 2. Photographs of sample plots from the Rock Springs Field Office cushion-plant vegetation survey......................................................................................................................... 100
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