Which of the following is the most efficient means of water delivery to crops?
A) center-pivot sprinkler systems
B) low-energy precision-application (LEPA) sprinkler systems
C) trickle or drip irrigation
D) gravity-flow canal systems
E) diagonal-pivot systems
Correct Answer:
Verified
Q7: The United States is withdrawing groundwater from
Q21: Withdrawing too much water from an aquifer
Q22: Four of the following are disadvantages of
Q23: The main goals of a dam and
Q24: Which of the following is not true
Q25: Because of greatly increased irrigation, Africa's Lake
Q28: The advantages of withdrawing groundwater include all
Q29: The term subsidence refers to
A) failure of
Q30: To address the water supply problems in
Q31: All of the following are proposals for
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