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Subject Term
- education effects[remove]120
- value of information[remove]120
- economics of information56
- extension41
- extension communication29
- farmers26
- media effectiveness24
- commodity promotion19
- advertising18
- extension services18
- development17
- farming methods17
- promotion17
- extension methods15
- food14
- rural development14
- television14
- development communication13
- extension programs12
- roles12