Irrigation

Irrigation

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

Industry: Agriculture

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Irrigation

Traveller

Agriculture; Irrigation

A sprinkler unit which propels itself along via the water pressure operating the sprinkler. Various types are manufactured which either operate via a pull wire or follow the layout of the hose ...

Surface irrigation

Agriculture; Irrigation

Irrigation method where the soil surface is used to transport the water via gravity flow from the source to the plants. Common surface irrigation methods are furrow irrigation, corrugation ...

Water that exits the field area as surface runoff during or after an irrigation or rainfall event. TW is expressed as either a volume or a depth. When expressed as a depth, the volume of tailwater ...

Surge irrigation

Agriculture; Irrigation

Water is sent down a furrow in pulses. After the initial surge, the furrow is allowed to dry. This wetting and drying cycle continues throughout the whole irrigation event. Surge increases ...

Total available water (TAW)

Agriculture; Irrigation

The total water in the crop root zone that is available for crop use. TAW is the difference between field capacity (FC) and the permanent wilting point (PNW) multiplied by the depth of the root ...

Subsurface

Agriculture; Irrigation

A low pressure system that falls into the trickle category with the defining characteristic being that the laterals, emitters and line source tubes are buried beneath the soil surface, thereby ...