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Subject Term
- extension systems[remove]8
- linkages[remove]8
- developing nations3
- farmer needs3
- agriculture research2
- extension2
- extension services2
- farming systems research2
- participation2
- technology transfer2
- Africa1
- India1
- Nigeria1
- Sri Lanka1
- World Bank1
- agricultural research1
- communication planning1
- crops1
- diffusion of information1
- economics1