Irrigation Water Requirement of Crops

Q. The field irrigation requirement is computed as ___.

1. Consumptive use + field application losses
2. Net irrigation requirement + field application losses
3. Net irrigation requirement + conveyance losses
4. Consumptive use + conveyance losses

Q. Consider the following terms relating to irrigation requirements:

1. Consumptive irrigation requirement
2. Net irrigation requirement
3. Field irrigation requirement
4. Gross irrigation requirement

For a given set up, which one of the following is the correct relation?

1. 1 > 2 > 3 > 4
2. 1 < 2 < 3 < 4
3. (1 = 2) < 3 < 4
4. 1 < (2 = 3) < 4