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Subject Term
- farmer needs[remove]28
- information sources[remove]28
- farmers9
- information needs8
- communication channels6
- extension5
- media use5
- extension agents4
- extension services4
- farmer attitudes4
- farmer perceptions4
- information behavior4
- Internet3
- Iowa, USA3
- agricultural3
- computers3
- farmer education3
- information3
- information dissemination3
- machinery3