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Subject Term
- Africa[remove]172
- farmers[remove]172
- development76
- rural development68
- agricultural development59
- participation53
- extension48
- development issues43
- development communication41
- farming methods32
- information needs30
- radio29
- innovations28
- extension services26
- roles26
- indigenous knowledge21
- traditional knowledge20
- information services18
- information sources18
- cooperation17