51.5. Methods of Field Drainage

Try these first

1. 1.

   What is one method of surface drainage?

   Hint

   Think about methods to remove excess surface water.

2. 2.

   What do we call the pipes used in subsurface drainage?

   Hint

   They are often buried under the soil.

3. 3.

   What is a primary reason for using surface drainage?

   • To manage groundwater
   • To prevent waterlogging
   • To increase salinity

   Hint

   Think about the negative effects of too much surface water.

4. 4.

   True or False: Mole drainage is most effective in sandy soils.

   • True
   • False

   Hint

   Consider what soil types are better for drainage methods.

5. 5.

   Design a drainage plan for a farm with a clay soil type and frequent waterlogging issues. Which drainage methods would you incorporate and why?

   Hint

   Review the effectiveness of mole drainage in clay soils.

6. 6.

   Discuss how land grading can be applied in a sloped area compared to flat terrain.

   Hint

   Think about how topography influences design.