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| 001 | vtls000021225 | ||
| 008 | 230822s2023 xx 000 0 eng d | ||
| 040 | _aJPS | ||
| 090 | 0 | 0 | _aCD-WR 0023 |
| 245 | 0 | _a1. Recreational use of River Terraces 2. Revetment Harmonious with a River's Environment 3. Improvement of Reservoir Water Quality 4. River Purification Projects 5. Water Quality Improvement Vessel 6. Biological Index of Water Quality in Japan [video cd] | |
| 260 |
_aJapan _c[date of publication not identified] |
||
| 300 | _a1 video cd | ||
| 650 | 1 | 0 |
_aRicers _zJapan. |
| 650 | 2 | 0 |
_aWater quality _zJapan. |
| 942 | _cCD | ||
| 990 | _a199_ | ||
| 999 |
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| 003 | JPS | ||