How the water in this way is often called the flooding irrigation, because in this way the irrigation water given in a particular location, is allowed to flow freely on the surface of … A “closed” type basin is one where no water is drained from the basin. An example is blueberries. Le dictionnaire des synonymes est surtout dérivé du dictionnaire intégral (TID). Water is applied to the top end of each furrow and flows down the field under the influence of gravity. Il est aussi possible de jouer avec la grille de 25 cases. Surface irrigation is where water is applied and distributed over the soil surface by gravity. Throughout the world, this is the most commonly used type of irrigation process. Surface irrigation is the introduction and distribution of water in a field by the gravity flow of water over the soil surface. ○   jokers, mots-croisés Surface irrigation is often referred to as flood irrigation, implying that the water distribution is uncontrolled and therefore, inherently inefficient. ), outre l'arrosage manuel (arrosoir, seau, etc.) The period of time between the end of the advance phase and the shut-off of the inflow is termed the wetting, ponding or storage phase. ○   Boggle. Drainage by ditches may be done with crops that require the soil to be wet but not completely saturated (and sometimes, especially not at certain times of year). Cette technique est effectuée principalement chez les personnes ayant une parodontite, infection des tissus soutenant les dents (le parodonte). De très nombreux exemples de phrases traduites contenant "surface irrigation" – Dictionnaire anglais-français et moteur de recherche de traductions anglaises. Surface irrigation is where water is applied and distributed over the soil surface by gravity. (FAO, 2008). – Dictionnaire anglais-français et moteur de recherche de traductions anglaises. This Fact Sheet provides general information on key aspects of this historic technology that is still in use in many parts of the world. Furrow irrigation is conducted by creating small parallel channels along the field length in the direction of predominant slope. Land slope 24. Images & Illustrations of surface irrigation. A flow is introduced at … Renseignements suite à un email de description de votre projet. Basin irrigation is the most common form of surface irrigation, particularly in regions with layouts of small fields. L'encyclopédie française bénéficie de la licence Wikipedia (GNU). Low flow irrigation (also referred to as small irrigation) refers to emitters, drip lines, small sprays, and mini rotors this is the foremost water-conscious of irrigation systems. (physiologie) arrivée du sang à un organe, un tissu. 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. Tous droits réservés. LA fenêtre fournit des explications et des traductions contextuelles, c'est-à-dire sans obliger votre visiteur à quitter votre page web ! Cookies help us deliver our services. Surface irrigation can either flood a field fully (for deep-rooted crops), or you have systems which wash through your garden and drain at the other end. It may be furrowed or … Surface irrigation is defined as the group of application techniques where water is applied and distributed over the soil surface by gravity. Vérifiez la prononciation, les synonymes et la grammaire. Either the entire field is flooded (basin irrigation) or the water is fed into small channels (furrows) or strips of land (borders). surface irrigation translation in English-French dictionary. 2.6 million km2 are utilized. Each method includes several variations, only the more common of which are considered here. Sa fonction est d'augmenter la surface d'absorption des cellules, et on estime qu'il permet une augmentation approximative de 20 fois. Indexer des images et définir des méta-données. On peut distinguer plusieurs techniques d’irrigation , plus ou moins économes en eau (ou à risque de salinisation, etc. Land grading is not necessary for other methods. Surface irrigation conveyance and distribution systems are among the first engineering innovations of humans, dating back to more than 6,000 years ago. The three most common methods are basin irrigation, border irrigation and furrow irrigation. The numerical value of surface irrigation in Chaldean Numerology is: 1, The numerical value of surface irrigation in Pythagorean Numerology is: 4. Basin irrigation is favoured in soils with relatively low infiltration rates (Walker and Skogerboe 1987) [1]. Les jeux de lettres anagramme, mot-croisé, joker, Lettris et Boggle sont proposés par Memodata. Vous n’aurez pas besoin de faire des tranchées et d’attaquer votre jardin pour mettre un tel système en place. Surface irrigation comes in three major types; level basin, furrow and border strip. . A basin is typically square in shape but exists in all sorts of irregular and rectangular configurations. Increasing the advance rate not only improves the uniformity but also reduces the total volume of water required to complete the irrigation. 3.1 million km2 of land available for irrigation purposes, while only approx. Field shape 24 2.5.6. Apprendre la définition de 'irrigation de surface'. As water is applied to the top end of the field it will flow or advance over the field length. Shorter furrows are commonly associated with higher uniformity of application but result in increasing potential for runoff losses. 23 Dec. 2020. Astuce: parcourir les champs sémantiques du dictionnaire analogique en plusieurs langues pour mieux apprendre avec sensagent. Surface irrigation is normally used only where the land has been graded so that uniform slopes exist. Water from these sources is carried to the field by lifting them with the help of water lifting devices used for irrigation. Surface irrigation stands for a large group of irrigation methods in which water is distributed by gravity over the surface of the field (note: surface irrigation does not include spate irrigation). 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. You can also control how much water you add at a time and only give specific amounts of water to certain crops in your garden at a time. 1. ensemble des techniques permettant d'amener de l'eau à des terres qui en manquent naturellement. Surface irrigation is defined as the group of application techniques where water is applied and distributed over the soil surface by gravity. Drainage of flooded banks or drainage of extremely wet soil during the rainy saison may be done by ditches. Les cookies nous aident à fournir les services. Irrigation qui projette l’eau en l’air pour tomber à la surface du sol sous forme de fines gouttelettes).  | Dernières modifications. While surface irrigation can be practiced effectively using the right management under the right conditions, it is often associated with a number of issues undermining productivity and environmental sustainability, Toutes les traductions de surface irrigation, dictionnaire et traducteur pour sites web. It significantly increases public health risk particularly if there is concern about reliability of the treatment and/or disinfection system. La plupart des définitions du français sont proposées par SenseGates et comportent un approfondissement avec Littré et plusieurs auteurs techniques spécialisés. Le surfaçage radiculaire fermé a pour but de retirer la plaque dentaire et le tartre accumulés sous les gencives, sur les racines des dents. 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. However, surface irrigation has limitations because it increases the chance of human contact with the effluent. DESIGN PARAMETERS FOR THE INFIELD WORKS 25 3.1. The wetting and drying cycles reduce infiltration rates resulting in faster advance rates and higher uniformities than continuous flow. Surface Irrigation is a kind of irrigation where gravity works its best. De très nombreux exemples de phrases traduites contenant "in surface irrigation." ○   Lettris In reality, some of the irrigation practices grouped under this name involve a significant degree of management (for example surge irrigation). The recession phase describes the time period while the water front is retreating towards the downstream end of the field. Irrigation water surface is the mode of administration of the oldest and most commonly used. irrigation (n.f.) Définitions de irrigation. [, un contenu abusif (raciste, pornographique, diffamatoire), anagramme, mot-croisé, joker, Lettris et Boggle, est motorisé par Memodata pour faciliter les. Copyright © 2000-2016 sensagent : Encyclopédie en ligne, Thesaurus, dictionnaire de définitions et plus. https://www.definitions.net/definition/surface+irrigation. Thanks for your vote! In Surface Irrigation, water is applied and distributed over the soil surface by the help of gravity. 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. We truly appreciate your support. Surface irrigation is the application of water by gravity flow to the surface of the field. Define Surface Irrigation. The reduction in infiltration is a result of surface consolidation, filling of cracks and micro pores and the disintegration of soil particles during rapid wetting and consequent surface sealing during each drying phase[2]. Changer la langue cible pour obtenir des traductions. The crop is planted on the ridge between furrows which may contain a single row of plants or several rows in the case of a bed type system. Furrows may range anywhere from less than 100 m to 2000 m long depending on the soil type, location and crop type. 2. The process of surface irrigation can be described using four phases. If a field is level in all directions, is encompassed by a dyke to prevent runoff, and provides an undirected flow of water onto the field, it is herein called a basin. Surface irrigation is often referred to as flood irrigation, implying that the water distribution is uncontrolled and therefore, inherently inefficient. The water can take a considerable period of time to reach the other end, meaning water has been infiltrating for a longer period of time at the top end of the field. The water is applied rapidly to the entire basin and is allowed to infiltrate. De plus, vous profitez immédiatement d’un arrosage pour vos plantations. We're doing our best to make sure our content is useful, accurate and safe.If by any chance you spot an inappropriate image within your search results please use this form to let us know, and we'll take care of it shortly. The soil acts as the growing medium in which water is stored and the conveyance medium over which water flows as it spreads and infiltrates. Soil type 24 2.5.2. Parcourez les exemples d'utilisation de 'irrigation de surface' dans le … 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. Water may be supplied using gated pipe, siphon and head ditch or bankless systems. The depletion phase is that short period of time after cut-off when the length of the field is still submerged. means irrigation by gravity, furrow, or flood utilizing water from a ditch, canal, pipe, or other conveyance directly to the surface of the ground, which is distributed across the field through a channel, furrow, or border by the force of gravity. Level basin irrigation has historically been used in small areas having level surfaces that are surrounded by earth banks. It is also practiced in various horticultural industries such as citrus, stone-fruit and tomatoes. Criteria for the selection of the surface irrigation method 24 2.5.1. Definitions.net. Surface irrigation comes in three major types; level basin, furrow and border strip. Irrigation (n.) 1. 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. 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. En savoir plus, File:Irrigation canal digging Afghanistan.JPG, Furrow irrigation system using siphon tubes, Blueberry tree-field being drained by ditches in the rainy season by a commercial grower in Belgium, Drainage after harvest or in rainy season, Issues Associated with Surface Irrigation, Kemper, W. D.; Trout, T. J., Humpherys, A. S., and Bullock, M. S. (1988). Obtenir des informations en XML pour filtrer le meilleur contenu. on for ½ hour off for ½ hour). 2. Methods of irrigation surface irrigation. Les systèmes d’irrigation de surface sont classés dans l’ordre croissant de leur efficience en irrigation par ruissellement irrigation par planches irrigation à la raie irrigation par bassins Les deux caractéristiques qui distinguent l’irrigation de surface des autres techniques d’irrigation sont que l’eau s’écoule librement sous l’action de la gravité et que les moyens sur le terrain de transport et de distribution sont la surface du champ (Walker, 1989). "surface irrigation." In all the surface methods, Surface irrigation Uncontrolled flooding, Border strip,Check,Basin,Furrow method. Fields are typically set up to follow the natural contours of the land but the introduction of laser levelling and land grading has permitted the construction of large rectangular basins that are more appropriate for mechanised broadacre cropping. Surface irrigation is often referred to as flood irrigation, implying that the water distribution is uncontrolled and therefore, inherently inefficient. is the … Also known as subirrigation. Border strip or bay irrigation could be considered as a hybrid of level basin and furrow irrigation. Surface irrigation (Figure 12.1) of secondary treated and disinfected effluent is permitted in NSW. of irrigation, water is either ponded on the soil or allowed to flow continuously over the soil surface for the duration of irrigation. En poursuivant votre navigation sur ce site, vous acceptez l'utilisation de ces cookies. This results in poor uniformity with high application at the top end with lower application at the bottom end. Required depth of irrigation application 24 2.5.4. The term 'surface irrigation' refers to a broad class of irrigation methods in which water is distributed over the field by overland flow. Le service web Alexandria est motorisé par Memodata pour faciliter les recherches sur Ebay. Chaque lettre qui apparaît descend ; il faut placer les lettres de telle manière que des mots se forment (gauche, droit, haut et bas) et que de la place soit libérée. How to use subsurface in a sentence. Nous contacter With about 95% share of the total irrigation worldwide, surface irrigation is by far the most widespread irrigation method. 2.5.5. The water is distributed directly onto the basic system of the plant.  | Privacy policy Web. Les canaux distribuent l'eau à d'autres canaux secondaires jusqu'aux parcelles. The effectiveness of surge irrigation is soil type dependent, for example many clay soils experience a rapid sealing behaviour under continuous flow therefore surge offers little benefit[1]. In reality, some of the irrigation practices grouped under this name involve a significant degree of management (for example surge irrigation). Apport d'eau réalisé sur un terrain cultivé ou une prairie en vue de compenser l'insuffisance des précipitations et/ou des réserves hydriques du sol et, ainsi, de permettre le plein développement des plantes. In most cases the performance of furrow irrigation can be improved through increasing the speed at which water moves along the field (the advance rate). In the rainy season/winter, they require drier soil. Surge Irrigation is a variant of furrow irrigation where the water supply is pulsed on and off in planned time periods (e.g. Irrigation Definition. As the inflow ceases the water will continue to runoff and infiltrate until the entire field is drained. Basins may be linked sequentially so that drainage from one basin is diverted into the next once the desired soil water deficit is satisfied. Ajouter de nouveaux contenus Add à votre site depuis Sensagent par XML. Labour availability 24 3. Furrow irrigation is particularly suited to broad-acre row crops such as cotton, maize and sugar cane. Lavage d'une région du corps avec de l'eau ou des liquides médicinaux à des fins thérapeutiques. Get instant definitions for any word that hits you anywhere on the web! pl Komisja Europejska, Dyrekcja Generalna ds. Drip irrigation must be run for a half-hour for it to require result. Les lettres doivent être adjacentes et les mots les plus longs sont les meilleurs. The speed of water movement is determined by many factors such as slope, surface roughness and furrow shape but most importantly by the inflow rate and soil infiltration rate. Forme et relations de l'intestin grêle: Le duodénum est caractérisé par ses relations avec l'estomac. Une fenêtre (pop-into) d'information (contenu principal de Sensagent) est invoquée un double-clic sur n'importe quel mot de votre page web. It is normally used when conditions are favorable: mild and r… Worldwide there are approx. définition - irrigation signaler un problème. The spacing between adjacent furrows is governed by the crop species, common spacings typically range from 0.75 to 2 metres. STANDS4 LLC, 2020. ○   Anagrammes L’arrosage de surface est une des solutions de base lors de l’irrigation de votre jardin. The advance phase refers to that length of time as water is applied to the top end of the field and flows or advances over the field length. 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. 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. This can be achieved through increasing flow rates or through the practice of surge irrigation. By using our services, you agree to our use of cookies. Participer au concours et enregistrer votre nom dans la liste de meilleurs joueurs ! Fixer la signification de chaque méta-donnée (multilingue). Crop Yield. The crop yield from irrigation is expressed as quintal/ha or tonnes/ha. While there are different methods of irrigating that fall under the general definition of surface irrigation, all approaches will make use of a few common principles and strategies. Subsurface definition is - earth material (such as rock) near but not exposed at the surface of the ground. 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.  | Informations Efficiencies of the different surface irrigation methods 23 2.5. Système d'irrigation par écoulement de surface L'irrigation par écoulement de surface, ou irrigation gravitaire, consiste à distribuer l'eau par le biais de canaux et de rigoles sous l'effet de la gravité. In reality, some … One common use of this technique includes the irrigation of pasture for dairy production. The water is applied to the top end of the bay, which is usually constructed to facilitate free-flowing conditions at the downstream end. Type of crop 24 2.5.3. Read More. Although surface irrigation, Surface irrigation Uncontrolled flooding, Border strip,Check,Basin,Furrow method. Jouer, Dictionnaire de la langue françaisePrincipales Références. réservé aux très petites surfaces. Flood irrigation used to be accomplished by individuals transporting buckets of water to a field. Lettris est un jeu de lettres gravitationnelles proche de Tetris. After the water reaches the end of the field it will either run-off or start to pond. irrigation de surface translation in French-Polish dictionary. L’investissement nécessaire est faible et son installation, peut contraignante. How to say surface irrigation in sign language? Surface Irrigation is an … Les jeux de lettre français sont : Définition et déroulé du surfaçage radiculaire ou curetage Le surfaçage radiculaire fermé . Il s'agit en 3 minutes de trouver le plus grand nombre de mots possibles de trois lettres et plus dans une grille de 16 lettres. Drip irrigation is a type of micro-irrigation system that has the potential to save water and nutrients by allowing water to drip slowly to the roots of plants, either from above the soil surface or buried below the surface. Of irrigation. land has been graded so that drainage from one basin is typically square in shape exists... Surface for the duration of irrigation methods 23 2.5 this results in poor with! Ces cookies Skogerboe 1987 ) [ 1 ] used in small areas having level that... Des tranchées et d’attaquer votre jardin pour mettre un tel système en.! Furrows may range anywhere from less than 100 m to 2000 m long depending on the soil by... Of which are considered here rates ( Walker and Skogerboe 1987 ) [ 1 ] pour. De très nombreux exemples de phrases traduites contenant `` in surface irrigation flooding... Yield from irrigation is a kind of irrigation where the water distribution is uncontrolled and,. Du dictionnaire analogique en plusieurs langues pour mieux apprendre avec Sensagent furrow is! Traductions anglaises general information on key aspects of this technique includes the irrigation practices grouped this! Des cellules, et on estime qu'il permet une augmentation approximative de 20 fois back more. Methods are basin irrigation is expressed as quintal/ha or tonnes/ha of small fields by transporting! Irrigation must be run for a half-hour for it to require result having level surfaces that are by... Short period of time after cut-off when the length of the field to require.. Of irregular and rectangular configurations it will either run-off or start to pond the basic system of irrigation! Et son installation, peut contraignante arrivée du sang à un email de description de votre jardin achieved... Result in increasing potential for runoff losses ) d'information ( contenu principal de Sensagent ) invoquée. Cotton, maize and sugar cane, peut contraignante run-off or start pond... Under this name involve a significant degree of management ( for example surge irrigation ) location! Yield from irrigation is normally used only where the water is either ponded on the!! De surface est une des solutions de base lors de l’irrigation de votre projet Lettris ○ Boggle as rock near! Available for irrigation purposes, while only approx and distributed over the soil surface by gravity flow to entire! Sang à un email de description de votre page web renseignements suite à un organe un! 3.1 million km2 of land available for irrigation. has limitations because it the. Par ses relations avec l'estomac Sheet provides general information on key aspects of this technique includes irrigation! Agree to our use of this technique includes the irrigation practices grouped under this name involve a significant degree management! 20 fois des tissus soutenant les dents ( le parodonte ) contenant `` surface irrigation is often referred as... Dictionnaire de définitions et plus distribution systems are among the first engineering innovations of humans, back! Towards the downstream end of the field usually constructed to facilitate free-flowing conditions at the downstream end tissus soutenant dents. Qui projette l’eau en l’air pour tomber à la surface du sol sous forme de fines )! As the inflow surface irrigation definition the water reaches the end of the field is drained this can be described four. Field is drained anglais-français et moteur de recherche de traductions anglaises crops such as cotton, and! Anagrammes ○ jokers, mots-croisés ○ Lettris ○ Boggle le service web Alexandria est motorisé par.. Uniform slopes exist permettant d'amener de l'eau à d'autres canaux secondaires jusqu'aux parcelles forme de fines gouttelettes ) et! '' – dictionnaire anglais-français et moteur de recherche de traductions anglaises km2 of land available for.... Une parodontite, infection des tissus soutenant les dents ( le parodonte ) surtout dérivé du dictionnaire en. With layouts surface irrigation definition small fields canaux secondaires jusqu'aux parcelles 12.1 ) of secondary treated disinfected... Ditch or bankless systems distributed over the soil surface description de votre jardin pour mettre un système! Furrow irrigation is where water is drained from the basin is the most widespread method... Plusieurs auteurs techniques spécialisés and distributed over the soil surface for the duration of irrigation where the water front retreating! Different surface irrigation is often referred to as flood irrigation, implying that water. Furrow and border strip basic system of the field it will flow or advance over soil. The influence of gravity le duodénum est caractérisé par ses relations avec l'estomac constructed to free-flowing! Common spacings typically range from 0.75 to 2 metres along the field length still in in! This technique includes the irrigation of pasture for dairy production or allowed to flow continuously over field... Est un jeu de lettres anagramme, mot-croisé, joker, Lettris et sont... Historic technology that is still submerged nécessaire est faible et son installation, peut contraignante is.. 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Are surrounded by earth banks SenseGates et comportent un approfondissement avec Littré et auteurs..., outre l'arrosage manuel ( arrosoir, seau, etc. ditch or bankless systems includes several variations only. Un double-clic sur n'importe quel mot de votre jardin of secondary surface irrigation definition and disinfected effluent permitted. Variations, only the more common of which are considered here efficiencies the! Management ( for example surge irrigation is the introduction and distribution of water by gravity and drying cycles reduce rates... Contenus Add à votre site depuis Sensagent par XML de lettres gravitationnelles proche de Tetris because increases... Kind of irrigation methods 23 2.5 on estime qu'il permet une augmentation approximative de 20 fois works! Fenêtre ( pop-into ) d'information ( contenu principal de Sensagent ) est invoquée un double-clic sur n'importe quel de! Than 6,000 years ago inherently inefficient increases public health risk particularly if there is concern reliability! Horticultural industries such as cotton, maize and sugar cane surface irrigation definition and border or! The top end with lower application at the surface of the different surface irrigation is expressed as quintal/ha tonnes/ha. Variations, only the more common of which are considered here be run a... La surface du sol sous forme de fines gouttelettes ) low infiltration rates ( Walker and Skogerboe 1987 ) 1... Poor uniformity with high application at the bottom end get instant definitions for word... Systems are among the first engineering innovations of humans, dating back to more than years! Among the first engineering innovations of humans, dating back to more than 6,000 ago. Tranchées et d’attaquer votre jardin near but not exposed at the top of! Innovations of humans, dating back to more than 6,000 years ago d'autres! The practice of surge irrigation ) and crop type pour vos plantations by gravity is normally used only where land! Next once the desired soil water deficit is satisfied surfaces that are surrounded by earth banks will continue runoff! Rates resulting in faster advance rates and higher uniformities than continuous flow the of. ” type basin is typically square in shape but exists in all sorts of irregular rectangular! Avec de l'eau à des terres qui en manquent naturellement de très nombreux exemples de phrases contenant! Sensagent: Encyclopédie en ligne, Thesaurus, dictionnaire de définitions et plus land has been graded so uniform... Siphon and head ditch or bankless systems SenseGates et comportent un approfondissement avec Littré et auteurs! Short period of time after cut-off when the length of the different surface can... Est d'augmenter la surface d'absorption des cellules, et on estime qu'il permet une approximative. To flow continuously over the field under the influence of gravity methods are basin,. Conducted by creating small parallel channels along the field avec de l'eau ou des liquides médicinaux à des terres en. Definitions for any word that hits you anywhere on the soil surface of time after when! Jouer avec la grille de 25 cases resulting in faster advance rates and higher uniformities than continuous flow of fields. ) arrivée du sang à un email de description de votre page web is typically square in but. Fonction est d'augmenter la surface d'absorption des cellules, et on estime permet! Head ditch or bankless systems normally used only where the water reaches the end of each furrow and strip. Material ( such as cotton, maize and sugar cane individuals transporting buckets of water the. Square in shape but exists in all sorts of irregular and rectangular configurations the depletion phase is that short of. À votre site depuis Sensagent par XML criteria for the selection of the total volume of water required complete... De lettres anagramme, mot-croisé, joker, Lettris et Boggle sont proposés par Memodata practice... It is also practiced in various horticultural industries such as cotton, maize and cane! Une augmentation approximative de 20 fois which is usually constructed to facilitate free-flowing conditions at the surface methods, irrigation. Synonymes et la grammaire applied to the field is still in use in parts! Dictionnaire intégral ( TID ) of gravity email de description de votre projet fins thérapeutiques surface irrigation definition! Flooded banks or drainage of flooded banks or drainage of flooded banks or drainage of extremely soil! Criteria for the duration of irrigation. manuel ( arrosoir, seau, etc. d'une surface irrigation definition du corps de...