Course Content
General Agriculture for Competitive Exams for TGT, PGT, TA, STA, IBPS AFO, etc.

Communication in Extension Education

Origin

  • Derived from Latin word “Communis” meaning common.
  • Communication = Transmission of ideas, information, emotions, and skills using symbols, words, figures, graphs, etc.

 

📘 Definitions

  • Leagans: “Process by which two or more people exchange ideas, facts, feelings or impressions for common understanding.”
  • Rogers & Shoemaker (1971): “Process by which message is transferred from a source to receiver.”
  • Van den Ban & Hawkins (1988): “Sending & receiving messages through a channel to establish common meaning.”

 

Nature of Communication

  • A dynamic, continuous, reciprocal process.
  • Includes 3 Phases: Expression → Interpretation → Response
  • Perfect communication is rare.

 

Flow of Communication

  1. Downward – Superior to subordinate
  2. Upward – Subordinate to superior
  3. Horizontal – Same hierarchical level

 

🎯 Purpose of Communication

  • Aristotle – Persuasion
  • Schramm (1968) – Immediate and delayed reward
  • Festinger (1957) – Consummatory & instrumental
  • Berlo (1960) – Behavior-centered (Influence)

 

Functions of Communication

  1. Information – For understanding & adaptation
  2. Command/Instructive – Mainly in formal settings
  3. Influence/Persuasive – To change behavior
  4. Integrative – To maintain stability & identity

 

Levels of Communication (Thayer)

  1. Intrapersonal – With oneself (e.g., reading newspaper)
  2. Interpersonal – Face-to-face, includes feedback
  3. Organizational – Within organizations
  4. Inter-organizational – Between organizations (e.g., MANAGE & IARI)

 

Models of Communication

Model

Elements

Remarks

Aristotle

Speaker, Speech, Audience

First model, Persuasive

Lasswell

Who, Says What, In Which Channel, To Whom, With What Effect

One-way; useful in propaganda

Shannon & Weaver

Source, Transmitter, Signal, Receiver, Destination (Noise included)

Info Theory; suited for mass communication

Schramm

Source → Encoder → Signal → Decoder → Receiver

Mass media

Berlo (SMCR)

Source, Message, Channel, Receiver

Behavioral focus

Leagans (1963)

Communicator, Message, Channel, Treatment, Audience, Response

Best for Extension

Rogers & Shoemaker

Source → Message → Channel → Receiver → Effect

Communication + Diffusion

 

Theories of Communication

  • Linguistic Theory – Williams: Meanings are in people, not words
  • Psycholinguistics Theory – Code behavior
  • Mass Comm. Theory – DeFleur
  • Balance Theory – Heider
  • Role Taking Theory – George Mead
  • “Medium is the Message” – McLuhan
  • Communication IQ – Bhajna
  • Communication Competency – Hymes
  • Key Communicator ConceptLazarsfeld

 

Senses Used in Communication (Haas & Parker, 1964)

Sense

Contribution

Sight

87%

Hearing

7%

Smell

3.5%

Touch

1.5%

Taste

1%

 

📬 Elements of Communication (Leagans Model)

  1. Communicator – Sender, credible, e.g., Extension agent
  2. Message – Timely, Specific, Credible
  3. Distortion Types (Kirk): Systematic, Fog, Mirage
  4. Channel Bridge for message
    • Types:
      • Personal Localite – Villagers, leaders
      • Personal Cosmopolite – Extension agents
      • Impersonal Cosmopolite – Mass media
    • Contact: Individual, Group, Mass
  5. Audience Response Final goal of communication
  6. Feedback Audience reaction → Communicator

 

Communication Statistics

  • Verbal communication distortion – ~30%
  • Time spent on verbal communication – ~70%

 

  • Q: From which Latin word is the term “Communication” derived? Communis, meaning “common”.
  • Q: Who said “The purpose of communication is to influence”? Berlo (1960).
  • Q: According to Aristotle, what is the prime goal of communication? Persuasion.
  • Q: Who proposed the two-step flow model of communication? Lazarsfeld.
  • Q: Who gave the concept of “Key Communicator”? Lazarsfeld.
  • Q: What is the percentage contribution of sight in communication, as per Haas & Parker (1964)? 87%.
  • Q: Which model of communication includes the elements: Source, Message, Channel, Receiver, Effect? Rogers and Shoemaker Model.
  • Q: What is the most popular method to identify key communicators in a village? Sociometric Method.
  • Q: Who gave the first model of communication? Aristotle.
  • Q: What is the art of communication? Listening.
  • Q: Who said “Medium is the message”? McLuhan.
  • Q: Which model introduces the concept of ‘Noise’ in communication? Shannon and Weaver Model.
  • Q: Who gave the dimensions of message as Code, Content, and Treatment? Berlo.
  • Q: What is the terminating element in the communication process? Audience response.
  • Q: What are the three phases involved in every act of communication? Expression, Interpretation, Response.
  • Q: What are the 3 types of communication distortions according to Kirk? Systematic, Fog, Mirage.
error: Content is protected !!