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Subject Term
- audiovisual media[remove]15
- extension communication[remove]15
- extension13
- extension methods7
- teaching methods6
- video6
- development communication5
- media effectiveness5
- training methods5
- Internet4
- educational video4
- farmers4
- agricultural development3
- audiovisual communication3
- development3
- educational media video3
- educational methods3
- farming methods3
- online services3
- presentation3