- drainage ditches
- • дренажен канал
English-Bulgarian polytechnical dictionary . 2013.
drainage ditches
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Drainage model — may refer to: a surface drainage model or rainfall runoff model see surface runoff, runoff model (reservoir) , or a software site providing free download of a conceptual rainfall runoff model (RainOff) based on a… … Wikipedia
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Drainage system (Agriculture) — An agricultural drainage system is a system by which the water level on or in the soil is controlled to enhance agricultural crop production.=Classification=Figure 1 classifies the various types of drainage systems. It shows the field (or… … Wikipedia
drainage — /dray nij/, n. 1. the act or process of draining. 2. a system of drains, artificial or natural. 3. See drainage basin. 4. something that is drained off. 5. Surg. the drainage of fluids, as bile, urine, etc., from the body, or of pus and other… … Universalium
Drainage — See also: Storm drain and Stormwater Deep inside a Sydney drain in New South Wales Drainage is the natural or artificial removal of surface and sub surface water from an area. Many agricultural soils need drainage to improv … Wikipedia
Drainage equation — A drainage equation is an equation describing the relation between depth and spacing of parallel subsurface drains, depth of the watertable, depth and hydraulic conductivity of the soils. It is used in drainage design. Parameters in Hooghoudt s… … Wikipedia
public drainage way — The land reserved or dedicated for the installation of storm water sewers or drainage ditches, or required along a natural stream or watercourse for preserving the channel and providing for the flow of water to safeguard the public against flood… … Black's law dictionary
public drainage way — The land reserved or dedicated for the installation of storm water sewers or drainage ditches, or required along a natural stream or watercourse for preserving the channel and providing for the flow of water to safeguard the public against flood… … Black's law dictionary
irrigation and drainage — ▪ agriculture Introduction artificial application of water to land and artificial removal of excess water from land, respectively. Some land requires irrigation or drainage before it is possible to use it for any agricultural production; other… … Universalium
Tile drainage — (in agriculture) is an agriculture practice that removes excess water from soil subsurface. Whereas irrigation is the practice of adding additional water when the soil is naturally too dry, drainage brings soil moisture levels down for optimal… … Wikipedia
Well drainage — means drainage of agricultural lands by wells. Agricultural land is drained by pumped wells (vertical drainage) to improve the soils by controlling water table levels and soil salinity. Contents 1 Introduction 2 Design 3 Flow to wells 4 … Wikipedia
