TY - RPRT TI - Constancy of local spread rates for buffelgrass (Pennisetum ciliare L.) in the Arizona Upland of the Sonoran Desert AU - Aaryn D. Olsson AU - Julio L. Betancourt AU - Michael A. Crimmins AU - Stuart E. Marsh PY - 2012 DO - 10.1016/j.jaridenv.2012.06.005 UR - https://pubs.usgs.gov/publication/70004664 ID - 70004664 ER -