Seventh Afro-Asian Conference Papers Vol.1-D

1. A review of subsurface drainage formulas developed in China / WEIZHEN ZHANG (China). 2. An assessment of irrigation requirement for rice in fields with covered drains / SAFWAT ABDEL DAYEM and NAGLA M. EID (Egypt). 3. Salt and water balance model for Fayoum Area / DALAL ALNAGGAR and H.M. VAN LEEUWEN (Egypt). 4. Planning and management of drainage projects in Egypt / MOHAMED H. AMER and D.S. ALNAGGAR (Egypt). 5. Effect of irrigation and drainage on the saltwater dynamics in coastal saline soil areas of China and its utilization / YOU WEN-RUI (China). 6. Drainage of rice fields in Egypt / M. ABU-ZEID and FOUAD RAMADAN (Egypt). 7. Influence of drainage practice on rice yield / ZHANG WEI and SI-TU SONG (China). 8. Agricultural drainage management in Inland Valleys / LOUIS A. BECK and BRIAN E. SMITH (U.S.A.). 9. Countermeasure of water management on low-yield paddy soil / GUAN QINGTAO and YAN GE (China). 10. Time-space variation of drought and waterlogging in Baoqing County / YANG PEISHU and LI XIUZHEN (China). 11. Overland drainage problems in flat land (in special reference to Bangladesh) / MD. SAYEEDUL ISLAM KHAN (Japan). 12. Management and control of water: Drainage & flood control / S.H.C. DE SILVA (Sri Lanka). 13. Present condition and effect of drainage improvement works in the Nishikanbara area of Niigata Prefecture / SEIICHI TSUJI and TSUTOMU ANAYAMA (Japan). 14. Over drainage and land subsidence in peaty soils of the Sibundoy Valley Putumayo (Colombia) / RODRIGO MARIN (Colombia). 15. Regionalized daily stream flow model for the Korean watersheds / KIM, TAI CHEOL (Rep. of Korea). 16. Water balance evaluation for agricultural water rationalization in Naka River basin / HAJIME TANJI and RYOICHI OONISHI (Japan). 17. Flood frequency analysis adjusted for a low outlier / SOON HYUK LEE (Rep. of Korea). 18. Flood and drought control systems and reservoir control / T. TAKASAO; S. IKEBUCHI; K. TAKEUCHI and K. MUSIAKE (Japan). 19. Application of remote sensing to water volume estimation / HIROSHI HASHIMOTO; FUMIO YOSHINO and JUNICHI YOSHITANI (Japan). 20. A study on drainage improvement project by mathematical model simulation / HARUOKI EBE; KOUICHI YONEKAWA and RYOUICHI OHNISHI (Japan). 21. Abstract of River Bureau, Ministry of Construction, Japan / KUNIOMI IWAI (Japan).