New data sources and derived products for the SRER digital spatial database

Craig Wissler is an Assistant Professor of renewable natural resources in the School of Renewable Natural Resources, 325 Biological Sciences East, University of Arizona, Tucson, AZ 85721; e-mail: craig@srnr.arizona.edu. He is also Director of the Advanced Resource Technology (ART) facility in the College of Agriculture and Life Sciences. Craig holds a B.S. degree in environmental resources in agriculture from Arizona State University and a Master of Landscape Architecture degree from the University of Arizona. Deborah Angell is the Data Manager for the National Park Service Sonoran Desert Network Natural Resources Inventory and Monitoring Program. She is also a part-time Senior Research Specialist in the University of Arizona’s School of Renewable Natural Resources. Deborah earned a B.S. degree in renewable natural resources and an M.S. degree in range management from the University of Arizona. In: McClaran, Mitchel P.; Ffolliott, Peter F.; Edminster, Carleton B., tech. coords. Santa Rita Experimental Range: 100 years (1903 to 2003) of accomplishments and contributions; conference proceedings; 2003 October 30–November 1; Tucson, AZ. Proc. RMRS-P-30. Ogden, UT: U.S. Department of Agriculture, Forest Service, Rocky Mountain Research Station. Santa Rita Experimental Range Digital Database _______________________