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pro vyhledávání: '"Dean M. Renner"'
Publikováno v:
Journal of Irrigation and Drainage Engineering. 121:289-291
Agricultural drainage first began in Washington State around 1830 and in Oregon around 1840. The first efforts to drain soils for agricultural use began by constructing shallow ditches spaced 18–20 m apart to remove excess surface waters from cropl
Autor:
Dean M. Renner, Charles C. Mueller
Publikováno v:
Journal of the Irrigation and Drainage Division. 100:255-265
Two programs were developed for using the computer to design subsurface drainage systems for irrigated areas. The first program calculates drain spacings using the transient flow method for irrigated lands of Dumm, Moody, and Tapp. The second program
Conference
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