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Subject Term
- computers[remove]20
- videotext[remove]20
- information systems10
- information technology7
- online systems7
- extension communication6
- databases5
- roles4
- computer programs3
- development3
- extension3
- extension information3
- farmers3
- information needs3
- information storage and retrieval systems3
- on-farm computing3
- telecommunications3
- teletext3
- trends3
- advertising2