Classification and Features of Different Extension Methods
Extension methods are tools and techniques used by extension workers to communicate messages and promote behavioral change among rural people, especially farmers. They vary based on audience size, sensory appeal, function, and mode of communication.
Classification of Extension Methods
- Based on the Number and Type of Contacts
Type of Method | Description | Examples |
Individual Methods | Direct, personal contact with an individual | Farm and home visit, office calls, personal letters, result demonstration |
Group Methods | Communication with a small group of people | Method demonstration, group discussion, training, field visits |
Mass Methods | Communication with a large, often anonymous audience | Radio, TV, newspapers, leaflets, posters, exhibitions, campaigns |
- Based on the Use of Senses
Type | Description | Examples |
Audio Methods | Uses hearing | Radio, audio recordings, public address system |
Visual Methods | Uses sight | Charts, posters, exhibits, flashcards |
Audio-Visual Methods | Uses both hearing and sight | Television, videos, films, multimedia presentations |
- Based on Approach or Objective
Type | Description | Examples |
Teaching Methods | Help in knowledge/skill transfer | Demonstrations, training, field visits |
Informative Methods | Share information quickly | Leaflets, newspapers, radio broadcasts |
Persuasive/Motivational Methods | Encourage behavior change | Success stories, farm school, campaign, result demonstration |
- Based on Media Type
Type | Description | Examples |
Print Media | Printed materials | Leaflets, pamphlets, newspapers |
Electronic Media | Digital/audio-visual channels | Radio, TV, mobile apps, YouTube |
Folk/Traditional Media | Local cultural media | Puppet shows, folk songs, drama, kisan mela |
Features of Different Extension Methods
- Individual Methods
- Personalized and specific.
- Build trust and rapport.
- Good for addressing individual problems.
- Time-consuming and costly for large areas.
- Best used for: Adopting complex technologies, solving farm-specific issues.
- Examples: Farm and home visits, result demonstration, office calls.
- Group Methods
- Cost-effective per farmer compared to individual methods.
- Encourages learning through interaction.
- Promotes group dynamics and peer learning.
- Can be participatory and empowering.
- Best used for: Training, demonstrations, solving common problems.
- Examples: Group meetings, method demonstrations, field days, group discussions.
- Mass Methods
- Wide reach in a short time.
- Suitable for awareness campaigns and emergency communication.
- Less personal and often one-way communication.
- Best used for: Dissemination of general information, alerts, awareness drives.
- Examples: Radio, TV, newspapers, posters, campaigns.
III. Comparison Table of Extension Methods
Criteria | Individual | Group | Mass |
Audience size | One | Few (10–25) | Large |
Cost per contact | High | Moderate | Low |
Feedback | Immediate | Possible | Limited/None |
Suitability | Problem-solving | Skills training | Awareness creation |
Examples | Farm visits | Training, demonstration | Radio, TV, leaflets |
Modern Tools in Extension (to mention in exams)
Tool | Use |
Mobile apps (e.g., Kisan Suvidha) | Quick info and advisories |
WhatsApp & social media | Group discussions and video sharing |
Kisan Call Centres (KCC) | Toll-free advisory |
YouTube channels | Demonstrations and expert lectures |
