Which of the following is not an advantage of drip-irrigation?
- fertilizers can be applied through the system
- there is reduction in the concentration of salt in the root zone
- the system operates on a much lower line pressure than sprinkler system
-
its efficiency on water distribution in steep slopes is poor
The correct answer is: D
Explanation
Drip-irrigation is poor when applied in a steep slope.It is suited for plain lands.