| REVIEW OF THE PREVIOUS STUDIES ON WIND STRESS APPLIED ON A LAKE SURFACE | Tadaharu Ishikawa, Hiroichi Tsuruya, Goro Tomidokoro, Takehiko Fukushima and Masahiro Tanaka | 1-10 |
| OBSERVATIONS OF BED TOPOGRAPHY DURING THE 1981-FL00D IN THE ISHIKARI RIVER | Tadaoki Itakura, Hajime Yamaguchi, Yasuyuki Shimizu, Tsutomu Kishi and Mikio Kuroki | 11-19 |
| STOCHASTIC MODEL FOR PARTICLE SUSPENSION IN OPEN CHANNELS | Kazuo Ashida and Masaharu Fujita | 21-46 |
| ANALYSIS OF TURBULENT STRUCTURE OF OPEN-CHANNEL FLOW WITH SUSPENDED SEDIMENTS | Yusuke Fukushima and Masaharu Fukuda | 47-54 |
| INFLUENCE OF WATER SURFACE ON SCOUR FROM VERTICAL SUBMERGED JET | Nobuyoshi Akashi and Takashi Saitou | 55-69 |
| A CASE STUDY OF RESERVOIR OPERATION USING STRETCHED THREAD RULE | Yasuo Takashima | 71-77 |
| A NEW APPROACH TO PARAMETER ESTIMATIONS OF GAMMA-TYPE DISTRIBUTIONS | Kiyoshi Hoshi and Uruya Leeyavanija | 79-95 |