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Subject Term
- extension[remove]31
- extension communication29
- information needs13
- extension information12
- farmers10
- media effectiveness10
- television10
- extension services9
- information sources9
- newspapers8
- education effects7
- extension agents7
- television viewing7
- attitudes6
- homemakers6
- publications6
- television programming6
- value of information6
- extension methods5
- radio5