Subject Term
- visual communication9
- agricultural development8
- communication education8
- educational methods8
- films8
- information services8
- information technology8
- India7
- education methods7
- extension methods7
- farming methods7
- interactive media7
- online services7
- indigenous knowledge6
- rice6
- television6
- Bangladesh5
- audiovisual aids5
- audiovisual equipment5
- educational films5