Table below gives the details for a certain crop. Using Blaney-criddle equation and a crop factor of 0.75, the consumptive irrigation requirement will be
| Month | Monthly temp (°C) | Montly % of day time hours of the year | Useful rainfall (cm) |
| Nov | 19 | 7.19 | - |
| Dec | 16 | 7.15 | 1.2 |
| Jan | 12.5 | 7.30 | 0.8 |
1
25.2 cm
2
22.56 cm
3
27.2 cm
4
29.2 cm