TY - SER TI - Journal of the Irrigation and Drainage Division. Vol. 106 No. 3 (1980) 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 1980 in Vol. 106 No. 3; Expanded Polystyrene Spheres as Evaporation Suppressors / Tariq A. Mahmoud and Natiq K. Bashi. Estimating Irrigation Water Quantity and Quality / Otto J. Helweg and Desi Alvarez. Stochastic Model of Water Table under Drainage / Budhi Sagar and Christian Preller. Mathematical Model of Border Irrigation / David W. Fonken, Thomas Carmody, Emmett M. Laursen and Delmar D. Fangmeier. Optimal Seasonal Irrigation Application Analysis / William E. Hart, Donald L Norum, and Gideon Peri. Unsteady Drawdown in 2-D Water Table Aquifer / David T. -Higgins. DISCUSSION : Proc. Paper 15664 - Generalized Stability Analysis of Channel Banks / Victor Miguel Ponce (Dec., 1978. Prior Discussion: Dec., 1979). Closure. Drainage Density as index Of Watershed Development / Philip B. Bedient, Wayne C. Huber, and James P. Heaney (Dec., 1978. Prior Discussion: Dec., 1979). Closure. Runoff Curve Numbers with Varying Site Moisture / Richard H. Hawkins (Dec., 1978. Prior Discussion: Dec., 1979). Closure. Hydraulics of Micro-tube Emitters / Krishanlal C. Khatri, I-Pai Wu, Harris M. Gitlin, and Allan L. Philips (June, 1979). Errata. Crop Response Information for Water Institutions by Gary D. Lynne and Roy R. Carriker (Sept., 1979) / S. A. Hatchett, B. K. Stevens, and H. J. Vaux, Jr. Ground-Water Storage for California Water Project by Jack J. Coe (Sept., 1979) / John W. Bird. Analytical-Numerical Computation of Infiltration / Antonis D. Koussis and Siu-Lun Chow (June, 1980). Errata ER -