40.7.5. Improved Irrigation Techniques

Try these first

1. 1.

   What is drip irrigation?

   Hint

   Consider where the water is applied.

2. 2.

   What is the basic principle of alternate furrow irrigation?

   Hint

   Think about how many furrows are watered.

3. 3.

   What is a significant advantage of drip irrigation?

   • Increased evaporation
   • Direct water supply to roots
   • Higher water waste

   Hint

   Think about the efficiency of water delivery.

4. 4.

   True or False: Alternate furrow irrigation is less efficient than drip irrigation.

   • True
   • False

   Hint

   Consider how each method applies water to crops.

5. 5.

   A farmer notices poor crop yields in a high salinity region. Describe a strategy combining both drip and alternate furrow irrigation to address this issue.

   Hint

   How can you prioritize based on the types of crops?

6. 6.

   Calculate the potential water savings if a farmer shifts from conventional irrigation to alternate furrow irrigation on a 10-acre farm.

   Hint

   What is the typical water use per acre for conventional methods?