Crop Production – Basic 5 Agricultural Science Lesson Note (First Term)

Learning objectives

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

1. Define crop production
2. Identify different types of crops
3. Classify crops based on uses, life cycle and morphology

Previous knowledge

Pupils have basic knowledge of plants and farming from their environment and previous lessons.

INTRODUCTION

Agriculture is very important in Nigeria and many other countries. Today we will learn about crop production, which is a major part of agriculture that helps provide food for people.

Lesson content

1. Definition of crop production

Crop production is the practice of growing plants for food, fiber, fuel, or other useful purposes. It involves all the activities from preparing the land to harvesting the crops.

Examples of activities in crop production include:

• Land preparation
• Planting seeds
• Watering plants
• Applying fertilizers
• Weeding
• Pest control
• Harvesting

2. Types of crops

Crops can be grouped into different categories:

1. Food Crops These are crops grown primarily for human consumption:

• Cereals: maize, rice, wheat, millet, sorghum
• Root crops: yam, cassava, sweet potato, cocoyam
• Legumes: beans, groundnut, cowpea, soybean
• Vegetables: tomato, pepper, onion, okra, spinach
• Fruits: orange, mango, banana, pineapple, watermelon

2. Cash Crops These are crops grown mainly for sale to earn money:

• Cocoa
• Cotton
• Rubber
• Oil palm
• Coffee
• Tobacco

3. Industrial Crops These are crops used as raw materials for industries:

• Cotton (textile industry)
• Oil palm (soap, cooking oil)
• Sugarcane (sugar production)
• Rubber (tire manufacturing)

3. Classification of crops

1. CLASSIFICATION BASED ON USES

1. Food Crops: Grown for human consumption (rice, yam, beans)
2. Feed Crops: Grown to feed animals (guinea grass, elephant grass)
3. Fiber Crops: Grown for making clothes and ropes (cotton, jute)
4. Oil Crops: Grown for oil extraction (palm oil, groundnut, coconut)
5. Beverage Crops: Used to make drinks (cocoa, coffee, tea)
6. Spice Crops: Used for flavoring food (ginger, pepper, garlic)

1. CLASSIFICATION BASED ON LIFE CYCLE

1. Annual Crops: Complete their life cycle in one year 
   1. Examples: maize, rice, beans, tomato, pepper
2. Biennial Crops: Complete their life cycle in two years 
   1. Examples: carrot, onion, cabbage
3. Perennial Crops: Live for many years and produce crops repeatedly 
   1. Examples: mango, orange, oil palm, cocoa, cashew

1. CLASSIFICATION BASED ON MORPHOLOGY (Plant Structure)

1. Cereals: Crops with grass-like appearance that produce grains 
   1. Examples: rice, maize, wheat, millet, sorghum
2. Legumes: Crops that produce seeds in pods and can fix nitrogen 
   1. Examples: beans, groundnut, cowpea, soybean
3. Root and Tuber Crops: Crops grown for their underground parts 
   1. Examples: yam, cassava, sweet potato, carrot
4. Tree Crops: Woody plants that grow tall with branches 
   1. Examples: mango, orange, cocoa, oil palm
5. Vegetable Crops: Soft-stemmed plants grown for leaves, fruits, or roots 
   1. Examples: spinach, cabbage, tomato, cucumber

Evaluation questions

1. What is crop production?
2. Mention three activities involved in crop production
3. Give two examples each of:
   1. Food crops
   2. Cash crops
   3. Industrial crops
4. What is the difference between annual and perennial crops?
5. Give three examples of legume crops
6. Classify the following crops based on their uses: cocoa, rice, cotton, beans
7. Name two crops that are classified as root and tuber crops
8. What type of crops are maize and rice based on morphology?

ASSIGNMENT

1. Visit a farm or garden near your home and identify five different types of crops
2. Classify these crops based on their uses and life cycle
3. Draw and label two examples each of cereals and legumes

CONCLUSION

Crop production is essential for providing food and raw materials for industries. Understanding how to classify crops helps us know their uses and how to manage them properly. Different crops have different growing requirements and uses in our daily lives.

REFERENCES

• Primary Agricultural Science Textbook for Primary 6
• Nigerian Agricultural Development Programme Materials
• Local farming practices and observations