1. U.S. Department of Agriculture; Agricultural Research Service, Southwest Watershed Research Center; Tucson AZ USA
2. Department of Civil and Architectural Engineering; Texas A&M University-Kingsville; Kingsville TX USA
3. U.S. Department of Agriculture; Agricultural Research Service, Northwest Watershed Research Center; Boise ID USA
4. U.S. Department of Agriculture; Agricultural Research Service, Great Basin Rangelands Research; Reno NV USA
5. U.S. Department of Agriculture; Natural Resources Conservation Service, Central National Technology Support Center; Ft. Worth TX USA
6. Department of Natural Resources and Environmental Science; University of Nevada Reno; Reno NV USA