1.4. Limitations

Try these first

1. 1.

   What are some common risks associated with surface irrigation?

   Hint

   Think about how water interacts with the soil.

2. 2.

   Why is sandy soil a challenge for surface irrigation?

   Hint

   Consider how sands differ from clay.

3. 3.

   What is one major disadvantage of surface irrigation?

   • High water retention
   • High water losses
   • Requires advanced equipment

   Hint

   Think about how water moves in this method.

4. 4.

   True or False: Waterlogging can enhance plant growth.

   • True
   • False

   Hint

   Consider the needs of plant roots for oxygen.

5. 5.

   A farmer is facing significant water losses on a surface-irrigated field. Propose a detailed method to mitigate these losses while maintaining crop health.

   Hint

   Think about integrating technology and practices for better water retention.

6. 6.

   Evaluate the long-term effects of repeated waterlogging in a field planted with wheat. What strategies could be implemented to restore soil health?

   Hint

   Consider both short-term and long-term soil health strategies.