| 000 | 00422nam a2200157 a 4500 | ||
|---|---|---|---|
| 008 | 170703s1997####||||f#|||||00| 0#eng#d | ||
| 003 | AR-EzCA | ||
| 024 | 8 | _aUS GEOLOGICAL SURVEY 1131 | |
| 080 | _a631 | ||
| 091 | _a427cae | ||
| 100 | 1 | _aGillion, Robert | |
| 245 | 1 | 0 | _aClassification and mapping of agricultural land for national water-quality assessment. |
| 653 | 4 | _aAGRICULTURA | |
| 700 | 1 | _aThelin, P. | |
| 999 |
_c31408 _d31408 |
||