1. USDA-ARS-NWISRL; 3793 North 3600 East Kimberly ID 83341-5076
2. Department of Soil and Crop Sciences; Colorado State University; Fort Collins CO 80523-1170
3. Department of Forest, Rangeland, and Watershed Stewardship; Colorado State University; Fort Collins CO 80523-1472
4. U.S. Environmental Protection Agency; 1595 Wyncoop Street Denver CO 80202-1129