Finals Unit 3

Question 1

The term used to express which percentage of irrigation water isnuesd efficiently and which percentage is used.

Answer 1

Irrigation Efficiency

Question 2

It is the part of the water pumped or diverted through the scheme inlet which is used effectively by the plants.

Answer 2

Scheme irrigation efficiency

Question 3

This represents the efficiency of water in trsnsport canals

Answer 3

Conveyance efficiency

Question 4

This represents the efficiency of water application in the field.

Answer 4

Field application efficiency

Question 5

Amthe typical range of application efficiencies

Answer 5

50% - 99%

Question 6

These losses occur between the time the water leaves the sprinkler nozzle and when the remaining water reaches the soil.

Answer 6

Wind Drift Evaporation

Question 7

The amount of evaporation from a wetted crop canopy.

Answer 7

Wetted Canopy Evaporation

Question 8

It is a source of water loss in most irrigation systems, but it is especially prevalent in surface irrigation systems.

Answer 8

Deep Percolation

Question 9

This is water that is neither useful for growing crops, nor considered consumptive

Answer 9

Deep Percolation Water

Question 10

It is the visible, and most irrigstors can easily see and manage it.

Answer 10

Runoff