irrigation made easy
Irrigation made easy – Part 10: Land preparation for flood irrigation
All flood irrigation systems require intensive and accurate preparation of the land prior to planting. Accurate levelling of the fields is essential. On larger basin and flood irrigation systems, this can only be achieved using a laser-controlled levelling apparatus. This type of land treatment is expensive and generally not[...]
Irrigation made easy part 9: Flood irrigation
All around the world the traditional system of irrigation through flooding the lands is still the most widely used method. Flood irrigation systems are cheaper than other types of systems, but management is always critically important. Unless the system is well maintained and controlled, the irrigation efficiencies achieved are[...]
Irrigation made easy part 7: Scheduling according to weather conditions.
If a farmer has access to a local weather station, or weather station data, calculated Penman-Montieth ETo (Evapotranspiration) values can be obtained. Penman figures are calculated estimates of the amount of water that would be used by short grass. The values are calculated from data on temperature, wind run,[...]
Irrigation made easy- Part 2: What happens with water, air and nutrients?
by Kevin Scott What happens with water? Plant available water is stored in the soil. Water that can be reached by the roots is sucked up by the plant. A plant sends down roots to find water in the soil profile and suck it up. The soil must, however,[...]