
Week One
Subject: Agricultural Science
Class: Primary Five
Week of the Second Term: 1st Week
Topic: Introduction to Crop Weeds, Pests, and Diseases
Subtopic: Definition of Weeds, Pests, and Diseases
Instructional Objectives
At the end of the lesson, pupils should be able to:
- Define what constitutes weeds, pests, and diseases in agriculture.
- Identify common examples of weeds, pests, and diseases that affect crops.
- Demonstrate an understanding of the impact of weeds, pests, and diseases on crop production through a group discussion.
Entry Behaviour
Pupils should already know about the basics of farming and the importance of crops in providing food. They may have some familiarity with different plants and their growing conditions.
Instructional Materials
- Agriculture For Primary School Book 5 Textbook (BEC Edition)
- Wabp Primary School Agriculture Book 5
- Visual aids such as charts and pictures of common weeds, pests, and diseased plants.
Reference Materials
Dairo, S. D., Akande, A. S., Akindele, F. Y., Muazu, I., & Uzowanne, C. (2023). Agriculture For Primary School Book 5 Textbook (BEC Edition). Spectrum Book Ltd.
Youdeowei, A., Ogbazi, J. N., Adesiyan, S. O., & Olowu, T. (2018). Wabp Primary School Agriculture Book 5. West African Book Publishers Ltd.
Content
Definition of Weeds, Pests, and Diseases
Weeds: Weeds are unwanted plants that grow in gardens, farms, or any area where people are trying to grow other plants, like vegetables or flowers. They compete with these plants for water, sunlight, and nutrients in the soil, which can make it harder for the desired plants to grow. Some common examples of weeds include dandelions, crabgrass, and bindweed. Even though weeds might not look nice, they can grow very quickly and take over a space if not controlled.
Pests: Pests are small animals or insects that can harm plants. They feed on the leaves, stems, or roots of plants, which can damage them and reduce their growth. Pests can include insects like aphids, caterpillars, and beetles, as well as animals like rabbits or snails. While some pests can be helpful, like ladybugs that eat other harmful insects, others can cause a lot of damage. Farmers and gardeners need to keep an eye out for pests and find ways to control them.
Diseases: Plant diseases are caused by harmful organisms, such as fungi, bacteria, or viruses, that can infect plants. Just like people can get sick, plants can get diseases that prevent them from growing properly or make them look unhealthy. Symptoms of plant diseases can include spots on leaves, wilting, or unusual growth patterns. It’s important to identify and treat plant diseases quickly to protect the plants and ensure they stay healthy.
Step 1: Introduction
Lesson Presentation (Step-by-Step Procedure)
Others removed.
