TOPIC: CONTROL OF HARMFUL INSECTS
A: TEACHING AND LEARNING MATERIALS
- Pictures of clean farms.
- Pictures of protective nets.
- Waste bin.
- Farm cleaning tools.
- Flashcards.
- Pictures showing safe insect control.
B: REFERENCE MATERIALS
- Scheme of work.
- Recommended Agric Sciences textbook for Primary 2.
- Online educational resources.
C: PREVIOUS KNOWLEDGE
The pupils have learnt that harmful insects can damage crops, fruits and stored farm produce.
D: PERFORMANCE OBJECTIVES
By the end of the lesson, pupils should be able to:
- Explain insect control.
- Mention simple methods of controlling harmful insects.
- Explain the importance of farm cleanliness.
- State how nets can protect crops.
- Mention safety precautions when controlling insects.
E: CONTENT
Meaning of Insect Control
Insect control means reducing or preventing harmful insects from damaging crops, food or the environment.
Keeping the Farm Clean
Farmers should:
- Remove weeds.
- Clear rubbish.
- Remove badly damaged plant materials.
- Keep storage areas clean.
Use of Nets
Nets may be placed over some crops to prevent insects from reaching them.
Removing Affected Parts
Badly damaged leaves or plants may be removed to stop insects from spreading.
Proper Storage
Grains should be stored properly in clean containers. This can reduce insect attack.
Safe Control
Children should never use insecticides or dangerous chemicals by themselves. Only responsible adults should handle such chemicals.
F: LESSON PRESENTATION
F1: Teachers’ Activities
- Explains the meaning of insect control.
- Shows pictures of simple control methods.
- Discusses farm cleanliness.
- Explains safe grain storage.
- Warns pupils against touching insect-control chemicals.
F2: Pupils’ Activities
- Explain insect control.
- Mention simple control methods.
- State why farms should be clean.
- Identify protective nets.
- Mention safety rules.
G: CONCLUSION
The teacher revises simple methods of controlling harmful insects and emphasizes cleanliness, proper storage and safety.
H: EVALUATION GUIDE
Pupils should be able to answer the following questions:
- What is insect control?
- Mention three methods of controlling harmful insects.
- Why should farms be kept clean?
- How can nets protect crops?
- Who should handle insecticides and other dangerous chemicals?