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Subject Term
- extension[remove]24
- extension systems[remove]24
- extension services16
- extension communication9
- extension programs8
- training and visit system8
- rural development7
- Africa6
- development5
- development issues5
- agricultural development4
- roles4
- Australia3
- development communication3
- education effects3
- farmers3
- participation3
- China2
- India2
- advisory services2