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Subject Term
- educational media[remove]22
- educational video[remove]22
- video11
- educational media video9
- educational methods6
- extension communication5
- media effectiveness5
- audiovisual media4
- development4
- development communication4
- extension4
- rural development4
- teaching methods4
- education effects3
- education programs3
- teaching aids3
- telecommunication3
- video conferences3
- visual communication3
- agricultural development2