Surface irrigation is often referred to as flood irrigation, implying that the water distribution is uncontrolled and therefore, inherently inefficient. It is by far the most common form of irrigation throughout the world and has been practiced in many areas virtually unchanged for thousands of years. Surface irrigation conveyance and distribution systems are among the first engineering innovations of humans, dating back to more than 6,000 years ago. Although surface irrigation, Surface irrigation Uncontrolled flooding, Border strip,Check,Basin,Furrow method. (physiologie) arrivée du sang à un organe, un tissu. Thanks for your vote! Surface irrigation is the application of water by gravity flow to the surface of the field. Crop Yield. Forme et relations de l'intestin grêle: Le duodénum est caractérisé par ses relations avec l'estomac. Définition et déroulé du surfaçage radiculaire ou curetage Le surfaçage radiculaire fermé . The water is applied rapidly to the entire basin and is allowed to infiltrate.  | Dernières modifications. The numerical value of surface irrigation in Chaldean Numerology is: 1, The numerical value of surface irrigation in Pythagorean Numerology is: 4. pl Komisja Europejska, Dyrekcja Generalna ds. As the inflow ceases the water will continue to runoff and infiltrate until the entire field is drained. Vérifiez la prononciation, les synonymes et la grammaire. Labour availability 24 3. En poursuivant votre navigation sur ce site, vous acceptez l'utilisation de ces cookies. Furrow irrigation is particularly suited to broad-acre row crops such as cotton, maize and sugar cane. Définitions de irrigation. Surface irrigation comes in three major types; level basin, furrow and border strip. How to use subsurface in a sentence. 2.5.5. A “closed” type basin is one where no water is drained from the basin. Each method includes several variations, only the more common of which are considered here. The borders of the irrigated strip are longer and the strips are narrower than for basin irrigation and are orientated to align lengthwise with the slope of the field. One common use of this technique includes the irrigation of pasture for dairy production. A basin is typically square in shape but exists in all sorts of irregular and rectangular configurations. The term 'surface irrigation' refers to a broad class of irrigation methods in which water is distributed over the field by overland flow. A flow is introduced at … surface irrigation translation in English-French dictionary. Irrigation may be defined as the science of the artificial application of water to the land, in accordance with crop requirements throughout the crop period for the full-fledged nourishment of the crops. ○   Boggle. Read More. Irrigation (n.) 1. Land slope 24. By using our services, you agree to our use of cookies. This results in poor uniformity with high application at the top end with lower application at the bottom end. Surface irrigation is normally used only where the land has been graded so that uniform slopes exist. Field shape 24 2.5.6. Irrigation water surface is the mode of administration of the oldest and most commonly used. Water may be supplied using gated pipe, siphon and head ditch or bankless systems. Changer la langue cible pour obtenir des traductions. We're doing our best to make sure our content is useful, accurate and safe.If by any chance you spot an inappropriate comment while navigating through our website please use this form to let us know, and we'll take care of it shortly. The wetting and drying cycles reduce infiltration rates resulting in faster advance rates and higher uniformities than continuous flow. Surface Irrigation is an … The depth of water applied to any point in the field is a function of the opportunity time, the length of time for which water is present on the soil surface. This Fact Sheet provides general information on key aspects of this historic technology that is still in use in many parts of the world. shən] (agriculture) A method of providing water to plants by raising the water table to the root zone of the crop or by carrying moisture to the root zone by perforated underground pipe. In Surface Irrigation, water is applied and distributed over the soil surface by the help of gravity. Les jeux de lettre français sont : C’est un réseau de conduites sous pression portant des asperseurs ou des buses, conçu pour projeter des jets ou pulvériser de l’eau sous forme de fine gouttes à la surface du sol. Surface Irrigation is a kind of irrigation where gravity works its best. The water is distributed directly onto the basic system of the plant. Surface water: Surface water is provided by flowing water of river of from still waters of tanks, ponds, lakes pools or artificial reservoirs such as dams, barrages and diversionary bunds with different storage capacity. Lavage d'une région du corps avec de l'eau ou des liquides médicinaux à des fins thérapeutiques. Furrow irrigation is conducted by creating small parallel channels along the field length in the direction of predominant slope. Row crops such as cotton, maize and sugar cane Skogerboe 1987 ) [ 1 ] high application the... ( arrosoir, seau, etc. end with lower application at the surface of the field overland! Of surface irrigation is an … basin irrigation is where water is applied and distributed over the field will. Cycles reduce infiltration rates resulting in faster advance rates and higher uniformities than continuous flow web. As water is applied to the entire basin and furrow irrigation. wetting and drying cycles reduce infiltration rates Walker... 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