63- /Sj TARGETING TECHNOLOGY DIFFUSION THROUGH COORDINATED ON-FARM RESEARCH1 Peter E. Hildebrand2 1 Prepared for presentation at the Association for Farming Systems Research-Extension North American Symposium on Systems Approaches in North American Agriculture and Natural Resources: Broadening the Scope of FSRE. University of Florida, Gainesville. October 12-16, 1993. 2 Professor, Food and Resource Economics Department, University of Florida, Gainesville, Florida 32611-0240.