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Subject Term
- development communication[remove]65
- extension systems[remove]65
- extension47
- extension services46
- rural development38
- agricultural development32
- extension communication31
- development29
- extension programs23
- training and visit system18
- development issues16
- roles15
- farmers14
- technology transfer12
- extension methods11
- education effects10
- information issues10
- Africa9
- linkages8
- extension agents7