TABLE OF CONTENTS Page A. DEFINITIONS AND BACKGROUND OF EXTENSION ACTIVITIES . . 4 B. METHODOLOGICAL PROBLEMS IN EVALUATING EXTENSION PROGRAMS 12 C. POTENTIAL PROBLEMS IN EXTENSION SYSTEMS . . . . .. 21 1. Urban Control . . . . . . . ... . 21 2. Rural Elites . . . . . . . .... ... .. .22 3. Bureaucratic Interests . . . . . . .... .27 D. ISSUES IN IMPROVING EXTENSION SERVICES . . . . .. 29 1. Centralized Management . . . . . . .... .31 2. Decentralization . . . . . . . .... . 40 3. Modes of Communication . . . . . . .... .45 4. Sources of Extension Information . . . . .... .49 E. GROUP ORGANIZATION . . . . . . . . ... . 62 F. CONCLUSION . . . . . . . ... .. .. .77