Irrigation

Irrigation

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

Industry: Agriculture

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Irrigation

Border irrigation

Agriculture; Irrigation

Water is applied at the upper end of a strip having parallel berms or earthen dikes anywhere from 10 to 100 feet apart that serve to confine the water to a strip or rectangular area.

Basins

Agriculture; Irrigation

Water is ponded on a flat or slightly graded field with bermed boundaries. Water is introduced onto the field surface in amounts equal to the water requirement and allowed to infiltrate into the ...

Borders

Agriculture; Irrigation

Water is spread in sheet flow over a field from a head ditch or field ditches in a controlled flooding situation. Fields are either level or graded with either ditches or berms separating field ...

Canal evaporation losses

Agriculture; Irrigation

Losses due to evaporation from the water surfaces of canals. They are generally accounted for as part of the total losses occurring in an irrigation system.

Baseline study

Agriculture; Irrigation

Study of the environmental conditions and organisms existing in a region prior to unnatural disturbances.

Hydrologic cycle

Agriculture; Irrigation

The circulation of water from the sea through the atmosphere to the land and then, often with many delays, back to the sea or ocean. The water passes through various stages and processes, such as ...

1. The rate of flow of a fluid through a unit cross-section of a porous mass under a unit hydraulic gradient, at a specified temperature (sometimes called unit of permeability, transmission constant ...