First Term Lesson Note for Week Ten
Class : Primary Four
Subject : Agricultural Science
Topic : Process of making Compost Manure
Duration : 40 Minutes
Period : Single Period
Reference Book :
Agricultural Science for Primary Schools, Book 4.
Lagos State Unified schemes of work for Upper Primary, (Primary 4 – 6).
Online Resources (Internet)
Instructional Material : Chart showing the processes of making Compost Manure.
Learning Objectives : By the end of the lesson, learners will be able to :
i. Explain the methods of making compost manure
ii. Mention the Steps involved in making compost
Previous Knowledge : The learners are familiar with the materials use in making Compost Manure.
Content :
METHODS OF MAKING COMPOST
There are two major methods uses in making Compost Manure. These are :
1. Pit method
2. Heap Method
STEPS IN MAKING COMPOST (PIT METHOD)
The following are steps for preparing compost using pit method.
- Dig four pits labeled A, B, C and D. of equal size (1m * 1m * 0.5m).
- Arrange the materials for making compost in layer separated by soil in pit A (Loading pit) and wet with water for easy decomposition.
- After two weeks, move the content of pit A to B (first turn).
- After about one week, moves the content of B to C (second turn).
- After another one week, move the content of pit C to D.
- Cover the compost to prevent evaporation, leaching and erosion before applying it to the farm.
- The content in pit D is now the Compost /Manure after 6 -8 weeks.
PREPARING COMPOST USING HEAP METHOD
Compost is prepared using heap method by placing the compost materials in a heap buried with soil and moistened with water.
Presentation Steps :
Step 1 : The Teacher revises the previous lesson by asking questions on preparation of Compost Manure.
Step 2 : Teacher introduces the new topic by explaining the Process of making Compost /Manure.
Step 3 : He/ she then explains the pit methods of making Compost Manure.
Step 4 : Describe the heap method of making Compost Manure.
Evaluation :
1. Explain the Steps in making Compost using the heap method.
2. In making Compost using pit method, how many pit are dug?
3. How many weeks does it take for Compost to be ready?
4. List the materials used for making Compost.
Conclusion : The teacher summarizes the lesson and marks the learners notebooks.