2.1. Types of Sub-surface Irrigation

Try these first

1. 1.

   What is natural sub-surface irrigation?

   Hint

   Think about where the water source is.

2. 2.

   Name one advantage of sub-surface irrigation.

   Hint

   How does it compare to surface irrigation regarding water loss?

3. 3.

   What is the primary method of water delivery in artificial sub-surface irrigation?

   • Pipes
   • Sprinklers
   • Flooding

   Hint

   Think about how water is transferred underground.

4. 4.

   True or False: Natural sub-surface irrigation requires engineered materials.

   • True
   • False

   Hint

   Consider if any human intervention is involved.

5. 5.

   Design a simple artificial sub-surface irrigation system for a small vegetable garden, detailing your considerations for soil type and water quality.

   Hint

   Think about the types of vegetables and their root depths.

6. 6.

   Evaluate the suitability of sub-surface irrigation in sandy soil versus clay soil. Which would be more effective and why?

   Hint

   Analyze the water retention qualities of each soil type.