Course Content
Agricultural development and mass communication strategy in agricultural extension and development
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Communication approach in agricultural extension program of Nepal, their achievement and limitations
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Feedback in communication process, effect information and feedback in extension education
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Learn Agriculture Communication with Rahul
About Lesson

Summary of Communication Model

Models

Model Type

Main Components of the Model

Also known as

Aristotle model

Linear

Speaker, speech, audience, effect

Persuasive model

Shannon & Weaver Model (1949)

Linear

Source, Encoder, Channel. Decoder, Destination, Noise , Feedback

Mathematical model

David Berlo (1960)

Linear

Source, Message, Channel, Receiver

S-M-C-R Model

Lasswell Model (1948)

Linear

Who Says What In Which Channel To Whom With What Effect

Political/propaganda

Wilbur Schramm (1973)

Interactive/Rational

Source, Encoder, Signal, Decoder, Receiver

 

Bruce Westely and Malcolm MacLean (1957

Transactional

Messages, Source (advocacy roles), Gatekeepers (channels roles), Receivers (behavioral system roles), Feedback

Newcomb models (1953)

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