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Subject Term
- audiovisual media[remove]55
- media effectiveness[remove]55
- video23
- development communication20
- rural development20
- development19
- extension communication15
- educational media14
- extension12
- farmers12
- roles12
- teaching methods11
- radio10
- educational media video9
- participation9
- educational video8
- information issues8
- education effects7
- information technology7
- films6