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Subject Term
- bulletins[remove]3
- readership[remove]3
- extension communication2
- farmers2
- colleges1
- color1
- communication barriers1
- dealers1
- design1
- distribution1
- education effects1
- educational media1
- extension agents1
- extension information1
- extension methods1
- farm journals1
- fertilizers1
- information issues1
- information sources1
- media effectiveness1