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Subject Term
- value of information[remove]588
- economics of information345
- education effects120
- farmers118
- advertising110
- commodity promotion107
- extension91
- media effectiveness83
- promotion76
- information needs69
- information services66
- extension communication59
- roles59
- development58
- decision making57
- information sources57
- food56
- information issues56
- rural development52
- extension services51