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Click on “Download PDF” for the PDF version or on the title for the HTML version. If you are not an ASABE member or if your employer has not arranged for access to the full-text, Click here for options. Design, Operation, and Maintenance of Controlled-Drainage/Subirrigation (CD-SI) Systems in Humid AreasPublished by the American Society of Agricultural and Biological Engineers, St. Joseph, Michigan www.asabe.org Citation: Applied Engineering in Agriculture. 2(2): 114-119. (doi: 10.13031/2013.26723) @1986Authors: C. W. Doty, K. R. Cain, L. J. Farmer Keywords: Soil drainage, Subsurface irrigation, Water level control, Water table THE design, operation, and maintenance of controlled-drainage/subirrigation (CD-SI) systems are covered from the viewpoint of assisting the farmer, practicing engineer, contractor, and SCS personnel. A nomogram is presented for soils, permeability, approximate drain spacings, and ratio of CD-SI system spacing to drainage system spacings. Steps used in the design of a CD-SI system on a farm with sloping fields are covered in this report. (Download PDF) (Export to EndNotes)
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