Meaning and Types of Farm Animal Diseases | Mode of Transmission of Farm Animal Diseases | Systems of Farm Animal Diseases | Effects of Diseases on Farm Animals | Methods of Prevention and Control JSS 2 Agriculture

AGRICULTURE

JUNIOR SECONDARY SCHOOL (JSS 2)

THEME – PROCESSES OF AGRICULTURAL PRODUCTS 

TOPIC 7 – ANIMAL PESTS AND DISEASE CONTROL

LEARNING AREA 

• Meaning and Types of Farm Animal Diseases

• Mode of Transmission of Farm Animal Diseases

• Systems of Farm Animal Diseases

• Effects of Diseases on Farm Animals

• Methods of Prevention and Control

INSTRUCTIONAL MATERIALS

1. Pictures and charts of diseases of farm animals, disease organisms.

2. Preserved specimens of diseases causing organisms.

LEARNING OBJECTIVES

By the end of the lesson, students should be able to:

1. list farm animal diseases.

2. state modes of transmission of farm animal diseases.

3. identify symptoms of farm animal diseases.

4. state effects of diseases on the farm animals.

5. state some methods of prevention and control.

CONTENTS OF THE LESSON

LESSON 1 – TYPES OF FARM ANIMAL DISEASES

Farm animal diseases are illness unhealthy or abnormal condition in the body of farm animals. These illnesses result in changes in the well-being of these animals.

TYPES OF FARM ANIMAL DISEASES

1. BACTERIA

1. Mastisis

2. Contagious abortion in ruminants, pigs, etc.

2. FUNGAL 

Ring worm (all farm animals)

3. VIRAL 

Foot and mouth diseases (all animals except poultry).

4. PROTOZOAN 

1. Coccidiosis in poultry and rabbit.

2. Prypanosomiasis – nagana (cattle).

5. WORMS (all farm animals)

6. NUTRITIONAL (Bloat (cattle)

LESSON 2 – MODES OF TRANSMISSION OF FARM ANIMAL DISEASES 

1. Contact with the infected animals

2. Contact with discharges

3. Vector (tsetse fly), etc.

LESSON 3 – SYMPTOMS OF FARM ANIMAL DISEASES

The symptoms of farm animals diseases of farm animal diseases include –

1. Enlarged udder

2. Sores

3. High fever

4. Blood stained

5. Diarrhea

6. Loss of weight

7. Loss of hair

8. Reduced productivity

9. Abortion

10. Death

LESSON 4 – EFFECTS OF DISEASES ON FARM ANIMALS 

1. Reduce productivity

2. Loss of appetite

3. Loss of weight

4. Death

LESSON 5 – METHODS OF PREVENTION AND CONTROL 

1. Adopting good sanitation practices

2. Medication/immunization

3. Isolation/disposal, etc

LESSON PRESENTATION

TEACHER’S ACTIVITIES

The teacher,

1. displays pictures and charts of disease organisms and dead animals.

2. develops charts on casual organisms, symptoms and animals affected.

3. invites veterinary personnel as a guest speaker.

4. summarizes the lesson on the board.

 

 

STUDENT’S ACTIVITIES

The students,

1. visit abattoir to observe meat inspection.

2. discuss animal disease causing organisms and disease symptoms.

3. carryout good sanitation practices on the school farm animals.

4. observe charts and pictures and familiarize themselves with the symptoms and animals affected

5. copy board summary.

LESSON EVALUATION

Teacher asks students to,

1. list five farm animal diseases.

2. mention four organisms that cause farm animal diseases.

3. state four modes of transmission of farm animal diseases.

4. describe three symptoms of farms animal diseases.

5. state three methods of prevention/control of farm animal diseases.