1. Geospatial Lab. for Environmental Dynamics; University of Idaho; Moscow ID 83844
2. Columbia Plateau Conservation Research Lab.; PO Box 370 Pendleton OR 97801
3. USDA-ARS; Hydrology and Remote Sensing Lab.; Bldg 007, Rm 104, BARC-West 10300 Baltimore Avenue Beltsville MD 20705
4. Dep. of Crop and Soil Sciences; Washington State Univiversity; Pullman 99164