Cropping Systems and Their Types for SS 1

Class: SS 1
Term: Second Term
Week: 3
Age: 15 years
Duration: 60 minutes
Subject: Agricultural Science
Curriculum Theme: Agricultural Management
Focal competence: Practicing cropping systems that ensure environmental sustainability
Key competencies/values: Information Literacy; Environmental Literacy
Skills:

• define Cropping Systems
• explain cropping system

Previous Lesson: Animal farming and feeding habits
Topic: Cropping Systems
Subject Matter: meaning of Cropping Systems, Types of cropping systems

Specific Objectives

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

Cognitive Domain

• define Cropping Systems;
• explain the concept of cropping systems;
• identify at least three types of cropping systems.

Affective Domain

• appreciate the importance of different cropping systems in agriculture;
• develop an interest in sustainable farming practices.

Psychomotor Domain

• outline the advantages of specific cropping systems;
• differentiate between various cropping system types.

Reference Materials

The following resources were used in planning this lesson:

• 2025 New Revised Senior Secondary Education Curriculum (SSEC)
• Relevant State Unified Scheme of Work
• Agricultural Science for Senior Secondary Schools, Book 1
• The HeadTeacher Scheme of work For The New Revised Senior Secondary Education Curriculum (SSEC)

Instructional Materials

The teacher will teach this lesson with the aid of:

• Chart showing advantages of cropping systems
• Video clips showing positive and negative impacts of cropping systems
• Pictures of different cropping systems (e.g., a field with crop rotation, a bush fallow area, an intercropped farm)
• Whiteboard and markers

Rationale for the Lesson

Understanding cropping systems is fundamental for effective agricultural management and sustainable food production. This lesson equips students with knowledge of various farming methods, enabling them to make informed decisions about land use and resource management. It supports practical experience by highlighting how different systems impact soil fertility, pest control, and overall farm productivity.

Prerequisite/Previous Knowledge

Students should have basic knowledge of crops, soil types, and general farming practices.

Lesson Content/Board Summary

Cropping Systems

Meaning of Cropping Systems

A cropping system refers to the pattern of growing crops on a piece of land over a fixed period, including the sequence of crops, the management practices used, and the interaction between the crops and the environment. It encompasses all the components required for the production of a particular crop and the interrelationships between them.

Types of Cropping Systems

Different cropping systems are employed by farmers based on factors like land availability, climate, soil type, and economic considerations. Common types include:

1. Monocropping (Sole Cropping): This is the practice of growing only one type of crop on a given piece of land year after year. While it can be efficient for large-scale production of a single commodity, it often leads to soil nutrient depletion and increased susceptibility to pests and diseases.
2. Crop Rotation: This involves growing different types of crops in the same area in sequenced seasons. The main aim is to improve soil health, optimize nutrient cycling, and combat pest and weed pressure. For example, a farmer might grow maize, then beans (a legume that fixes nitrogen), and then cassava.
3. Bush Fallowing: This is an ancient agricultural practice where land is cultivated for a few years and then left uncultivated (fallow) for a longer period to allow natural vegetation to grow back. This helps to restore soil fertility, control pests, and prevent soil erosion. It is common in traditional farming systems where land is abundant.
4. Intercropping (Mixed Cropping): This involves growing two or more crops simultaneously on the same field. The crops are planted together, often in a specific arrangement. Examples include planting maize and beans together, or cassava and vegetables. This system can maximize land use, reduce pest incidence, and improve soil fertility.
5. Relay Cropping: This is a type of intercropping where the second crop is planted before the first crop is harvested. For example, planting a short-duration crop like vegetables between rows of a longer-duration crop like maize, before the maize is ready for harvest. This allows for continuous production and efficient use of land.
6. Multiple Cropping: This is the practice of growing two or more crops on the same field in a year. It includes sequential cropping (one crop after another in the same year) and intercropping (two or more crops at the same time). The goal is to maximize yield per unit area per unit time.

Teaching Methods/Instructional Techniques

Discussion, Explanation, Question and Answer, Brainstorming, Visual Aids, Guided Practice

Instructional Procedures

Step 1: Introduction

Time: 5 minutes

Teaching Skill: Engaging/Questioning

Teacher’s Activity: The teacher greets the students and asks them to recall what they know about different ways farmers grow crops. The teacher then introduces the topic: Cropping Systems.

Pupils’ Activity: Pupils respond to questions and listen attentively to the introduction.

Learning Point: Introduction to cropping

Step 2: Meaning of Cropping Systems

Time: 10 minutes

Teaching Skill: Explanation/Definition

Teacher’s Activity: The teacher explains the meaning of cropping systems, using simple language and examples. The teacher defines it as the pattern of growing crops on a piece of land over time, including the sequence and management practices.

Pupils’ Activity: Pupils listen, ask questions for clarification, and attempt to define cropping systems in their own words.

Learning Point: Meaning of cropping systems

Step 3: Brainstorming Types of Cropping Systems

Time: 10 minutes

Teaching Skill: Brainstorming/Facilitation

Teacher’s Activity: The teacher guides students to brainstorm on different types of cropping systems they might know or have observed in their communities. The teacher writes their suggestions on the board.

Pupils’ Activity: Pupils actively participate, suggesting various ways crops are grown, such as planting one crop, planting many, or leaving land to rest.

Learning Point: Identifying cropping types

Step 4: Explanation of Cropping System Types (Part 1)

Time: 10 minutes

Teaching Skill: Explanation/Illustration

Teacher’s Activity: The teacher explains the first few types of cropping systems, such as Monocropping, Crop Rotation, and Bush Fallowing, providing clear definitions and practical examples for each. The teacher may use pictures to illustrate.

Pupils’ Activity: Pupils listen, take mental notes, and ask questions for better understanding.

Learning Point: Monocropping, rotation, fallowing

Step 5: Explanation of Cropping System Types (Part 2)

Time: 10 minutes

Teaching Skill: Explanation/Illustration

Teacher’s Activity: The teacher continues explaining the remaining types, including Intercropping, Relay Cropping, and Multiple Cropping, with relevant examples. The teacher ensures students understand the differences between these systems.

Pupils’ Activity: Pupils pay attention, compare the different types, and contribute examples from their local environment.

Learning Point: Intercropping, relay, multiple

Step 6: Advantages of Cropping Systems

Time: 5 minutes

Teaching Skill: Chart Analysis/Discussion

Teacher’s Activity: The teacher guides students to use a chart showing the advantages of various cropping systems. The teacher highlights how these systems contribute to soil fertility, pest control, and increased yield.

Pupils’ Activity: Pupils observe the chart, discuss the advantages, and relate them to the types of cropping systems learned.

Learning Point: Benefits of cropping systems

Step 7: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

1. What is a cropping system?
2. Mention two types of cropping systems.
3. Explain the concept of crop rotation.
4. State one advantage of intercropping.

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Understanding cropping systems

Step 8: Note-Taking

Time: 10 minutes

Teaching Skill: Guided Writing

Teacher’s Activity: The teacher guides pupils/students to copy the essential Board Summary notes on the meaning and types of cropping systems into their notebooks.

Pupils’ Activity: Pupils/students copy the notes carefully into their notebooks.

Learning Point: Recording lesson notes

Step 9: Conclusion

Time: 5 minutes

Teaching Skill: Reinforcement

Teacher’s Activity: The teacher summarizes the key points of the lesson, emphasizing the importance of choosing appropriate cropping systems for sustainable agriculture. The teacher encourages students to observe different cropping systems in their communities.

Pupils’ Activity: Pupils listen to the summary and ask any final questions.

Learning Point: Consolidating cropping knowledge

Continuous Assessment/Further Study

Type: Homework

Instruction: Answer the following questions in your notebook.

1. Differentiate between monocropping and intercropping, providing an example for each.
2. Explain why bush fallowing is considered a sustainable cropping system.
3. Research and write a short paragraph on how cropping systems in your local area have changed over the past 20 years.

Lesson Keywords

• Cropping System – The pattern of growing crops on a piece of land over time.
• Monocropping – Growing only one type of crop on a field year after year.
• Crop Rotation – Growing different crops in sequence on the same land.
• Bush Fallowing – Leaving land uncultivated for a period to restore fertility.
• Intercropping – Growing two or more crops simultaneously on the same field.
• Relay Cropping – Planting a second crop before the first crop is harvested.
• Multiple Cropping – Growing two or more crops on the same field in a year.

Differentiation

For students who need extra support, the teacher can provide simplified definitions and focus on identifying only two main types of cropping systems with clear visual aids. For advanced learners, the teacher can encourage a discussion on the environmental and economic impacts of different cropping systems, perhaps asking them to suggest the best system for a specific local crop.

Suggested Lesson Videos

Search on YouTube for: “Cropping systems for SS1 Agricultural Science” or “Types of cropping systems explained”