Diseases Or illness In Chicken.

Subject :

Agricultural Science

Topic :

Illness In Chicken

Class :

Basic 6 / Primary 6

Term :

Third Term

Week :

Week 6

Instructional Materials :

Live chicken, picture of chicken

Previous Knowledge :

Pupils have been taught different types of chicken in their previous lessons

Behavioural Objectives :  At the end of the lesson, the pupils should be able to

  • Sign of Chicken ill Health
  • General Control Measures
  • Medication or steps to prevent the spread


Reference Materials 

  • Online Resource Materials
  • Various Textbooks on Agricultural Science Book 6
  • Lagos State Upper Primary Scheme of Work For Primary 6


Content :


A disease is an abnormality in the normal function of day to day activités of livestock.

Diseases can spread quickly among chickens like any other farm animals because they are usually kept together in a cage, sharing the samessource of food and water.

This makes it easy for disease to spread from the sick and infect the healthy chickens.


These are the signs of common diseases and illness in chicken or poultry birds :

  1. Roughened feathers,

  2. Discharge of liquid substance from the nostril

  3. Mucorish discharge

  4. Sneezing


  1. Loss of appetite

  2. Loss of weight

  3. Dullness

  4. Low egg production

  5. No egg production

  6. Retarded growth

  7. Chicken huddle together and drop as if the birds are feeling cold

  8. Chickens standing with their eyes closed,

  9. Presence of scores on wattles and combs.

  10. Reduced feed intake

  11. Reduced water intake


The following can only be used as guidelines for disease control, for proper disease diagnosis and treatment, consult the veterinarian.

  1. Don’t overcrowd brooders

  2. Adequate ventilation

  3. Feed must be of good quality

  4. Give clean water ad-lib

  5. Don’t mix young and older birds

  6. Clean poultry house

  7. Dispose of dead birds quickly and isolate sick ones

  8. Provide disinfectant at entrance to house

Antibiotics should never be used to replace good management and should be used on prescription by a veterinarian.




The topic is presented step by step


Step 1: The class teacher revises the previous topics


Step 2. He introduces the new topic


Step 3: The class teacher allows the pupils to give their own examples and he corrects them when the needs arise


Evaluation :

Mention five illness or disease of chicken

  1. ……………………..
  2. …………………….
  3. ……………………..
  4. ……………………..
  5. ……………………..

Conclusion :


He gives a brief note and he goes round to mark


Assignment :


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