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Subject Term
- farmers[remove]28
- information sources[remove]28
- information needs11
- media effectiveness11
- extension agents9
- radio9
- television8
- Internet7
- extension communication7
- crops6
- extension6
- interpersonal communication6
- mass media6
- information gathering5
- information seeking5
- risk communication5
- Iran4
- adoption4
- information services4
- information technology4