irrigation meaning in tamil

Tamil Nadu presented in Table 15.4.1 below shows that the share of the surface irrigation sources is on a continuous decline with tanks accounting for most of the decline, while the private well irrigation has gained a preeminent position. [citation needed] These reservoirs and canal systems were used primarily to irrigate paddy fields, which require a lot of water to cultivate. It is often called flood irrigation when the irrigation results in flooding or near flooding of the cultivated land. Pācaṉa. Tamil Translation. The process is repeated in a pattern until the whole field has been irrigated. The ancient technique of drawing water using a shadoof has been replaced today by new invensions. Irrigation also has other uses in crop production, including frost protection,[1] suppressing weed growth in grain fields[2] and preventing soil consolidation. After sufficient irrigation has been applied to one strip of the field, the hose is removed, the water drained from the system, and the assembly rolled either by hand or with a purpose-built mechanism, so that the sprinklers are moved to a different position across the field. Information about Historian in the free online Tamil dictionary. Most of these use a length of polyethylene tubing wound on a steel drum. [42] The World Health Organization has developed guidelines for safe water use. Irrigation: நீர்ப்பாசனம். ILRI, 1989, Effectiveness and Social/Environmental Impacts of Irrigation Projects: a Review. Under them the Tamil people built great temples, irrigation tanks, dams, and roads, and they played an important role in the transmission of Indian culture to Southeast Asia. components meaning in tamil Aadhar Government Scheme news Services Study PMKSY 2020-21, Prime Minister Agricultural Irrigation Scheme | Online application form | all information One useful feature of a lateral move system is that it consists of sections that can be easily disconnected, adapting to field shape as the line is moved. Village Administration - Irrigation - TNPSC VAO in (English/Tamil) Quick Learning 4 TNPSC , IBPS, SSC. Spray heads are used to cover smaller areas, while rotors are used for larger areas. The hose is reconnected. Center for Advanced Study, University of Illinois at Urbana-Champaign Recommended for you 1:20:20 The Tamil people, also known as ... Zvelebil suggests an etymology of tam-iz, with tam meaning "self" or "one's self", and "-iz" having the connotation of "unfolding sound". Need to translate "irrigation and drainage" to Tamil? English translation along with definitions is also mentioned. To avoid a global water crisis, farmers will have to strive to increase productivity to meet growing demands for food, while industry and cities find ways to use water more efficiently. [13], In sub-Saharan Africa irrigation reached the Niger River region cultures and civilizations by the first or second millennium BCE and was based on wet-season flooding and water harvesting. A series of pipes, each with a wheel of about 1.5 m diameter permanently affixed to its midpoint, and sprinklers along its length, are coupled together. [3] In contrast, agriculture that relies only on direct rainfall is referred to as rain-fed. When used as in the meaning of a festival, most often refers to a religious festival rather than a film or art festival. The canals have been radiocarbon dated to at least 3400 B.C. It can store water for irrigation. Irrigation is the artificial application of water to the soil for growth of plants. Many of them are smaller versions of larger agricultural and landscape sprinklers, sized to work with a typical garden hose. Advantages are water and nutrient conservation, and labor savings through reduced system maintenance and automation. Irrigation is the process of applying controlled amounts of water to plants at needed intervals. Manual adjustment of individual wheel positions may be necessary if the system becomes misaligned. [30] The irrigation of 20% of farming land accounts for the production of 40% of food production.[31][32]. When used as in the meaning of a festival, most often refers to a religious festival rather than a film or art festival. In year 2000, the total fertile land was 2,788,000 km2 (689 million acres) and it was equipped with irrigation infrastructure worldwide. Meaning of Quench. The International Water Management Institute has worked in India, Pakistan, Vietnam, Ghana, Ethiopia, Mexico and other countries on various projects aimed at assessing and reducing risks of wastewater irrigation. Rotors can be designed to rotate in a full or partial circle. Drip Irrigation. Newer systems have drop sprinkler heads as shown in the image that follows. Here's how you say it. [14][15], Evidence of terrace irrigation occurs in pre-Columbian America, early Syria, India, and China. This method can be the most water-efficient method of irrigation,[35] if managed properly, evaporation and runoff are minimized. Archaeological investigation has found evidence of irrigation in areas lacking sufficient natural rainfall to support crops for rainfed agriculture. Hallows, Peter J., and Donald G. Thompson. For other uses, see, "Watering" redirects here. On line: Rosegrant, Mark W., and Hans P. Binswanger. Irrigation facilities make it possible to grow more than one crop in most of the areas of the country. The process is known as fertigation. Complications in accurately measuring irrigation performance which changes over time and space using measures such as productivity, efficiency, equity and adequacy. There are many types of hose-end sprinklers. • A large sized tank is termed as a reservoir. Typically, a solution of water and nutrients floods a container or flows through a trough for a short period of time, 10–20 minutes, and is then pumped back into a holding tank for reuse. The act or process of irrigating, or the state of being irrigated; especially, the operation of causing water to flow over lands, for nourishing plants. Weed is one of the main headache to the farmer. survey. RESERVOIR OR TANK SYSTEM • Tank irrigation is a storage irrigation scheme,which utilises the water stored on upsream side of earthern dam called the bund.These earthern bund reservoirs are known as tanks,especially in south india. However, water scarcity is already a critical constraint to farming in many parts of the world. However, because agriculture has to compete for increasingly scarce water resources with industry and municipal users (see Water scarcity below), there is often no alternative for farmers but to use water polluted with urban waste, including sewage, directly to water their crops. This means of irrigation is used in the Deccan Plateau and in the States of Andhra Pradesh, Karnataka and Tamil Nadu. Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. This is often seen in terraced rice fields (rice paddies), where the method is used to flood or control the level of water in each distinct field. The meaning of water management. Irrigation should be optimum because even over-irrigation can spoil the crop production . Cities provide lucrative markets for fresh produce, so are attractive to farmers. irrigation tamil meaning and more example for irrigation will be given in tamil. They advocate a 'multiple-barrier' approach to wastewater use, where farmers are encouraged to adopt various risk-reducing behaviours. Thanks for using this online dictionary, we have been helping millions of people improve their use of the TAMIL language with its free online services. Higher pressure sprinklers that rotate are called rotors and are driven by a ball drive, gear drive, or impact mechanism. Ancient Egyptians practiced basin irrigation using the flooding of the Nile to inundate land plots which had been surrounded by dykes. Drip (or micro) irrigation, also known as trickle irrigation, functions as its name suggests. Late in the Hohokam Chronological Sequence, they also used extensive dry-farming systems, primarily to grow agave for food and fiber. The water application efficiency of surface irrigation is typically lower than other forms of irrigation. This is perhaps the oldest means of irrigation in India. Nīrppācaṉam irrigation. Cultural command area is the basis for the design of water course and basis for the design of an irrigation project. [27][need quotation to verify], The oldest known irrigation canals in the Americas are in the desert of northern Peru in the Zaña valley near the hamlet of Nanchoc. They developed perennial irrigation, regularly watering crops throughout the growing season by coaxing water through a matrix of small channels formed in the field. This can be done by local authorities (municipal water management) or it can be done by individuals at home (when we manage how we use our own water supplies). But for me, I like and I personally Love old Sinhala songs. அகராதி Tamil Meaningirrigationmeaning in tamil is பாசானம். Irrigation Source of Tamilnadu. A drive system (often found near the centre of the wheel line) rotates the clamped-together pipe sections as a single axle, rolling the whole wheel line. Excess water leads to waterlogging, hinder germination, increased salt concentration and uprooting because roots can’t withstand standing water. These canals provide the earliest record of irrigation in the New World. [20], The oldest known hydraulic engineers of China were Sunshu Ao (6th century BCE) of the Spring and Autumn period and Ximen Bao (5th century BCE) of the Warring States period, both of whom worked on large irrigation projects. Irrigation increases the availability of water supply, which in … ", This page was last edited on 1 January 2021, at 00:55. This water was then poured over the area where the irrigation activity was to take place. as part of a nationwide system to measure and collect rainfall for agricultural applications. ABSTRACT Rules – Rules for change of land use from Agriculture to non-agriculture in non-planned areas under clause (k), sub-section (2) of section 122 read with section 47-A of the Tamil Nadu Town and Country Planning Act, 1971 (Tamil Nadu Act 35 of 1972)– Notification – Issued. Best Website for Tamil Typing, Tamil Translation and English to Tamil Dictionary. The areas covered by different types of irrigation are extensive in certain districts and negligible in others. There are several methods of irrigation. Sub-irrigation in greenhouses requires fairly sophisticated, expensive equipment and management. Tamil Translations of Quench. The goal is to apply the water to the plants as uniformly as possible, so that each plant has the amount of water it needs, neither too much nor too little. 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