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Subject Term
- extension communication[remove]55
- extension23
- extension services16
- development10
- extension methods10
- extension systems10
- farmers10
- information services10
- roles9
- rural development9
- development communication8
- extension programs8
- research communication8
- agricultural development7
- extension agents7
- media effectiveness7
- information issues6
- information technology6
- trends6
- development issues5