Subject Term
- extension4
- extension agents4
- extension programs4
- information systems4
- professional development4
- research communication4
- communicator effectiveness3
- cooperative programs3
- diffusion3
- education effects3
- educational projects3
- extension information3
- information centers3
- information sources3
- innovations3
- international communication3
- international cooperation3
- local3
- mass media3
- message content3