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CRP306Agricultural Sciences2 Unitsintermediate

Principles Of Irrigation And Drainage

This course introduces the principles of irrigation and drainage for crop production. It explores the interaction between soil, plants, water, and the environment, emphasizing efficient water utilization for increased crop yield. Topics include irrigation techniques, soil reaction management, erosion control, and drainage systems. The course aims to equip students with the knowledge to manipulate external conditions for optimal plant growth and development.

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60h

Study Time

13

Weeks

5h

Per Week

basic

Math Level

Course Keywords

IrrigationDrainageSoil reactionWater managementCrop production

Course Overview

Everything you need to know about this course

Course Difficulty

Intermediate Level

Builds on foundational knowledge

65%

intermediate

➕

Math Level

Basic Math

🔬

Learning Type

Hands-on Practice

Course Topics

Key areas covered in this course

1

Irrigation principles

2

Soil-water-plant relationships

3

Crop water requirements

4

Irrigation scheduling

5

Soil salinity and alkalinity

6

Soil erosion and control

7

Soil drainage

Total Topics7 topics

Ready to Start

No specific requirements needed

This course is designed to be accessible to all students. You can start immediately without any prior knowledge or specific preparation.

Assessment Methods

How your progress will be evaluated (3 methods)

Assignments

Comprehensive evaluation of course material understanding

Written Assessment

Tutor-Marked Assessments

Comprehensive evaluation of course material understanding

Written Assessment

Final Examination

Comprehensive evaluation of course material understanding

Written Assessment

Career Opportunities

Explore the career paths this course opens up for you

Irrigation Engineer

Apply your skills in this growing field

Agricultural Extension Officer

Apply your skills in this growing field

Farm Manager

Apply your skills in this growing field

Soil Conservationist

Apply your skills in this growing field

Environmental Consultant

Apply your skills in this growing field

Industry Applications

Real-world sectors where you can apply your knowledge

AgricultureWater Resources ManagementEnvironmental ConservationLand Management

Study Schedule Beta

A structured 13-week journey through the course content

Week

1

Module 1: Introduction to Irrigation

1.5h

Unit 1: Definition, importance and purpose of irrigations

1.5 study hours

•Read Unit 1: Define irrigation and its purpose.
•Identify different forms of irrigation.
•Reflect on the importance of irrigation for crop yield and economic benefits.

Week

2

Module 1: Introduction to Irrigation

2h

Unit 2: Soil-water-plant-atmosphere relationship

2 study hours

•Study Unit 2: Explain the relationship between soil, plant, and atmosphere.
•Understand the roles of soil, plant, and atmosphere in water management.
•Differentiate between field capacity and permanent wilting point.

Week

3

Module 1: Introduction to Irrigation

2h

Unit 3: Crop Water Requirement

2 study hours

•Study Unit 3: Define water requirement of crops.
•Identify factors affecting water requirement.
•Classify crops based on water requirement (hydrophytes, mesophytes, xerophytes).

Week

4

Module 1: Introduction to Irrigation

2.5h

Unit 4: Irrigation requirement

2.5 study hours

•Study Unit 4: Define irrigation requirement.
•Differentiate between net and gross irrigation requirements.
•Practice calculating irrigation requirements using given parameters.

Week

5

Module 1: Introduction to Irrigation

2h

Unit 5: Consumptive water use and evapotranspiration

2 study hours

•Study Unit 5: Define consumptive use and evapotranspiration.
•Understand the types of consumptive use (daily, seasonal, peak).
•Learn methods for determining evapotranspiration.

Week

6

Module 1: Introduction to Irrigation

2.5h

Unit 6: Irrigation scheduling

2.5 study hours

•Study Unit 6: Define irrigation scheduling.
•Explore methods for determining irrigation scheduling (plant indicators, soil indicators, water budgeting).
•Understand irrigation scheduling strategies (full vs. deficit).

Week

7

Module 1: Introduction to Irrigation

2h

Unit 7: Critical growth stages for water need of different crops

2 study hours

•Study Unit 7: Identify critical growth stages for water need of different crops.
•Examine growth stages affected by irrigation practice.
•Understand the importance of water supply during critical stages.

Week

8

Module 1: Introduction to Irrigation

2h

Unit 8: Economic and efficient use of water

2 study hours

•Study Unit 8: Understand the economic and efficient use of water.
•Learn guidelines for improving irrigation practices.
•Calculate water use efficiency.

Week

9

Module 1: Introduction to Irrigation

1.5h

Unit 9: Hydrological cycle and role of water in crop growth

1.5 study hours

•Study Unit 9: Describe the hydrological cycle.
•Understand the role of water in crop growth.
•Explain the processes involved in the water cycle.

Week

10

Module 1: Introduction to Irrigation

4h

Unit 10: Agronomic management of irrigated crops and problems Associated with irrigation

2 study hours

•Study Unit 10: Explore agronomic management of irrigated crops.
•Understand problems associated with irrigation.
•Review case studies of irrigated crop management.

Unit 11: Irrigation resources in Nigeria

2 study hours

•Study Unit 11: Identify irrigation resources in Nigeria.
•Estimate the quantity of different irrigation resources.
•Discuss the distribution and utilization of water resources.

Week

11

Module 1: Introduction to Irrigation

4h

Unit 12: Maintenance of irrigation equipments

2 study hours

•Study Unit 12: Understand the importance of maintenance of irrigation equipment.
•Identify types of maintenance activities.
•Learn about the care of irrigation equipment.

Unit 13: Irrigation systems or techniques

2 study hours

•Study Unit 13: Explore different irrigation systems or techniques.
•Understand the advantages and disadvantages of each system.
•Identify systems suitable for different crops and topographies.

Week

12

Module 2: Soil reaction, erosion and drainage

2.5h

Unit 1: Soil salinity, alkalinity and acidity

2.5 study hours

•Study Unit 1: Define salinity, alkalinity, and acidity.
•Understand the effects of these conditions on crops and soil.
•Learn control measures for different soil conditions.

Week

13

Module 2: Soil reaction, erosion and drainage

4h

Unit 2: Soil erosion

2 study hours

•Study Unit 2: Define soil erosion.
•Identify types of soil erosion.
•Learn methods of controlling soil erosion.

Unit 3: Soil drainage

2 study hours

•Study Unit 3: Define drainage.
•Understand the importance of drainage.
•Explore types of drainage and their advantages and disadvantages.

This study schedule is in beta and may not be accurate. Please use it as a guide and consult the course outline for the most accurate information.

Course PDF Material

Read the complete course material as provided by NOUN.

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Study Tips & Exam Preparation

Expert tips to help you succeed in this course

1

Review all units, focusing on key definitions and concepts related to irrigation and drainage.

2

Practice calculating irrigation requirements using different methods and scenarios (Units 4 & 5).

3

Create diagrams illustrating the soil-water-plant-atmosphere relationship (Unit 2).

4

Prepare detailed notes on the types of soil erosion and their respective control measures (Module 2).

5

Study the advantages and disadvantages of different irrigation and drainage systems (Units 12 & 13).

6

Review past Tutor-Marked Assignments (TMAs) to identify areas needing further attention.

7

Allocate specific time slots for revision in the weeks leading up to the final examination.

8

Form study groups to discuss complex topics and exchange notes.

9

Focus on understanding the practical applications of irrigation and drainage principles in crop production.

10

Practice answering theoretical questions under timed conditions to improve exam technique.

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