TY - RPRT TI - Correlates of biological soil crust abundance across a continuum of spatial scales: Support for a hierarchical conceptual model AU - M. A. Bowker AU - J. Belnap AU - D. W. Davidson AU - H. Goldstein PY - 2006 DO - 10.1111/j.1365-2664.2006.01122.x UR - https://pubs.usgs.gov/publication/70030973 ID - 70030973 ER -