Winner of the Standing Ovation Award for “Best PowerPoint Templates” from Presentations Magazine. CHAPTER THREE: IRRIGATION METHODS AND DESIGNS 3.1 IRRIGATION METHODS a) Surface Irrigation: Just flooding water. IRRIGATION METHODS Implements. Surface irrigation conveyance and distribution systems are among the first engineering innovations of humans, dating back to more than 6,000 years ago. Surface Irrigation Methods 2. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. 2. - Among the numerous sporting surface available, the acrylic sports surface is the most preferred one due to its longevity and less effort in maintaining it. IRRIGATION EFFICIENCY OF MAJOR IRRIGATION SYSTEM IN INDIA. World Programme For The Census Of Agriculture (wca) 2020 214385 PPT. … This has been compounded by the fact that a single method is often referred to with different names. check basin , furrow and border strip method, Chapter 5 methods of irrigation Dr. Thomas Abraham_19-3-14. 2.2 Surface irrigation methods. Now customize the name of a clipboard to store your clips. If you continue browsing the site, you agree to the use of cookies on this website. Pressurized irrigation Criteria for selection of irrigation method Water supply source Topography Quantity of water to be applied The crop Method of cultivation 5. Surface Irrigation: In this method water flows and spreads over the surface of the land. 1.1 Surface Irrigation 1.2 Sprinkler Irrigation 1.3 Drip Irrigation 1.4 Functioning of Irrigation Systems An adequate water supply is important for plant growth. Boasting an impressive range of designs, they will support your presentations with inspiring background photos or videos that support your themes, set the right mood, enhance your credibility and inspire your audiences. - IRRIGATION SCHEDULING AND TECHNIQUES IN POTATO Next End IMPORTANCE Water is the key input in crop production and plants take nutrients from the soil in the medium ... Water flows across the soil surface to the point, Oldest irrigation method and most widely used, Used primarily on agricultural or orchard crops, Relatively flat fields -- allow water to find its, Dikes used to surround an area and allow for, Small channels carry the water (entire surface is, Head ditch with siphon tubes or side-opening, Gated pipe (aluminum or plastic pipe with small, Buried pipeline with periodically spaced valves, Drainage ditches for collecting and conveying, Inlet facilities to the reservoir (including, Conveyance system for transporting water (to same, Movement of water from the inlet end to the, Rule-of-Thumb 1/3 of the total advance time is, Process of water leaving the surface (through, Usually begins to recede at the upstream end, Opportunity Time difference between Recession, Infiltration Depth a function of the opportunity, Inherent non-uniformity because recession and, Part of infiltration may go to deep percolation, qmax maximum non-erosive stream size (gpm), Low CR's rapid advance, good uniformity, high, High CR's slow advance, poor uniformity, low, Increases advance time, but reduces average, Use large inflow rate during advance, and then, Alternate on-off periods for applying water, Achieve higher efficiencies and uniformities in. 5 % of the irrigated areas are by this method. CHAPTER THREE: IRRIGATION a) Surface Irrigation: Just flooding water. The classification of surface methods is perhaps somewhat arbitrary in technical literature. About 5 % of the irrigated areas are by this method. 1.surface irrigation and its methods A Lecture By Mr. Allah Dad Khan Visiting... No public clipboards found for this slide. This Fact Sheet provides general information on key aspects of this historic technology that is still in use in many parts of the world. - B3.2.3 Irrigation techniques Sprinkler irrigation Uniform application by artificial rain Good application efficiencies (0.7 0.8) dependent on wind ... - FURROW IRRIGATION & SUBIRRIGATION P.PRAKASH BTE - 06 - 025 * * * * * * * * SUBIRRIGATION Subirrigation Applying water from beneath the soil surface By constructing ... IRRIGATION SCHEDULING AND TECHNIQUES IN GRAPES, - IRRIGATION SCHEDULING AND TECHNIQUES IN GRAPES ... Next End, Introduction Irrigation and drainage Systems. 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A Measurable Downturn ; COVID-19 Outbreak Remains a Threat to growth in the Southeast.. And most common method of irrigation, it does not result in high levels performance! Appearance - the kind of irrigation Dr. Thomas Abraham_19-3-14 the Near Future: flooding water water... And Border strip method, chapter 5 methods of irrigation system the degree of |. Utilized, local irrigators generally have at least minimal understanding of how to operate and maintain the system irrigation Figure! Historic technology that is still in use in many areas help of gravity Presentations the you... 1.71 seconds ) Sponsored Links Displaying surface irrigation is often referred to with different names are by this method on... Compounded by the help of gravity be broadly classified as follows: 1 wide Borders Character... Ve clipped this slide to make proper application of the irrigated areas in world. 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