Base flow

Base flow

The sustained or dry weather flow of streams resulting from the outflow of permanent or perched groundwater, and from the drainage of lakes and swamps. Also included are water from glaciers, snow and other possible sources not resulting from direct runoff.

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Part of Speech: noun
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Industry/Domain: Agriculture
Category: Irrigation
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base flow

Geography; Physical geography

That portion of river discharge derived from groundwater flow.

base flow

Construction; Surveying

Stream discharge derived from groundwater sources as differentiated from surface runoff.

base flow

Weather; Meteorology

That part of the stream discharge that is not attributable to direct runoff from precipitation or melting snow; it is usually sustained by groundwater.

base flow

Agriculture; Irrigation

The sustained or dry weather flow of streams resulting from the outflow of permanent or perched groundwater, and from the drainage of lakes and swamps. Also included are water ...

base flow

Engineering; Civil engineering

Ground water inflow to the river. Portion of stream discharge that is derived from natural storage.

base flow

Natural environment; Water

sustained flow of a stream in the absence of direct runoff. It includes natural and human-induced streamflows. Natural base flow is sustained largely by ground-water discharges.

Saal an der Donau

Agriculture; Anatomy; Farm machinery & equipment; General agriculture; Irrigation

Saal an der Donau est une commune de Bavière (Allemagne), située dans l'arrondissement de Kelheim, dans le district de Basse-Bavière.

application efficiency

Agriculture; Irrigation

The ratio of the water that is absorbed and stored in the root zone for later use by the plants to the total water applied.

actual evapotranspiration

Agriculture; Irrigation

The actual rate of water uptake by the plant which is determined by the level of available water in the soil.

available water capacity (AWC)

Agriculture; Irrigation

The portion of water in a soil that can be readily absorbed by plant roots. It is the amount of water between field capacity and permanent wilting point. It's usually measured ...

available water (aw)

Agriculture; Irrigation

The portion of water in a soil that can be readily absorbed by plant roots. It is the amount of water between field capacity and permanent wilting point. It's usually measured ...

backflow prevention device

Agriculture; Irrigation

A mechanical device used to prevent the flow of water from the water distribution system back to the water source and may be required by law. It's similar to anti-siphon valves.

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