TY - RPRT TI - Viewpoint: Sustainability of piƱon-juniper ecosystems - A unifying perspective of soil erosion thresholds AU - David W. Davenport AU - D.D. Breshears AU - B.P. Wilcox AU - Craig D. Allen PY - 1998 DO - 10.2307/4003212 UR - https://pubs.usgs.gov/publication/70020613 ID - 70020613 ER -