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Subject Term
- bulletins3
- circulars[remove]3
- meetings[remove]3
- demonstrations2
- extension2
- farm journals2
- farmers2
- films2
- information sources2
- interpersonal communication2
- radio2
- adoption1
- adoption behavior1
- adoption process1
- adoption stages1
- adult education1
- agricultural education1
- audiovisual materials1
- audiovisual training1
- discussion groups1