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Subject Term
- value of information[remove]34
- economics of information20
- education effects10
- media effectiveness10
- advertising8
- commodity promotion8
- extension8
- farmers7
- promotion7
- development6
- finance6
- rural development6
- adoption5
- development communication5
- extension communication5
- food5
- information needs5
- Internet4
- extension services4
- information systems4