Irrigation

Irrigation

Terms related to the science of artificial application of water to the land or soil.

Contributors in Irrigation

Irrigation

The amount of water in a crop root zone that can be easily extracted by the crop. RAW is the fraction of the difference between FC and PWP that crops can use such that no stress caused by a lack of ...

Raingun sprinkler method

Agriculture; Irrigation

A sprinkler method using heavy discharge and long-range rotating sprinklers, requiring pressures higher than 5-7 bars and functioning in a fixed position. The raingun sprinkler method is widely used ...

Pumping plant efficiency

Agriculture; Irrigation

The ratio of the output power of the water (pressure and flow) to the input power of the driving motor. Either directly measured, or calculated by multiplying the motor efficiency by the pump ...

Rain shut-off device

Agriculture; Irrigation

A device typically used with lawn and garden irrigation controllers that prevent them from opening irrigation valves when a specified amount of rain falls.

Pump

Agriculture; Irrigation

Converts mechanical energy into hydraulic energy (pressure and/or flow). A centrifugal pump is the most common type used for irrigation.

Pressure regulator

Agriculture; Irrigation

A device that maintains a constant downstream pressure (can not increase pressure).

Furrows

Agriculture; Irrigation

Gravity is used as the driving force which pushes water down shallow, closely spaced ditches to spread water over a field surface. Fields are generally sloped and open at the bottom end, allowing ...