Biogeochemical and ecological impacts of livestock grazing in semi-arid southeastern Utah, USA Fernandez, D. P. ; Neff, J. C. ; Reynolds, R. L. Abstract Publication: Journal of Arid Environments Pub Date: May 2008 DOI: 10.1016/j.jaridenv.2007.10.009 Bibcode: 2008JArEn..72..777F