TY - SER TI - Journal of the Irrigation and Drainage Division. Vol. 107 No. 4 (1981) PY - 0000///[date of publication not identified] CY - New York : American Society of Civil Engineers. N1 - It contains of Papers, Technical Notes and Discussions for 1981 in Vol. 107 No. 4; Blaney-Criddle Coefficients for Western Turf Grasses / John Borrelli, Larry O. Pochop, William R. Kneebone, Ian L. Pepper, Robert E. Danielson, William E. Hart, and Victor B. Youngner. Soil Percolation Rates from Neutron Probe Measurements / Ted S. Vinson and Larry Mahar. Dimensionless Stream Advance in Sloping Borders / Theodor Strelkoff and Albert J. Clemmens. TECHNICAL NOTES : Proc. Paper 16689 - Relative Runoff by Curve Number Nomograph / Richard J. Heggen. Young's Inequality for Three-Dimensional Flows / Aristides Th. Marinos. Relation Between Curve Number and Runoff Coefficient / Richard H. McCuen and Timothy R. Bondelid. Irrigation Practices for Reclaimed Alkali Soils / V. V. Dhruva Narayana and N. K. Tyagi. Delayed Drainage in a Stream Aquifer System / Shlomo P. Neuman. Simple Equations for Hooghoudt Equivalent Depth / John G. Sakkas and Vassilios Z. Antonopoulos. DISCUSSION : Proc. Paper 16685 - Expanded Polystyrene Spheres as Evaporation Suppressors by Tariq A. Mahmoud and Natiq K. Bashi (Sept., 1980) / A. F. Thoma ER -