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Subject Term
- extension services[remove]17
- extension systems[remove]17
- extension13
- rural development9
- development8
- training and visit system7
- agricultural development5
- development communication5
- extension programs5
- extension communication4
- history4
- roles4
- extension methods3
- farmers3
- participation3
- Asia2
- development issues2
- farming methods2
- farming systems research2
- information issues2