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    4. A diachronic communications construct for information systems analysis in development

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    5. A general systems model for the role analysis of the change agents in the diffusion-adoption of innovations

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    6. A marketing approach to the analysis and evaluation of communication processes involving and affecting farmers

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    9. A study of interactional association of selected factors with innovativeness in farming

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    10. A study of sources and channels of communication through which agricultural advisors obtain information on new products and practices

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